Vote Clock

Early voting locations in Diamond Bar, California for November 3, 2026

Map of California with Los Angeles County, home to Diamond Bar, highlighted
Los Angeles County, California, home to Diamond Bar. Map: U.S. Census Bureau boundaries.

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Diamond Bar addresses are in Los Angeles County. Los Angeles County lists 667 early voting sites; 4 of them are in Diamond Bar and listed here.

From the California Secretary of State's official list, checked October 14, 2026. Hours can change, so check before you go.

Diamond Bar early voting sites (4)

Every early voting site in Los Angeles County (667) is on the Los Angeles County early voting page, with a ZIP code finder.

Diamond Bar Election Day vote centers (4)

Tuesday, November 3. Polls close at 8 p.m.; if you are in line by 8 p.m., you can vote.

All 667 Los Angeles County Election Day vote centers are on the Los Angeles County page.

Los Angeles County elections office

Los Angeles County Elections Office

Office: 12400 Imperial Hwy., Norwalk, CA 90650

Mailing address: P.O. Box 1024, Norwalk, CA 90651

Phone: 800-815-2666

Regular office hours: 8 a.m. to 5 p.m.

Directions

California voting dates for Diamond Bar voters

DateWhat
Mon, Oct 5 EndedBallots go out to all voters source
Mon, Oct 5 StartedEarly voting opens source
Mon, Oct 19Last day to register source
Tue, Oct 27Last day to request a replacement ballot by mail source
Tue, Nov 3, 8:00 PMElection Day: polls open 7:00 a.m. to 8:00 p.m. source
Tue, Nov 3, 8:00 PMRegister and vote the same day source
Tue, Nov 3, 8:00 PMReturn your ballot source

Diamond Bar voting questions

Where can I vote early in Diamond Bar?

At the 4 early voting sites in Diamond Bar on this page, from each county's official list. Los Angeles County lists 667 sites in all; see the Los Angeles County early voting page.

When does early voting start in Diamond Bar?

Early voting in Diamond Bar (Los Angeles County) started Monday, October 5, 2026 at the first sites to open. Some sites open later; each site's days are on this page.

When does early voting end in Diamond Bar?

The last day of early voting in Diamond Bar (Los Angeles County) is Monday, November 2, 2026. Election Day is Tuesday, November 3.

What are the early voting hours in Diamond Bar?

Hours differ by site and day. The most common hours are 10:00AM-7:00PM. Check the site you plan to use before you go.

Where do I vote on Election Day in Diamond Bar?

In this Voter's Choice Act county you can vote at any vote center in the county. Los Angeles County lists 667 Election Day vote centers on the Los Angeles County page. Tuesday, November 3. Polls close at 8 p.m.; if you are in line by 8 p.m., you can vote.

Who can vote early in Diamond Bar?

Any registered voter in Diamond Bar (Los Angeles County). In California you can vote at any early voting location in your county (vote centers in Voter’s Choice Act counties). Same-day voter registration is offered where marked.

What is the phone number of the election office for Diamond Bar?

800-815-2666, the Los Angeles County Elections Office, 12400 Imperial Hwy., Norwalk, CA 90650.

Which county runs elections in Diamond Bar?

Los Angeles County. Diamond Bar voters register and vote with Los Angeles County.

More for Diamond Bar voters

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Sites, days and hours are Los Angeles County's own, copied from its official list (named above); office details are from the California Secretary of State, County Elections Offices (checked October 14, 2026). Dates are California's, each linked to its source. Call the office before you go.