| Elmira, Cortland & Northern Railroad Formed by purchase and merger: March 7, 1884 |
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| Road # | Model | Builder | Built | Acquired | Disposed | Notes |
| 1 | 4-4-0 | Schenectady | 1870 | 3/7/1884 - ex CC&D | 1895 | Ex-Cazenovia, Canastota & DeRuyter Ry #1 |
| 2 | 4-4-0 | Schenectady | 1870 | 3/7/1884 - ex CC&D | 1895 | Ex-Cazenovia, Canastota & DeRuyter Ry #2 |
| 3 | 4-4-0 | Portland | 1872 | 3/7/1884 - ex UI&E | 1895 | Ex-Utica, Ithaca & Elmira Ry. #5 |
| 4 | 4-4-0 | Brooks | 1879 | 3/7/1884 - ex UI&E | 1906 | Ex-Utica, Ithaca & Elmira Ry. #7 (maybe #13???). Sold to NYA&L in 1906. |
| 5 | 4-4-0 | Portland | 1874 | 3/7/1884 - ex UI&E | 1905 | Ex-Utica, Ithaca & Elmira Ry. #6 |
| 6 | 4-4-0 | Portland | 1879 | 3/7/1884 - ex UI&E | 1910 | Ex-Utica, Ithaca & Elmira Ry. #8 |
| 7 | 4-4-0 | Portland | 1871 | 3/7/1884 - ex UI&E | 1910 | Ex-Utica, Ithaca & Elmira Ry. #4 |
| 8 | 4-4-0 | Unknown | 1869 | 3/7/1884 - ex??? | 1899 | nee-unknown |
| 9 | 2-6-0 | Cooke | 1879 | 3/7/1884 - ex UI&E | 1905 | Ex-Utica, Ithaca & Elmira Ry. #9 |
| 10 | 2-6-0 | Rogers | 1883 | 3/7/1884 - ex UI&E | 1895 | Ex-Utica, Ithaca & Elmira Ry. #12 |
| 11 | 0-4-0 | Unknown | 1869 | 3/7/1884 - ex??? | 1885 | nee-unknown 0-4-0 switcher. Sold or scrapped in 1885. 22-ton weight. |
| 12 | 4-6-0 | Cooke | 1884 | 1899 | Rebuilt as a 2-6-0 camelback in 1899 by LV's Sayre Shops | |
| 13 | 4-6-0 | Rogers | 1883 | 3/7/1884 - ex UI&E | 1911 | Ex-Utica, Ithaca & Elmira Ry. #13 - maybe???) |
| 14 | 4-6-0 | Cooke | 1884 | 1898 | Rebuilt as an 0-6-0 camelback in 1898 by LV's Sayre Shops | |
| 15 | 4-6-0 | Cooke | 1884 | 1900 | Rebuilt as a 4-6-0 camelback in 1900 by LV's Sayre Shops | |
| 16 | 4-6-0 | Cooke | 1884 | 1899 | Rebuilt as a 2-6-0 camelback in 1899 by LV's Sayre Shops | |
| 17 | 4-6-0 | Cooke | 1884 | 1902 | Rebuilt as an 0-6-0 camelback in 1902 by LV's Sayre Shops | |
| 18 | 4-6-0 | Cooke | 1884 | 1900 | Rebuilt as a 2-6-0 camelback in 1900 by LV's Sayre Shops | |
| 19 | 4-6-0 | Cooke | 1886 | 1899 | Rebuilt as a 4-6-0 camelback in 1899 by LV's Sayre Shops | |
| 20 | 4-6-0 | Cooke | 1886 | 1899 | Rebuilt as a 2-6-0 camelback in 1899 by LV's Sayre Shops | |
| 21 | 4-6-0 | Cooke | 1886 | 1899 | Rebuilt as a 2-6-0 camelback in 1899 by LV's Sayre Shops | |
| 22 | 4-6-0 | Cooke | 1886 | 1900 | Rebuilt as a 2-6-0 camelback in 1900 by LV's Sayre Shops | |
| 23 | 2-8-0 | Grant | 1886 | 1905 | Rebuilt as a 2-8-2 camelback in 1905 by LV's Sayre Shops | |
| 24 | 2-8-0 | Grant | 1886 | 1905 | Rebuilt as a 2-8-2 camelback in 1905 by LV's Sayre Shops | |
| 25 | 0-4-0 | Grant | March-1892 | 1942 | ||
| 26 | 4-4-0 | Baldwin | 1871 | May-1896 - ex LV, nee GI&S | 1911 | Ex-Lehigh Valley #2543/524, nee-Geneva, Ithaca & Sayre #1 |
| 27 | 4-4-0 | Baldwin | 1871 | May-1896 - ex LV, nee GI&S | 1912 | Ex-Lehigh Valley #2544/525, nee-Geneva, Ithaca & Sayre #2 |
| 28 | 4-4-0 | Baldwin | 1871 | May-1896 - ex LV, nee GI&S | 1913 | Ex-Lehigh Valley #2545/526, nee-Geneva, Ithaca & Sayre #3 |
| 28 | 4-4-0 | Baldwin | 1871 | May-1896 - ex LV, nee GI&S | 1911 | Ex-Lehigh Valley #2546/527, nee-Geneva, Ithaca & Sayre #4 |
| 30 | 0-6-0C | rb. LV: Sayre | rb. November-1898 | 1935 | Ex-EC&N #14 -- rebuilt by Lehigh Valley's Sayre Shops for EC&N. | |
| 31 | 4-4-0 | Mason | 1865 | February-1899 - ex LV | 1911 | Ex-Lehigh Valley #48 |
| 32 | 2-6-0 | Rhode Island | 1874 | February-1899 - ex LV | 1907 | Ex-Lehigh Valley #1706/201 |
| 33 | 2-8-0 | LV: Delano | 1883 | February-1899 - ex LV | 1909 | Ex-Lehigh Valley #621/390 |
| 34 | 2-6-0C | rb. LV: Sayre | rb. April-1899 | 1926 | Ex-EC&N #12 -- rebuilt by Lehigh Valley's Sayre Shops for EC&N. | |
| 35 | 2-6-0C | rb. LV: Sayre | rb. June-1899 | 1931 | Ex-EC&N #20 -- rebuilt by Lehigh Valley's Sayre Shops for EC&N. | |
| 36 | 4-6-0C | rb. LV: Sayre | rb. July-1899 | 1948 | Ex-EC&N #19 -- rebuilt by Lehigh Valley's Sayre Shops for EC&N. | |
| 37 | 2-6-0C | rb. LV: Sayre | rb. September-1899 | 1919 | Ex-EC&N #16 -- rebuilt by Lehigh Valley's Sayre Shops for EC&N. | |
| 38 | 2-6-0C | rb. LV: Sayre | rb. December-1899 | 1943 | Ex-EC&N #21 -- rebuilt by Lehigh Valley's Sayre Shops for EC&N. | |
| 39 | 2-6-0C | rb. LV: Sayre | rb. March-1900 | 1928 | Ex-EC&N #18 -- rebuilt by Lehigh Valley's Sayre Shops for EC&N. | |
| 40 | 2-6-0C | rb. LV: Sayre | rb. May-1900 | 1941 | Ex-EC&N #22 -- rebuilt by Lehigh Valley's Sayre Shops for EC&N. | |
| 41 | 4-6-0C | rb. LV: Sayre | rb. August-1900 | 1948 | Ex-EC&N #15 -- rebuilt by Lehigh Valley's Sayre Shops for EC&N. | |
| 42 | 0-6-0C | rb. LV: Sayre | rb. July-1902 | 1934 | Ex-EC&N #17 -- rebuilt by Lehigh Valley's Sayre Shops for EC&N. | |
| 43 | 2-8-2C | rb. LV: Sayre | rb. May-1905 | 1938 | Ex-EC&N #24 -- rebuilt by Lehigh Valley's Sayre Shops for EC&N. | |
| 44 | 2-8-2C | rb. LV: Sayre | rb. September-1905 | Preserved | Ex-EC&N #23 -- rebuilt by Lehigh Valley's Sayre Shops for EC&N. | |
| 45 | 2-8-0C | Rome Machine Works | November-1906 | 1949 | Near-copy of NYO&W class S 2-6-0 camelback | |
| 46 | 2-8-0C | Rome Machine Works | April-1907 | 1943 | Near-copy of NYO&W class S 2-6-0 camelback | |
| 47 | 2-8-0C | Rome Machine Works | April-1907 | 1951 | Near-copy of NYO&W class S 2-6-0 camelback | |
| 48 | 4-6-0 | Brooks | May-1911 | 1949 | Near-copy of NYO&W class E 4-6-0 | |
| 49 | 4-6-0 | Brooks | May-1911 | 1947 | Near-copy of NYO&W class E 4-6-0 | |
| 50 | 4-6-0 | Brooks | July-1911 | 1950 | Near-copy of NYO&W class E 4-6-0 | |
| 51 | 4-6-0 | Brooks | July-1911 | 1945 | Near-copy of NYO&W class E 4-6-0 | |
| 52 | 4-6-0 | Schenectady | April-1916 | 1952 | Near-copy of NYO&W class E 4-6-0 | |
| 53 | 4-6-0 | Schenectady | April-1916 | 1951 | Near-copy of NYO&W class E 4-6-0 | |
| 54 | 4-6-0 | Schenectady | April-1916 | 1952 | Near-copy of NYO&W class E 4-6-0 | |
| 55 | 4-6-2 | Baldwin | May-1922 | 1950 | Copy of USRA light Pacific | |
| 56 | 4-6-2 | Baldwin | May-1922 | 1951 | Copy of USRA light Pacific | |
| 61 | HH600 | ALCO | May-1934 | Originally numbered D1 (1934 - 1948) | ||
| 62 | HH600 | ALCO | July-1934 | Originally numbered D2 (1934 - 1948) | ||
| 63 | SC | EMC | October-1938 | Originally numbered D3 (1938 - 1948) | ||
| 64 | SW1 | EMD | May-1941 | Originally numbered D4 (1941 - 1948) | ||
| 65 | SW1 | EMD | May-1941 | Originally numbered D5 (1941 - 1948) | ||
| 57 | 4-8-2 | Schenectady | October-1923 | 2/11/1947 - ex NYO&W | Preserved | Ex-NYO&W #410 |
| 58 | 2-6-0C | Cooke | June-1908 | December-1947 | Preserved | Ex-Unadilla Valley Railway #272. Nee-NYO&W class V #272. |
| 59 | 4-8-2 | Schenectady | October-1923 | 4/28/1948 - ex NYO&W | Preserved | Ex-NYO&W #405 |
| 60 | 4-8-2 | Schenectady | May-1922 | 8/28/1948 - ex NYO&W | Preserved | Ex-NYO&W #402 |
| 66 | BL2 | EMD | December-1948 | Steam generator equipped | ||
| 67 | BL2 | EMD | December-1948 | Steam generator equipped | ||
| 68 | BL2 | EMD | January-1949 | |||
| 69 | BL2 | EMD | January-1949 | |||
| 70 | BL2 | EMD | February-1949 | |||
| 71 | BL2 | EMD | February-1949 | |||
| 72 | RS-2 | ALCO | May-1949 | October-1950 - ex C&O | Ex-Chesapeake & Ohio #5500 | |
| 73 | RS-2 | ALCO | May-1949 | October-1950 - ex C&O | Ex-Chesapeake & Ohio #5501 | |
| 74 | RS-3 | ALCO | December-1950 | |||
| 75 | RS-3 | ALCO | December-1950 | |||
| 76 | RS-3 | ALCO | December-1950 | |||
| 77 | GP7 | EMD | March-1951 | |||
| 78 | GP7 | EMD | March-1951 | |||
| 79 | RSD-5 | ALCO | June-1952 | |||
| 80 | SD9 | EMD | November-1954 | |||
| 81 | SD9 | EMD | November-1954 | |||
| Merged with other lines to form the Lake Ontario & Hudson River Rail Road on July 1, 1965 | ||||||