The Liberty League is an intercollegiate athletic conference which competes in the National Collegiate Athletic Association (NCAA) Division III. Member schools are all located in the state of New York.
The league includes founding members Clarkson University, Hobart and William Smith Colleges, Rensselaer Polytechnic Institute, the University of Rochester, St. Lawrence University, Skidmore College, and Union College. Vassar College became a full member of the league during the 2000–01 academic year, Bard College and Rochester Institute of Technology joined for the 2011–12 academic year, and Ithaca College officially joined for the 2017–18 academic year. Founding member Hamilton College departed following the 2010–11 academic year in order to fully integrate its athletic programs within the New England Small College Athletic Conference (NESCAC).
Buffalo State University and Hilbert College are associate members in football only.
| Bard College | Annandale-on-Hudson | 1860 | Episcopal | 1,958 | Bard Raptors | 2011 | No |
| Clarkson University | Potsdam | 1896 | Nonsectarian | 2,848 | Golden Knights | 1995 | No |
| Hobart College | Geneva | 1822 | Episcopal | 905 | Hobart Statesmen | 1995 | Yes |
| Ithaca College | Ithaca | 1892 | Nonsectarian | 6,769 | Ithaca Bombers | 2017 | Yes |
| Rensselaer Polytechnic Institute (RPI) | Troy | 1824 | Nonsectarian | 5,431 | RPI Engineers | 1995 | Yes |
| Rochester | 1850 | Nonsectarian | 12,233 | Yellowjackets | 1995 | Yes | |
| Rochester Institute of Technology (RIT) | Henrietta | 1829 | Nonsectarian | 18,000 | RIT Tigers | 2011 | No |
| Canton | 1856 | Nonsectarian | 2,327 | Saints | 1995 | Yes | |
| Skidmore College | Saratoga Springs | 1903 | Nonsectarian | 2,734 | Thoroughbreds | 1995 | No |
| Union College | Schenectady | 1795 | Nonsectarian | 2,197 | Garnet Chargers | 1995 | Yes |
| Vassar College | Poughkeepsie | 1861 | Nonsectarian | 2,446 | Vassar Brewers | 2001 | No |
| William Smith College | Geneva | 1908 | Episcopal | 1,045 | Herons | 1995 | No |
| Buffalo State University | Buffalo, New York | 1871 | Public | 8,339 | Bengals | 2019 | Football | S.U. New York (SUNYAC) |
| Denison University | Granville, Ohio | 1831 | Nonsectarian | 2,100 | Big Red | 2022 | Men's squash | North Coast (NCAC) |
| 2022 | Women's squash | |||||||
| Haverford College | Haverford, Pennsylvania | 1833 | Nonsectarian | 1,268 | Fords | 2023 | Men's squash | Centennial |
| 2023 | Women's squash | |||||||
| Hilbert College | Hamburg, New York | 1957 | Catholic Church | 800 | Hilbert Hawks | 2025 | Football | Allegheny Mountain (AMCC) |
| New York University | New York City | 1832 | Nonsectarian | 22,280 | NYU Violets | 2012 | Men's golf | University Athletic (UAA) |
| 2012 | Women's golf | |||||||
| St. John Fisher University | Rochester, New York | 1948 | Catholic | 4,000 | Cardinals | 2013 | Women's rowing | Empire 8 (E8) |
| Wellesley College | Wellesley, Massachusetts | 1870 | Nonsectarian | 2,300 | Wellesley Blue | 2012 | Women's golf | New England (NEWMAC) |
| Hamilton College | Clinton | 1793 | Nonsectarian | 1,864 | Continentals | 1995 | 2011 | New England (NESCAC) |
(Coast Guard) | New London, Connecticut | 1876 | Federal | 1,045 | Bears | 2004 | 2006 | Football | New England (NEWMAC) |
(Merchant Marine) | Kings Point, New York | 1942 | 910 | Mariners | 2004 | 2017 | Football Liberty League | Skyline | |
| 2009 | 2012 | Men's golf | |||||||
| Mount Holyoke College | South Hadley, Massachusetts | 1837 | Nonsectarian | 2,100 | Lyons | 2012 | 2020 | Women's golf | New England (NEWMAC) |
| 2023 | 2024 | Women's squash | |||||||
| St. John Fisher University | Rochester, New York | 1948 | Catholic Church | 4,000 | Cardinals | 2013 | 2022 | Men's rowing | Empire 8 (E8) |
| Springfield College | Springfield, Massachusetts | 1885 | Nonsectarian | 5,062 | Pride | 2012 | 2017 | Football | New England (NEWMAC) |
| Susquehanna University | Selinsgrove, Pennsylvania | 1858 | Lutheran (ELCA) | 2,200 | River Hawks | 2007 | 2011 | Football | Landmark |
| Worcester Polytechnic Institute (WPI) | Worcester, Massachusetts | 1865 | Nonsectarian | 5,071 | WPI Engineers | 2004 | 2017 | Football | New England (NEWMAC) |
Colors =
id:line value:black
id:bg value:white
id:Full value:rgb(0.7,0.9,0.8) # Use this color to denote a team that is a member in all sports
id:FullxF value:rgb(0.9,0.8,0.7) # Use this color to denote a team that is a member in all sports except for football
id:AssocF value:rgb(0.9,0.7,0.8) # Use this color to denote a team that is a member for football only
id:AssocOS value:rgb(0.8,0.9,0.7) # Use this color to denote a team that is a member for another sport only
id:OtherC1 value:rgb(0.996,0.996,0.699) # Use this color to denote a team that has moved in another conference
id:OtherC2 value:rgb(0.988,0.703,0.383) # Use this color to denote a team that has moved in another conference when the other color has already been used
PlotData=
width:15 textcolor:black shift:(5,-5) anchor:from fontsize:s
bar:1 color:FullxF from:1995 till:end text:Clarkson (1995–present)
bar:2 color:AssocOS from:1995 till:2011 text:Hamilton (N.Y.) (1995–2011)
bar:3 color:FullxF from:1995 till:2003 text:Hobart (1995–present)
bar:3 color:Full from:2003 till:end text:
bar:4 color:FullxF from:1995 till:2003 text:RPI (1995–present)
bar:4 color:Full from:2003 till:end text:
bar:5 color:FullxF from:1995 till:2003 text:Rochester (1995–present)
bar:5 color:Full from:2003 till:end text:
bar:6 color:FullxF from:1995 till:end text:[[Skidmore|Skidmore College]] (1995–present)
bar:7 color:FullxF from:1995 till:2003 text:St. Lawrence (1995–present)
bar:7 color:Full from:2003 till:end text:
bar:8 color:FullxF from:1995 till:2003 text:[[Union|Union College]] (1995–present)
bar:8 color:Full from:2003 till:end text:
bar:9 color:FullxF from:1995 till:end text:William Smith (1995–present)
bar:10 color:FullxF from:2000 till:end text:[[Vassar|Vassar College]] (2001–present)
bar:11 color:AssocF from:2004 till:2006 text:Coast Guard (2004–2006)
bar:12 color:AssocF from:2004 till:2017 text:Merchant Marine (2004–2017)
bar:12 color:AssocOS from:2009 till:2012 text:
bar:13 color:AssocF from:2004 till:2017 text:WPI (2004–2017)
bar:14 color:AssocF from:2007 till:2010 text:Susquehanna (2007–2010)
bar:15 color:FullxF from:2011 till:end text:[[Bard|Bard College]] (2011–present)
bar:16 color:FullxF from:2011 till:end text:RIT (2011–present)
bar:17 color:AssocOS from:2012 till:2020 text:Mount Holyoke (2012–2020, w.gf.)
bar:17 color:AssocOS from:2023 till:2024 text:(2023–2024, sq.)
bar:18 color:AssocOS from:2012 till:end text:NYU (2012–present)
bar:19 color:AssocOS from:2012 till:end text:Wellesley (2012–present)
bar:20 color:AssocF from:2012 till:2017 text:Springfield (2012–2017)
bar:21 color:AssocOS from:2013 till:end text:St. John Fisher (2013–present)
bar:22 color:FullxF from:2017 till:end text:[[Ithaca|Ithaca College]] (2017–present)
bar:23 color:AssocF from:2019 till:end text:Buffalo State (2019–present)
bar:24 color:AssocOS from:2022 till:end text:Denison (2022–present)
bar:25 color:AssocOS from:2023 till:end text:Haverford (2023–present)
bar:26 shift:(-30) color:AssocF from:2025 till:end text:[[Hilbert|Hilbert College]] (2025–present)
bar:N color:red from:1995 till:2004 text:Upstate Collegiate Athletic Association
bar:N color:blue from:2004 till:end text:Liberty League
ScaleMajor = gridcolor:line unit:year increment:2 start:1996
TextData =
fontsize:M
textcolor:black
pos:(0,20) tabs:(400-center)
text:^"Liberty League membership history"
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