PUBLIC REGISTRY INFORMATION

1,788 registered sex offenders in Alameda County, California

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

Registry snapshot

October 2026
Registry records
1,788
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
10.8
30% below the California statewide rateCalifornia: 15.4 per 10,000
Population estimate
1,649,473
About 1 registry record per
923 residents
Rank by registry rate#48 of 58 California counties

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

About this snapshot

The October 2026 snapshot lists 1,788 registry records in Alameda County, California. With an estimated population of 1,649,473, that is 10.8 registry records per 10,000 residents. This is 30% below the California statewide rate (15.4 per 10,000).

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Cities near Alameda County

LocationRegistry recordsPopulation estimateRecords per 10,000
Los Angeles4,4983,857,26311.7
Fresno1,427545,97026.1
Oakland919439,41820.9
Riverside582319,06918.2
Hayward264158,80116.6
Fairfield189120,78515.6
San Leandro15587,82617.6
Fremont99228,2954.3
Berkeley63120,2575.2
Union City4767,4647.0
Alameda4277,2385.4
Livermore3285,5223.7
Castro Valley2565,0013.8
San Lorenzo2529,1718.6
Dublin1070,8031.4
Emeryville813,0816.1
Albany519,4142.6
Reno5——
Huntersville1——
Uc Berkeley1——

ZIP codes near Alameda County

LocationRegistry recordsPopulation estimateRecords per 10,000
ZIP code 9582321383,60725.5
ZIP code 9250717164,01526.7
ZIP code 9370616340,63840.1
ZIP code 9065013899,90013.8
ZIP code 9000213452,12225.7
ZIP code 9460510244,10323.1
ZIP code 941247034,47520.3
ZIP code 946076928,80424.0
ZIP code 945013663,8085.6
ZIP code 961303220,17315.9
ZIP code 941322326,8598.6
ZIP code 953772037,7395.3
ZIP code 907161513,59911.0
ZIP code 945551537,5014.0
ZIP code 920781453,6052.6
ZIP code 947021417,6357.9
ZIP code 94618916,9585.3
ZIP code 94542714,8714.7
ZIP code 94552314,5062.1
ZIP code 94502113,4300.7

Other counties in California

LocationRegistry recordsPopulation estimateRecords per 10,000
Sacramento County4,7181,594,00629.6
Fresno County2,0061,016,72519.7
San Joaquin County1,511797,33419.0
Contra Costa County1,1021,165,0129.5
Ventura County777837,4699.3
Butte County633207,92930.4
Santa Barbara County578443,70113.0
Shasta County553181,43630.5
Kings County390153,29825.4
El Dorado County295192,66215.3
Humboldt County295134,54121.9
Marin County105257,9694.1
Del Norte County9227,10733.9
Calaveras County8346,24817.9
Amador County7241,42817.4
Glenn County5628,49419.7
Modoc County518,60059.3
Colusa County4421,98420.0
Sierra County72,74625.5
Alpine County11,6166.2

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 Alameda County?

The October 2026 snapshot lists 1,788 registry records in Alameda 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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