In 1991, the ICAC regrouped to become the Empire Athletic Association (EAA), with Clarkson leaving and Hartwick College joining to replace the spot. Hobart/William Smith, RPI, and St. Lawrence left in 1993, to be replaced by Elmira College, Nazareth College, and Utica University. Alfred re-joined and St. John Fisher College joined the league in 1998.
The EAA became the Empire 8 Athletic Conference in 1999, hosting 13 sports.
The most recent changes to the conference's membership were announced in the 2018–19 school year. First, Stevens announced in August 2018 that it would leave the E8 at the end of the 2018–19 school year to rejoin the Middle Atlantic Conferences after an absence of more than 40 years. Stevens joined the MAC's Freedom Conference. In January 2019, the E8 reported that Stevens would eventually be replaced by Keuka College in 2020–21, and in March, The Sage Colleges merged Russell Sage College and Sage College of Albany, effectively making the former women-only Russell Sage co-educational in fall 2020.
On July 15, 2020, the Empire 8 postponed all fall sports, but provided conference championships in those sports in spring 2021. On August 26, 2021, the E8 admitted Medaille for 2022–23, joining from the Allegheny Mountain Collegiate Conference.
1998 – St. John Fisher College joined the EAA (with Alfred rejoining alongside) in the 1998–99 academic year.
1999 – The EAA was rebranded as the Empire 8 Athletic Conference (a.k.a. Empire 8 or E8), hosting 13 sponsored sports, beginning the 1999–2000 academic year.
2014 – The State University of New York at Brockport (SUNY Brockport) joined the Empire 8 as an affiliate member for football in the 2014 fall season (2014–15 academic year).
2015:
Frostburg State and Salisbury left the Empire 8 as affiliate members for football to join the New Jersey Athletic Conference (NJAC) for that sport after the 2014 fall season (2014–15 academic year).
Keuka College joined the Empire 8 in the 2020–21 academic year
The Sage Colleges merged Russell Sage and Sage College of Albany, making the former women-only Russell Sage co-educational (thus remaining in the Empire 8), in the 2020–21 academic year.
2022 – Medaille College joined the Empire 8 in the 2022–23 academic year.
2023:
Medaille left the Empire 8 after the 2022–23 academic year; as the university announced that it would ceased operations one year after joining the conference.
Washington & Jefferson left the Empire 8 as an affiliate member for field hockey to join the North Coast Athletic Conference (NCAC) for that sport after the 2022 fall season (2022–23 academic year).
Nine institutions joined the Empire 8 as affiliate members (and/or added other single sports into their associate memberships), all effective in the 2024–25 academic year:
Alfred State College joined the Empire 8 as an affiliate member for football in the 2025 fall season (2025–26 academic year).
The Empire 8 announced that it entered into a scheduling agreement for non-conference football games with the Liberty League for the 2025 and 2026 seasons. As part of this agreement, Hilbert left the Empire 8 to join the Liberty League as an affiliate member for football after the 2024 season (2024–25 school year), giving both leagues 8 football-playing members.
2026
The State University of New York at Oneonta (SUNY Oneonta) will join the Empire 8 as an affiliate member for men's tennis, beginning in the 2027 spring season (2026–27 academic year).
The Empire 8, which had previously sponsored men's volleyball as a non-NCAA sport with its members competing for NCAA tournament bids as part of single-sport conferences (the Continental Volleyball Conference, New England Volleyball Conference, and United Volleyball Conference), will elevate that sport to full NCAA championship status starting in spring 2027 (2026–27 school year). The E8 men's volleyball league will launch with seven full members.
↑Represents the calendar year when fall sports competition begins.
1234567The North Atlantic Conference (NAC) entered into a partnership with the Empire 8 by which the two leagues would operate as a single conference in men's tennis, with championships immediately conducted for that sport; thus the Empire 8 sponsoring that tournament championship, beginning the 2024–25 school year.
12The former Johnson State and Lyndon State Colleges were merged into Northern Vermont University effective July 1, 2018. Both former institutions remain separate campuses, with their own athletic programs. The schools were subsequently merged with Castleton University and Vermont Technical College to become Vermont State University on July 1, 2023.
↑After competing in the Empire 8 as an affiliate member, Buffalo State's football team joined the Liberty League as of the 2019 fall season (2019–20 school year).
↑After competing in the Empire 8 as an affiliate member, Hilbert's football team joined the Liberty League as of the 2025 fall season (2025–26 school year).
↑After competing in the Empire 8 as an affiliate member, Salisbury's football team joined the New Jersey Athletic Conference (NJAC) as of the 2015 fall season (2015–16 school year).
↑After competing in the Empire 8 as an affiliate member, Washington & Jefferson's field hockey team joined the North Coast Athletic Conference (NCAC) as of the 2023 fall season (2023–24 school year).
Membership timeline
Full member (all sports)Full member (non-football)Associate member (football)Associate member (sport)
↑De facto Division I sport through the 2026–27 school year, with the NCAA championship meet open to members of all divisions. A separate Division III championship will be established in 2027–28.