PUBLIC REGISTRY INFORMATION

1,102 registered sex offenders in Contra Costa County, California

See the October 2026 registry snapshot for Contra Costa County and search the map near a specific address.

Registry snapshot

October 2026
Registry records
1,102
Registry source
California Sex Offender Registry

This is a snapshot. Check the official registry for current information.

Registry statistics

Population and rate comparison
Registry records per 10,000 residents
9.5
39% below the California statewide rateCalifornia: 15.4 per 10,000
Population estimate
1,165,012
About 1 registry record per
1,057 residents
Rank by registry rate#52 of 58 California counties

U.S. Census Bureau, ACS 5-year estimate.

About this snapshot

The October 2026 snapshot lists 1,102 registry records in Contra Costa County, California. With an estimated population of 1,165,012, that is 9.5 registry records per 10,000 residents. This is 39% below the California statewide rate (15.4 per 10,000).

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Cities near Contra Costa County

LocationRegistry recordsPopulation estimateRecords per 10,000
Antioch245116,47721.0
Concord148124,03511.9
Berkeley63120,2575.2
San Pablo5231,72016.4
Martinez4636,90312.5
Brentwood4265,2086.4
Oakley3945,1838.6
Bay Point2524,23110.3
Pinole1218,7616.4
Discovery Bay1014,9116.7
Bethel Island91,86448.3
Danville643,4011.4
Lafayette625,2852.4
San Ramon585,9930.6
Clayton310,9372.7
Pacheco34,3256.9
Byron21,83710.9
Clyde165315.3
Crockett13,3723.0
Kensington15,1791.9

ZIP codes near Contra Costa County

LocationRegistry recordsPopulation estimateRecords per 10,000
ZIP code 9450917270,09024.5
ZIP code 9410216235,97645.0
ZIP code 94565124100,48812.3
ZIP code 945317046,38715.1
ZIP code 945134269,7556.0
ZIP code 940864049,7468.0
ZIP code 945213341,9097.9
ZIP code 945182527,3459.1
ZIP code 945192119,05811.0
ZIP code 948032027,6597.2
ZIP code 945641318,7616.9
ZIP code 945971323,1295.6
ZIP code 948051314,6708.9
ZIP code 945301226,4014.5
ZIP code 945051114,9707.3
ZIP code 9451191,86448.3
ZIP code 94526732,5842.1
ZIP code 94595716,9884.1
ZIP code 94517312,3162.4
ZIP code 9451411,9535.1

Other counties in California

LocationRegistry recordsPopulation estimateRecords per 10,000
Orange County2,1733,165,8206.9
Fresno County2,0061,016,72519.7
Kern County1,780915,07519.5
Tulare County987478,69320.6
Ventura County777837,4699.3
Solano County730451,91816.2
Merced County613290,20121.1
Kings County390153,29825.4
El Dorado County295192,66215.3
Humboldt County295134,54121.9
Lake County26068,15238.2
Sutter County24798,85725.0
Tehama County23265,16735.6
Imperial County222180,20212.3
Tuolumne County13054,49823.9
Nevada County120102,48111.7
Del Norte County9227,10733.9
Amador County7241,42817.4
Glenn County5628,49419.7
Inyo County2918,73915.5

Each area shows its own total. City, county, and ZIP totals can overlap. Population figures, where shown: U.S. Census Bureau, ACS 5-year estimate.

Frequently asked questions

How many registered sex offenders are listed in Contra Costa County?

The October 2026 snapshot lists 1,102 registry records in Contra Costa County, California. Counts may differ from official registry totals. Check the official registry for current details.

How do city, county, and ZIP totals relate?

City, county, and ZIP boundaries can overlap, so the same registry record may appear in more than one area.

How can I check registry information near an address?

Open the free interactive map, enter an address, and choose a search radius. Verify identity and current status with the official registry.

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