The season was sponsored by Newstalk.
The league featured 18 teams.
UCD A were the champions, winning the title for a second time while Bohemians A finished as runners up.
The tenth placed team from the 2010 First Division, Salthill Devon, played the highest placed non-reserve team, Cobh Ramblers, from the 2010 A Championship.
[3] Salthill Devon won 3 – 1 on aggregate and retained their place in the 2011 First Division