This is a list of locomotives that were operated or owned by the Chicago, Milwaukee, St. Paul and Pacific Railway (better known as the Milwaukee Road).
List[]
Steam[]
| Photograph | Classification | Build date | Total produced | Manufacturer | Road Numbers | Retirement date | Status | Notes |
|---|---|---|---|---|---|---|---|---|
|
A | May 1935 (2), May 1936 (1), April 1937 (1) | 4 | American Locomotive Company | 1949–1951 | All Scrapped | ||
|
A1 | 1896–1903 | 18 | Baldwin Locomotive Works | 1934–1948 | All examples were rebuilt simple in 1921–1922 as class A1-a. Eleven examples were superheated in 1925–1929 as class A1-as. | ||
| Frameless | A1-as | 1925–1929 (rebuilt) | 11 | Milwaukee Road | 1934–1948 | Unknown | ||
|
A2 | 1901 | 9 | Baldwin Locomotive Works | 1927–1929 | Rebuilt simple as class A4-s, All Scrapped | ||
| Frameless | A2-a | 1902–1903 | 19 | Baldwin Locomotive Works | 1927–1929 | All Scrapped | ||
| Frameless | A2-b | 1907–1908 | 5 | Milwaukee Road | 1927–1929 | All Scrapped | ||
| Frameless | A2-c | 1908–1909 | 12 | Baldwin Locomotive Works | 1928–1930 | All Scrapped | ||
| Frameless | A2 | 1907 | 2 | Baldwin Locomotive Works (31274, 31275) | 1951 | Both Scrapped | ||
| Frameless | A3-s | 1909 | 1 | Baldwin Locomotive Works (33778) | 1951 | Scrapped | ||
| Frameless | A4-s | - | 2 | Milwaukee Road | 1951 | Both Scrapped | ||
| Frameless | A4-as | - | 1 | Milwaukee Road | 1951 | Scrapped | ||
| Frameless | B | 1892 | 1 | Baldwin Locomotive Works | 1914 | Rebuilt to class G5-xs | ||
| Frameless | B1 | 1895–1897 | 14 | Baldwin Locomotive Works | 1913–1915 | All rebuilt to class G5-s | ||
| Frameless | B2 | 1897–1899 | 37 | Baldwin Locomotive Works | 1914–1925 | 19 examples were rebuilt to class G6-fs, 18 examples were rebuilt to class G6-m | ||
| Frameless | B2 | 1900 | 7 | Baldwin Locomotive Works | 1915–1924 | 3 examples were rebuilt to class G6-gs, 4 examples were rebuilt to G6-n. | ||
| Frameless | B3 | 1900 | 25 | Baldwin Locomotive Works | 1915–1927 | 9 examples were rebuilt to class G6-s, 4 examples were rebuilt to class G6-os, 12 examples were rebuilt to class G6-ps. | ||
| Frameless | B3-x | 1899 | 1 | Baldwin Locomotive Works | 1927 | Scrapped | ||
| Frameless | B4 | 1900 | 16 | Baldwin Locomotive Works | 1921–1927 | 10 were rebuilt to class G7-as, remaining six examples were scrapped. | ||
| Frameless | B4 | 1901–1903 | 66 | Baldwin Locomotive Works | 1915–1925 | 20 examples were rebuilt into class G7-bs, 4 examples were rebuilt to class G7-cs, 25 examples were rebuilt to class G8, 17 more examples rebuilt to class G8-a, | ||
| Frameless | B4-x | 1899 | 1 | Baldwin Locomotive Works | 1927 | Scrapped | ||
| Frameless | C1-a | 1901 | 2 | Baldwin Locomotive Works (19400, 19401) | 1934–1940 | |||
| Frameless | C1-b | 1901 | 2 | Baldwin Locomotive Works (19398, 19399) | 1934–1940 | Later class C1-c | ||
| Frameless | C1-c | 1904–1907 | 65 | Milwaukee Road | 1934–1949 | Unknown | Acquired with Chicago, Terre Haute & Southeastern Railroad | |
| Frameless | C1-d | 1908–1909 | 10 | ALCO-Rogers | 1934–1936 | Unknown | ||
| Frameless | C1-e | 1905 | 5 | ALCO-Brooks | 1934–1936 | Unknown | Acquired with Chicago, Milwaukee & Gary Railroad; né Detroit Southern Railroad | |
| Frameless | C1-f | 1907 | 2 | Baldwin Locomotive Works (32441, 32442) | 1934 | Unknown | Acquired with Chicago, Milwaukee & Gary Railroad | |
| Frameless | C1-g | 1910 | 2 | Baldwin Locomotive Works (35425, 35426) | 1934 | Unknown | Acquired with Chicago, Milwaukee & Gary Railroad | |
| Frameless | C2 | 1909–1910 | 75 | Milwaukee Road (25) | 1936–1965 | Unknown | ||
| Frameless | C3 | 1907 | 2 | Baldwin Locomotive Works (32176, 32208) | 1935 | Unknown | Acquired with Idaho and Washington Northern Railroad | |
| Frameless | C3-a | 1910–1911 | 4 | Baldwin Locomotive Works | 1934–1951 | Unknown | Acquired with Idaho and Washington Northern Railroad | |
| Frameless | C3-b | 1909 | 5 | ALCO-Rogers | 1945–1949 | Unknown | ||
| Frameless | C4 | 1904 | 1 | Baldwin Locomotive Works (24742) | 1927 | Unknown | Acquired with Montana Railroad | |
| Frameless | C5 | 1912 | 5 | Milwaukee Road | 1951–1954 | Unknown | ||
| Frameless | C5-a | 1912–1913 | 45 | ALCO-Brooks (35)
Milwaukee Road (10) |
1945–1954 | Unknown | ||
| Frameless | C7 | 1910 | 5 | ALCO-Schenectady | 1950–1953 | Unknown | Acquired with Chicago, Terre Haute & Southeastern Railroad | |
| Frameless | C7-a | 1912–1918 | 12 | ALCO-Schenectady | 1950–1953 | Unknown | Acquired with Chicago, Terre Haute & Southeastern Railroad | |
| Frameless | C9-a | 1901 | 1 | Pittsburgh Locomotive and Car Works | 1921 | Unknown | Acquired with Tacoma Eastern Railroad | |
| Frameless | C9-b | 1881 | 1 | Baldwin Locomotive Works (5943) | 1929 | Unknown | Acquired with Bellingham Bay and British Columbia Railroad | |
| Frameless | C9-c | 1893 | 1 | Baldwin Locomotive Works (13800) | 1929 | Rebuilt into C9-d | Acquired with Bellingham Bay and British Columbia Railroad | |
| Frameless | C9-d | 1904 | 1 | Baldwin Locomotive Works (24742) | 1927 | Unknown | Acquired with Bellingham Bay and British Columbia Railroad | |
| Frameless | C9-d | 1906 | 1 | Baldwin Locomotive Works (13800) | 1935 | Unknown | Acquired with Tacoma Eastern Railroad | |
| Frameless | D1 | 1913 | 2 | Baldwin Locomotive Works (39758, 39759) | 1952 | Unknown | Acquired with Chicago, Terre Haute & Southeastern Railroad | |
| Frameless | F1 | 1889 | 1 | Schenectady Locomotive Works (2855) | 1926 | Rebuilt into G4-g class 4-6-0 "Ten-Wheeler" | ||
| Frameless | F2 | 1905 | 1 | Milwaukee Road | 1929 | Unknown | ||
| Frameless | F3 | 1910 | 70 | ALCO-Brooks (47442–47491, 48714–47433) | 1929–1954 | Unknown | ||
| Frameless | F4 | 1910 | 70 | Milwaukee Road | 1916–1954 | Unknown | ||
|
F5 | 1911–1912 | 65 (+6) | Milwaukee Road (15 new, 6 rebuilt from F4)
ALCO-Brooks (50) 51134–51163, 51328–51347 |
1934–1954 | |||
|
F6 | January–March 1930 | 14 | Baldwin Locomotive Works (61135–61148) | 1952–1954 | All Scrapped | ||
|
F6-a | October–November 1931 | 8 | Baldwin Locomotive Works (61655–61662) | 1952–1954 | All Scrapped | ||
|
F7 | August–September 1938 | 6 | Baldwin Locomotive Works (69064–69069) | 1949–1951 | All Scrapped | ||
| Frameless | G1 | 1892 | 1 | Cooke Locomotive and Machine Works | 1902 | Unknown | ||
| Frameless | G2 | 1888–1889 | 4 | Brooks Locomotive Works (1333, 1334, 1335, 1514) | 1925–1927 | Unknown | ||
| Frameless | G2-a | 1890 | 2 | Brooks Locomotive Works (1707, 1708) | 1926 | Unknown | ||
| Frameless | G2-b | 1888 | 1 | PRR's Logansport, Indiana Shops | 1926 | Unknown | ||
| Frameless | G2-c | 1904 | 1 | Baldwin Locomotive Works (23673) | 1931 | Unknown | ||
| Frameless | G3 | 1891–1892 | 7 | Rhode Island Locomotive Works (2548, 2635–2640) | 1926–1927 | Unknown | ||
| Frameless | G4 | - | 1 | Schenectady Locomotive Works | 1925 | Unknown | ||
| Frameless | G4-a | 1887 | 4 | Brooks Locomotive Works (1219, 1220, 1255, 1256) | 1926–1928 | Unknown | ||
| Frameless | G4-b | 1896 | 2 | Rhode Island Locomotive Works (3128, 3129) | 1927–1929 | Unknown | ||
| Frameless | G4-c | 1881 | 3 | Rhode Island Locomotive Works (1047, 1052, 1053) | 1926 | Unknown | ||
| Frameless | G4-d | 1883 | 20 | Rhode Island Locomotive Works (1411–1430) | 1926–1933 | Unknown | ||
| Frameless | G4-e | 1885–1888 | 101 | Rhode Island Locomotive Works (40)
Schenectady Locomotive Works (35) Brooks Locomotive Works (1) Grant Locomotive Works (25) |
1926–1933 | Unknown | ||
| Frameless | G4-f | 1898 | 7 | Baldwin Locomotive Works (15888–15891, 16017–16019) | - | Unknown | Acquired with Chicago, Terre Haute and Southeastern Railroad, né Southern Indiana | |
| Frameless | G4-g | 1926 (rebuilt) | 1 | MILW's Milwaukee Shops | 1930 | Scrapped | Rebuilt from Class F1 | |
| Frameless | G5 | 1891 | 27 | Rhode Island Locomotive Works | 1925–1934 | Unknown | Eight sold to Montana Railroad in 1907; re-acquired with Montana Railroad in 1910. | |
| Frameless | G5-a | 1890–1892 | 19 | Schenectady Locomotive Works 3302–3311 (10) | 1926–1935 | Unknown | ||
| Frameless | G5-b | 1889 | 1 | Rhode Island Locomotive Works (2151) | 1926 | Unknown | ||
| Frameless | G5-s | 1913–1915 | 15 | Milwaukee Road (rebuilder) | 1938–1945 | Unknown | Rebuilt from Class B1 | |
| Frameless | G5-c | 1907 | 1 | Baldwin Locomotive Works (32348) | 1927 | Unknown | Acquired with Bellingham Bay and British Columbia Railroad | |
| Frameless | G5-d | 1899 | 3 | Rogers Locomotive and Machine Works (5386–5388) | 1930–1934 | Unknown | Acquired with Chicago, Terre Haute and Southeastern Railroad; né Southern Indiana Railroad | |
| Frameless | G5-e | 1903 | 10 | Baldwin Locomotive Works | 1934 | Unknown | Acquired with Chicago, Terre Haute and Southeastern Railroad; né Southern Indiana Railroad | |
| Frameless | G6-a | 1905 | 28 | Milwaukee Road's Milwaukee Shops | 1931–1936 | Unknown | 17 examples were superheated as class G6-as | |
| Frameless | G6-b | 1907 | 5 | Milwaukee Road's Milwaukee Shops | 1945–1948 | Unknown | 4 examples were superheated as class G6-bs | |
| Frameless | G6-c | 1909 | 13 | ALCO-Brooks (45789–45801) | 1930–1948 | Unknown | 11 examples were superheated as class G6-cs | |
| Frameless | G6-d | 1907 | 2 | Baldwin Locomotive Works (31269, 31270) | 1935 | Unknown | ||
| Frameless | G6-e | 1907–1908 | 3 | Baldwin Locomotive Works (31648, 32119, 32764) | 1935 | Unknown | ||
| Frameless | G6-fs | 1914–1918 (rebuilt) | 18 | Milwaukee Road (rebuilder) | 1932–1954 | Unknown | ||
| Frameless | G6-gs | 1915 (rebuilt) | 3 | Milwaukee Road (rebuilder) | 1945–1953 | Unknown | ||
| Frameless | G6-h | 1893 | 1 | Cooke Locomotive Works (2252) | 1930 | Unknown | ||
| Frameless | G6-k | 1904–1906 | 3 | Baldwin Locomotive Works (23682, 26638, 28486) | 1926–1932 | Unknown | ||
| Frameless | G6-m | 1921–1928 (rebuilt) | 18 | Milwaukee Road (rebuilder) | 1950–1954 | Unknown | ||
| Frameless | G6-n | 1921–1924 (rebuilt) | 4 | Milwaukee Road (rebuilder) | 1941–1952 | Unknown | ||
| Frameless | G6-os | 1921 (rebuilt) | 4 | Milwaukee Road (rebuilder) | 1949–1951 | Unknown | ||
| Frameless | G6-ps | 1921–1927 (rebuilt) | 12 | Milwaukee Road (rebuilder) | 1947–1954 | Unknown | ||
| Frameless | G6-s | 1915–1918 (rebuilt) | 10 | Milwaukee Road (rebuilder) | 1945–1951 | Unknown | ||
| Frameless | G6-r | 1905 | 4 | ALCO-Rogers (37567–37572) | 1934 | Unknown | Acquired with Chicago, Terre Haute and Southeastern Railroaad, né Chicago Southern Railroad | |
| Frameless | G7 | 1904–1909 | 81 | Milwaukee Road (rebuilder) | Unknown | 7 examples were superheated as class G7-s | ||
| Frameless | G7-as | 1921 (rebuilt) | 10 | Milwaukee Road (rebuilder) | Unknown | Rebuilt from Class B4 | ||
| Frameless | G7-bs | 1915–1918 (rebuilt) | 20 | Milwaukee Road (rebuilder) | Unknown | Rebuilt from Class B4 | ||
| Frameless | G7-cs | 1918–1920 (rebuilt) | 4 | Milwaukee Road (rebuilder) | Unknown | Rebuilt from Class B4 | ||
|
G8 | 1919–1920 (rebuilt) | 25 | Milwaukee Road (rebuilder) | One preserved remainder scrapped | Rebuilt from Class B4 | ||
| Frameless | G8-a | 1921–1925 (rebuilt) | 15 | Milwaukee Road (rebuilder) | Unknown | Rebuilt from Class B4 | ||
| Frameless | H1 | - | - | - | - | Unknown | ||
| Frameless | H2 | - | - | - | - | Unknown | ||
| Frameless | H3 | - | - | - | - | Unknown | ||
| Frameless | H4 | - | - | - | - | Unknown | ||
| Frameless | H5 | - | - | - | - | Unknown | ||
| Frameless | H6 | 1890 | 2 | Brooks Locomotive Works (1599, 1600) | 1926–1927 | Unknown | Acquired 1893 with Milwaukee and Northern | |
| Frameless | H6-b | 1891–1892 | 3 | Schenectady Locomotive Works (3556, 3557)
Rhode Island Locomotive Works (2797) |
1926–1930 | Unknown | Acquired 1899 with Des Moines and North Western | |
| Frameless | H6-c | 1888–1889 | 4 | Rhode Island Locomotive Works (1432, 1433, 1512, 1513) | 1926 | Unknown | Acquired 1893 with Milwaukee and Northern | |
| Frameless | H6-d | 1886–1887 | 31 | Rhode Island Locomotive Works (1687–1696)
Brooks Locomotive Works (1148) Cooke Locomotive Works (1754–1763) Grant Locomotive Works (10) |
1926–1947 | Unknown | ||
| Frameless | H7 | 1882–1883 | 18 | Rhode Island Locomotive Works (1272–1293, 1304–1306) | 1925–1932 | Unknown | ||
| Frameless | H7-a | 1886 | 3 | Rhode Island Locomotive Works (1676–1678) | 1928–1930 | Unknown | Acquired with Chicago, Evanston and Lake Shore Railroad | |
| Frameless | H7-b | 1889–1900 | 10 | Schenectady Locomotive Works (2962–2971) | 1927–1933 | Unknown | ||
| Frameless | H7-c | 1901 | 1 | Baldwin Locomotive Works (18555) | 1928 | Unknown | Acquired from Davenport, Rock Island and Northwestern Railroad | |
| Frameless | H7-d | 1901 | 1 | Baldwin Locomotive Works (18699) | 1928 | Unknown | Acquired from Davenport, Rock Island and Northwestern Railroad | |
| Frameless | H8 | 1904–1905 | 9 | Rogers Locomotive and Machine Works (6228–6232) | 1934–1951 | Unknown | Acquired with Chicago, Terre Haute and Southeastern Railroad | |
| Frameless | I1 | 1871, 1878 | 3 | Milwaukee Shops | 1917 | Unknown | ||
| Frameless | I2 | 1888, 1890 | 2 | Milwaukee Shops (38)
Baldwin Locomotive Works (16206–16210) |
1918 | Unknown | ||
| Frameless | I3 | 1891 | 9 | Rhode Island Locomotive Works (2621, 2622, 2624, 2702–2707) | 1926–1945 | Unknown | ||
| Frameless | I4 | 1891–1895 | 3 | Milwaukee Shops | 1926–1928 | Unknown | ||
| Frameless | I4-a | 1898–1902 | 43 | Milwaukee Shops (38)
Baldwin Locomotive Works (16206–16210) |
1909–1944 | Unknown | ||
|
I5 | 1902–1903 | 6 | Milwaukee Shops | 1931–1934 | One preserved remainder scrapped | ||
| Frameless | I5-a | 1903–1913 | 166 | Milwaukee Shops | 1933–1955 | Unknown | ||
| Frameless | I5-b | 1907, 1910 | 2 | Baldwin Locomotive Works (32423, 34354) | 1934 | Unknown | ||
| Frameless | I6-s | 1913–1914 | 10 | Milwaukee Shops | 1948–1956 | Unknown | ||
| Frameless | J1 | 1873 | 2 | Baldwin Locomotive Works (3488–3489) | 1905 | Unknown | ||
| Frameless | J2 | 1883–1887 | 3 | Brooks Locomotive Works | 1911–1917 | Unknown | Acquired with Milwaukee and Northern | |
| Frameless | J2-a | 1878–1882 | 80 | - | 1906–1930 | One preserved remainder scrapped | ||
| Frameless | J3 | 1893 | 5 | Grant Locomotive Works | 1918–1926 | Unknown | ||
| Frameless | K1 | 1907–1909 | 195 | American Locomotive Company (125)
Milwaukee Road (70) |
1935–1945 | Unknown | ||
| Frameless | K1-as | - | 71 | American Locomotive Company (41)
Milwaukee Road (30) |
1935–1955 | Unknown | ||
| Frameless | K1-a | 1910 | 1 | Baldwin Locomotive Works (34918) | 1927 | Unknown | ||
| Frameless | L1 | 1909 | 20 | Milwaukee Road | 1945–1954 | Unknown | ||
| Frameless | L1-s | - | 2 | Milwaukee Road | 1940 | Unknown | ||
|
L2 | - | 180 | Milwaukee Road (40) | 1935–1955 | All Scrapped | ||
| Frameless | L2-a | 1920 | 100 | Baldwin Locomotive Works | 1949–1954 | All Scrapped | ||
|
L2-b | 1922–1923 | 100 | Baldwin Locomotive Works | 1950–1956 | All Scrapped | ||
|
L3 | 1918–1919 | 100 | American Locomotive Company (59740–59789, 61042–61046, 61148–61192) | 1938–1956 | All Scrapped | USRA Heavy Mikado. 18 examples fitted with booster as class L3-a. One fitted with tender booster as class L3-b | |
| Frameless | M1 | 1905 | 2 | Baldwin Locomotive Works | 1925, 1927 | Unknown | Acquired with Montana Railroad | |
| Frameless | M1a | 1891 | 1 | Baldwin Locomotive Works | 1928 | Unknown | Acquired with Bellingham Bay and British Columbia Railroad | |
| Frameless | M1b | 1892 | 3 | Baldwin Locomotive Works | 1930 | Unknown | Acquired with Chicago, Terre Haute and Southeastern Railroad | |
| Frameless | M1c | 1901 | 2 | Baldwin Locomotive Works | 1930 | Unknown | Acquired with Chicago, Terre Haute and Southeastern Railroad,
originally Southern Indiana Railroad | |
| Frameless | M1d | 1904, 1905 | 11 | Rogers Locomotive and Machine Works | 1910–1934 | Unknown | Acquired with Chicago, Terre Haute and Southeastern Railroad,
originally Southern Indiana Railroad | |
| Frameless | M1e | 1904, 1905 | 4 | American Locomotive Company | 1934 | Unknown | Acquired with Chicago, Milwaukee and Gary Railroad,
originally, Illinois, Iowa and Minnesota Railroad. | |
| Frameless | M2 | 1905, 1906 | 4 | American Locomotive Company | 1927–1934 | Unknown | ex Chicago Junction. | |
| Frameless | N1 | 1910-1911 | 25 | ALCO-Schenectady (48838–48862) | 1928–1935 | Unknown | Compound Mallet. 17 examples rebuilt to Class N3 | |
| Frameless | N2 | 1912 | 16 | ALCO-Schenectady (51057–51066, 52124–52129) | 1934–1949 | Unknown | ||
| Frameless | N3 | 1929–1931 | 17 | Milwaukee Road (rebuilder) | 1950–1954 | Unknown | Four cylinder simple articulated. Rebuilt from Class N1 | |
| Frameless | S1 | 1930 (1),
1938 (1) |
2 | Baldwin Locomotive Works (61176),
Milwaukee Shops |
1954 | Unknown | ||
| Frameless | S2 | 1937–1940 | 40 | Baldwin Locomotive Works (62089–62118, 62344–62353) | 1954–1956 | Unknown | ||
|
S3 | 1944 | 10 | American Locomotive Company (71973–71982) | 1954–1956 | Two preserved, remainder scrapped | ||
| Frameless | X1 | - | - | - | - | Unknown | ||
| Frameless | X2 | - | - | - | - | Unknown |
Diesel[]
| Photograph | Classification | Milwaukee Road Classification | Build date | Total produced | Manufacturer | Road Numbers | Retirement date | Status | Notes |
|---|---|---|---|---|---|---|---|---|---|
| Frameless | ALCO HH600 | 6-AS | 1939 | 2 | American Locomotive Company | 1961 | Unknown | ||
| Frameless | ALCO HH600 | 6.6-AS | 1940 | 2 | American Locomotive Company | 1961 | Unknown | ||
| Frameless | ALCO HH1000 | 10-AS | 1940 | 2 | American Locomotive Company | 1965 | Unknown | ||
| Frameless | ALCO S-2 | 10-AS | 1940–1950 | 31 | American Locomotive Company | 1960-1966 | Unknown | ||
| Frameless | ALCO S-4 | 10-AS | 1950–1954 | 34 | American Locomotive Company | 1966-1976 | Unknown | ||
| Frameless | ALCO RS-1 | 10-ARS | 1941 (2); 1943 (2); 1953 (3) | 7 | American Locomotive Company | 1943 (2); 1967 (5) | Unknown | First two examples requisitioned by US Army in 1943. | |
|
ALCO RSC-2 | 15-ARS-6 | 1946–1947 | 18 | American Locomotive Company | 1967-1976 (RSC-2) / 1976 (RSC-25) | Unknown | Three examples had swapped trucks with RS-2s in 1955. Four other examples rebuilt by ALCO to RSC-25 in 1965 | |
| Frameless | ALCO RS-2 | 15-ARS | 1949 | 4 | American Locomotive Company | 1967-1972 | Unknown | Three examples swapped trucks with RSC-2s in 1955 | |
| Frameless | ALCO RS-3 | 16-ARS | 1953–1955 | 21 | American Locomotive Company | 1966-1976 | Unknown | ||
| Frameless | ALCO RSD-5 | 16-ARS-6 | 1953 | 6 | American Locomotive Company | 1976 | Unknown | ||
| Frameless | ALCO DL-107 | 20-AP-6 | 1941 | 2 | American Locomotive Company | 1962 | Unknown | ||
| Frameless | Baldwin VO-660 | 6.6-BS | 1940 | 1 | Baldwin Locomotive Works | 1961 | Unknown | ||
| Frameless | Baldwin VO-1000 | 10-BS | 1940–1945 | 12 | Baldwin Locomotive Works | 1965–1972 | Unknown | ||
| Frameless | Baldwin DS-4-4-1000 | 10-BS | 1948–1949 | 10 | Baldwin Locomotive Works | 1967-1976 | Unknown | ||
| Frameless | Baldwin S-12 | 12-BS | 1950–1954 | 21 | Baldwin Locomotive Works | 1968–1976 | Unknown | ||
| Frameless | Baldwin RS-12 | 12-BRS | 1951–1952 | 2 | Baldwin Locomotive Works | 1974–1976 | Unknown | ||
| Frameless | Baldwin AS-616 | 16-BRS-6 | 1951–1953 | 8 | Baldwin Locomotive Works | 1967-1976 | Unknown | Two were built as AS-616B models (rebuilt as AS-616 in 1953) | |
| Frameless | Davenport 44-ton | 3.8-DS | 1942 | 2 | Davenport Locomotive Works | 1958 | Unknown | ||
|
EMD SW1 | 6-ES | 1939–1941 | 25 | Electro-Motive Division | 1975–1983 | Unknown | ||
|
EMD NW2 | 10-ES | 1939–1947 | 8 | Electro-Motive Division | 1981–1984 | Unknown | ||
| Frameless | EMD TR2 | - | 1949 | 2 units (1 A-B cow-calf set) | Electro-Motive Division | 1978–1979 | Unknown | ||
| Frameless | EMD SW7 | 10-ES | 1950 | 1 | Electro-Motive Division | 1984 | Unknown | ||
| Frameless | EMD TR4 | - | 1950–1951 | 12 units (6 A-B cow-calf sets) | Electro-Motive Division | 1980–1984 | Unknown | ||
| Frameless | EMD SW9 | 9-ES | 1951 | 3 | Electro-Motive Division | 1982–1984 | Unknown | ||
| Frameless | EMD SW1200 | 12-ES | 1954 | 48 | Electro-Motive Division | 1980–(End) | Unknown | ||
| Frameless | EMD MP15AC | 15-ES | 1975–76 | 64 | Electro-Motive Division | (End) | All offered to the Soo Line Railroad | ||
| Frameless | EMD E6 | 20-EP | 1941 | 2 A units | Electro-Motive Division | 1961 | Unknown | ||
| Frameless | EMD E7 | 20-EP | 1946 | 10 A units | Electro-Motive Division | 1969 | Unknown | ||
| Frameless | EMD E9 | 24-EP | 1956 | 18 units (6 ABA sets) | Electro-Motive Division | 1973 | Unknown | Built to UP specification with steam generators for inter-city service. | |
|
EMD E9 | 24-EP | 1961 | 6 A units | Electro-Motive Division | 1982 | Unknown | Built equipped with head end power for suburban service. | |
| Frameless | EMD FT | 13.5-EF | 1941–1945 | 52 units (26 A-B semi-permanently coupled pairs, making up 13 ABBA sets) | Electro-Motive Division | 1959 | Unknown | ||
| Frameless | EMD F3 | 15-EF | 1949 | 16 units (4 ABBA sets) | Electro-Motive Division | 1965 | Unknown | ||
|
EMD F7 | 15-EF | 1949–1953 | 118 units (68 A units, 50 B units) | Electro-Motive Division | 1974–1984 | Unknown | ||
| Frameless | EMD FP7 | 15-EF | 1950–1952 | 32 (16 FP7-F7B-FP7 sets) | Electro-Motive Division | 1976–1984 | Unknown | Five sets reassigned to freight service | |
| Frameless | EMD F9 | 17.5-EF | 1954 | 12 units (6 AB sets) | Electro-Motive Division | 1977–1982 | Unknown | Four A units re-equipped for suburban service | |
| Frameless | EMD FP45 | 36-EP-6 | 1968 | 5 | Electro-Motive Division | 982–1984 | Unknown | Built for intercity passenger train service. All five later re-equipped for freight train service after formation of Amtrak. | |
| Frameless | EMD F40C | - | 1974 | 15 | Electro-Motive Division | - | Unknown | Built for suburban commuter passenger service. All later turned over to RTA when RTA assumed responsibility for suburban commuter passenger service. Two units remain in service with Metra in 2014. Model was unique to Milwaukee Road. | |
|
EMD SD7 | 15-ERS-6 | 1952–1953 | 14 | Electro-Motive Division | - | 17 rebuilt to "SD10" | ||
|
EMD GP9 | 17.5-ERS | 1954–1959 | 128 | Electro-Motive Division | - | 54 rebuilt to "GP20m" | ||
| Frameless | EMD SD9 | 17.5-ERS-6 | 1954 | 14 | Electro-Motive Division | - | 4 rebuilt to "SD10" | ||
|
EMD SD10 | Electro-Motive Division | |||||||
| Frameless | EMD GP30 | 22.5-ERS | 1963 | 16 | Electro-Motive Division | 1984 | Unknown | ||
| Frameless | EMD GP35 | 25-ERS | 1965 | 12 | Electro-Motive Division | 1984 | Unknown | ||
|
EMD SDL39 | 23-ERS-6 | 1969–1972 | 10 | Electro-Motive Division | - | Unknown | Model unique to the Milwaukee Road | |
|
EMD GP40 | 30-ERS-4 | 1966–1969 | 72 | Electro-Motive Division | - | Unknown | ||
|
EMD SD45 | 36-ERS-6 | 1968 | 10 | Electro-Motive Division | - | Unknown | ||
| Frameless | EMD SD40-2 | 30-ERS-6 | 1972–1974 | 90 | Electro-Motive Division | - | Unknown | ||
| Frameless | EMD GP38-2 | 20-ERS-4 | 1973–1974 | 16 | Electro-Motive Division | - | Unknown | ||
|
FM H-10-44 | 10-FS | 1944–1950 | 24 | Fairbanks-Morse | 1978–1981 | Unknown | ||
|
FM H-12-44 | 2-FS | 1950–1955 | 48 | Fairbanks-Morse | 1972–1981 | Unknown | ||
| Frameless | FM H-16-44 | 16-FRS | 1954–1956 | 37 | Fairbanks-Morse | 1967–1976 | Unknown | ||
| Frameless | FM H-16-66 | 16-FRS-6 | 1953 | 6 | Fairbanks-Morse | 1972-1975 | Unknown | Railfan nickname - Baby Trainmaster | |
| Frameless | FM CF-16-4 | 15-FF | 1951 | 18 | Fairbanks-Morse | 1966-1967 | Unknown | 6 ABA sets | |
|
FM Erie-built | 20-FP-6 | 1946–1948 | 20 (14 A units, 6 B units) | Fairbanks-Morse | 1963 | Unknown | originally 6 ABA sets, 1 AA set | |
| Frameless | GE 44-ton | 3.6-GS | 1940–1941 | 3 | General Electric | 1958–1967 | Unknown | ||
| Frameless | GE U23B | 23-GRS | 1973 | 5 | General Electric | 1984–1985 | Unknown | ||
|
GE U25B | 25-GRS | 1965 | 12 | General Electric | 1966 (1), 1984 (11) | Two preserved, remainder scrapped | One unit wrecked at Whitman, Minnesota in 1966 | |
| Frameless | GE U28B | 28-GRS | 1966 | 12 | General Electric | 1984 | Unknown | ||
| Frameless | GE U30B | 30-GRS | 1966–1968 | 10 | General Electric | 1980 (1), 1984 (9) | Unknown | ||
| Frameless | GE U30C | 30-GRS-6 | 1974 | 8 | General Electric | 1974 | Unknown | ||
| Frameless | GE U33C | 33-GRS-6 | 1968 | 4 | General Electric | 1980 (1), 1982 (3) | Unknown | ||
| Frameless | GE U36C | 36-GRS-6 | 1972 | 4 | General Electric | 1984–1985 | Unknown | ||
| Frameless | Whitcomb 44-ton (B-B) | 3.8-WS | 1940–1941 | 7 | Whitcomb Locomotive Works | 1941 (1), 1954–68 | 1 sold to Purdue University in 1941 | ||
| Frameless | Whitcomb 80-ton (1D1) | 6.5-WS | 1929-1930 | 2 | Whitcomb Locomotive Works | 1944 | built as 300 hp gas-electric, rebuilt to 650 hp diesel-electric in 1941; sold to US Government 1944 |
Electric[]
| Photograph | Classification | Build date | Total produced | Manufacturer | Road Numbers | Retirement date | Status | Notes |
|---|---|---|---|---|---|---|---|---|
|
ES-1 | 1915 | 1 | General Electric | 1949–1951 | Scrapped | ||
|
ES-2 | 1916–1919 | 4 | General Electric | - | All Scrapped | ||
| Frameless | EP-1 | - | - | General Electric | - | Unknown | ||
|
EP-2 | 1919 | 5 | General Electric | 1961 | One preserved, remainder scrapped | All five were rebuilt, No. E2 was preserved | |
|
EP-3 | 1919 | 10 | Baldwin Locomotive Works / Westinghouse Electric | - | All scrapped by 1957 | ||
|
EP-4 "Little Joe" | 1946 | - | General Electric | - | One preserved, remainder scrapped | No. E70 was preserved | |
|
EF-1 | 1915–1916 | 42 locomotives (84 half-units) | General Electric | January 1951–June 1974 | One preserved, remainder scrapped | ||
| Frameless | EF-2 | - | - | General Electric | - | Unknown | ||
|
EF-3 | - | - | General Electric | - | One preserved, remainder scrapped | ||
| Frameless | EF-4 | - | - | General Electric | - | Unknown | ||
| Frameless | EF-5 | - | - | General Electric | - | Unknown |