In Ward 1, three candidates are running for a seat on the Somerville Board of Aldermen, and in Ward 3, four candidates are running. In Ward 5, three candidates are running for School Committee.
After Tuesday's preliminary, the top two finishers in each race will move onto the final election, which takes place on Nov. 5.
Do I live in Ward 1, 3 or 5?
Find out here.
Where do I vote?
See where to vote in Somerville here. Polls are open from 7 a.m. to 8 p.m.
Here are profiles of candidates running in Tuesday's preliminary:
What about Boston?
You may have heard that our neighbors in Boston are also holding a preliminary election on Tuesday, with 12 candidates vying to replace Thomas Menino as mayor of the city. You can read more about those candidates at Jamaica Plain Patch.