Blackwater Community School (Irish: Pobalscoil na hAbhann Móire) (BCS) is a co-educational, multi-denominational community school in Lismore, County Waterford, Ireland.

[4] The school offers Junior Certificate and Leaving Certificate programmes.

It's the one hundred and forty sixth public school in the county and the fourth largest school in the county by number of pupils.

[5] In 2020 BCS was ranked 367th in The Sunday Times 'Best Schools Guide Top 400'.

[6] Blackwater Community School is an amalgamation of three local schools: Lismore CBS, Presentation Convent, Lismore and St Anne’s Secondary School, Cappoquin.