The close District 7 race showed on Sunday that school board president Norman Yee was slightly ahead of labor leader F.X. Crowley.
The San Francisco Chronicle ( http://bit.ly/PP5YRi) says about 3,000 ballots are uncounted in the race to replace termed-out Supervisor Sean Elsbernd.
District 7 stretches from the Twin Peaks area to the San Francisco Zoo.
Election officials are now hand-inspecting provisional ballots.
Final results could be announced on Tuesday.
Information from: San Francisco Chronicle, http://www.sfgate.com