Roll of Honour
- FAI Youth Cup
- Winners: 2006–07: 1
- Mayo Association Football League
- Winners: 1954, 1957–58, 1958–59, 1959–60, 1960–61, 1961–62, 1967–68, 1978–79, 1980–81, 1982–83, 1983–84, 1984–85, 1985–86, 1986–87, 2001, 2006, 2011, 2019: 18
- Runners Up: 1962–63, 1963–64, 1964–65, 1965–66, 1967–68, 1968–69, 1971–72, 1976–77, 1977–78, 1981–82, 2003, 2004, 2012, 2014: 14
- Western League/Connacht Senior League
- Winners: 1988–89: 1
- Runners Up: 1947–48, 1970–71, 1987–88, 1991–92, 1994–95: 5
- Connacht Senior Cup
- Runners Up: 1984–85: 1
- Connacht Senior League Challenge Cup
- Winners: 1997–98: 1
- Runners Up: 1987–88, 1991–92, 1998–99: 3
- Connacht Senior League Incentive Cup
- Winners: 1989–90: 1
- Connacht Junior Cup
- Winners: 1946–47, 1954–55, 1958–59, 1959–60, 1963–64, 1979–80, 1984–85, 1985–86, 2002–03: 9
- Michael Byrne Cup
- Winners: 1978–79, 1980–81: 2
Castlebar Celtic
Founded 1924