For the second time in four months, the city is holding a special election to fill a City Council vacancy.

City Councilman Duke Bainum died June 9 of complications from an aortic aneurysm. Bainum, 56, a former city and state lawmaker, had gained the District 5 seat in the 2008 election.

Here are answers to some common questions:

Q. What area is covered by District 5?

A. District 5 includes a portion of Kapahulu and Kaimuki; Palolo Valley, St. Louis Heights, Manoa, Mo-'ili'ili, McCully, Kaka'ako and a portion of Ala Moana and Makiki.

Q. Who is running?

A. Fourteen people are running. Information on the candidates appears below.

Q. Who is allowed to vote?

A. Registered voters in District 5 will receive ballots in the mail this week.

Q. When are ballots due?

A. The city must receive mail-in ballots by 6 p.m. Aug. 7. The city will announce the winner that evening.

Q. Can I vote in person?

A. One walk-in voting site will be in operation at Honolulu Hale from Thursday through Aug. 5, excluding Sundays and holidays, from 8 a.m. to 4 p.m.

Q. Where can I learn more?

A. Go to www.honoluluelections.us.