Pennsylvania’s primary election is Tuesday, Мay 20 and here are some resources to help you before you head to the polls.

The most publicized race in this year’s citywide primary is for District Attorney. Incumbent Larry Krasner is running against Municipal Court Judge Pat Dugan. The non-partisan Committee of Seventy has put together a voting guide on the race that includes candidate positions on a variety of issues. There is no candidate on the Republican side.

Incumbent Christy Brady is running unopposed for the Democratic nomination for City Controller. Ari Patrinos, a stockbroker and Harvard grad, is running on the Republican side.

Several judicial races are also on the ballot, including:

• Philadelphia Municipal Court

Six candidates are running on the Democratic side and voters will be asked to select three. No one is running for the Republican nomination.

• Pennsylvania Court of Common Pleas – District 1 (Philadelphia County).

A dozen candidates are running and voters in the Democratic primary will be asked to select nine. Republicans did not field a candidate.

• Pennsylvania Commonwealth Court

Philadelphia Court of Common Pleas Judge Stella M. Tsai is running unopposed in the Democratic primary. Attorney Josh Prince and Erie attorney Matt Wolford are contesting the Republican nomination.

• Pennsylvania Superior Court Judge

Washington County Court of Common Pleas Judge Brandon Neuman is running unopposed for the Democratic nomination. Former Commonwealth attorney Maria Batista and Chester County Court of Common Pleas Judge Marie Wheatcraft are vying for the Republican nomination.

Tuesday primary election also includes three ballot measures, including one proposed by City Councilmember Jamie Gauthier that would increase payments to the Philadelphia Housing Trust Fund to develop affordable housing in the city.

Check your voter registration status and polling place here.