Election 2019: What is on the ballot Tuesday March 19?

Learn more about metro Atlanta's bus and rail transit system in the AJC's "5 things to know" series.

> RELATED: Where do I vote on March 19?

Special elections will be held on Tuesday, March 19 in Gwinnett County, Clayton County and parts of Atlanta, Hapeville and Cherokee County.

MARTA expansion is on the ballot in Gwinnett, where voters will decide whether to join the MARTA transit system, including approval of a new 1 percent sales tax to pay for transit projects.

Voter guide to the Gwinnett County MARTA expansion referendum

Also on the ballot Tuesday, March 19:

Clayton County: Referendum asking to renew the 1 percent e-SPLOST, or Education Special Purpose Local Option Sales Tax, for Clayton County Schools. The current e-SPLOST, approved in 2013, expires Dec. 31, 2019.

Atlanta: Electing one city council member, Council District 3. The seat was left vacant by the death of Councilman Ivory lee Young Jr.

Hapeville: Electing one alderman at large.

Cherokee County: Special election in County Commission District 3.

Jim Anderson cast his vote during early voting for the proposed MARTA expansion into Gwinnett County at the Lucky Shoals Park Community Recreation Center in Norcross, Saturday, March 9, 2019. (Photo: STEVE SCHAEFER / SPECIAL TO THE AJC)

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When are polls open?

Voting locations are open 7 a.m. to 7 p.m. on Tuesday, except in the city of Atlanta. Atlanta’s voting hours are 7 a.m. to 8 p.m.

Who may vote?

To vote, you must be registered. Eligible registered voters must also live in city, county or district where the vote is taking place. To register, or to confirm that you are registered, check with your county elections office, or go online to the Georgia Elections Office overseen by Georgia's Secretary of State.

Election results

The AJC will post election results and news on ajc.com after the polls close on Tuesday night.