Area Agencies on Aging in California
Overview
In California, the Area Agencies on Aging (AAAs) are designated organizations that provide a range of services to support older adults, adults with disabilities, family caregivers, and residents in long-term care facilities. These services aim to promote independence, dignity, and quality of life. The California Department of Aging administers these programs through 33 AAAs, each serving specific Planning and Service Areas (PSAs) within the state.
List of Area Agencies on Aging in California
| Agency Name | Phone | Address | City | Zip Code | Website | Served Counties/Regions |
| Area 1 Agency on Aging | (707) 442-3763 | 3300 Glenwood Street | Eureka | 95501 | N/A | Del Norte, Humboldt |
| PSA 2 Area Agency on Aging | (530) 842-1687 | P.O. Box 1400 | Yreka | 96097 | N/A | Lassen, Siskiyou, Shasta, Modoc, Trinity |
| Area 4 Agency on Aging | (916) 486-1876 | 1401 El Camino Avenue, 4th Floor | Sacramento | 95815 | N/A | Nevada, Placer, Sacramento, Sierra, Sutter, Yolo, Yuba |
| Marin County Area Agency on Aging | (415) 499-3696 | 10 North San Pedro Road | San Rafael | 94903 | N/A | Marin |
| San Francisco Department of Aging and Adult Services | (415) 355-3555 | 1650 Mission Street, 5th Floor | San Francisco | 94103 | N/A | San Francisco |
| Contra Costa County Area Agency on Aging | (925) 229-8434 | 400 Ellinwood Way | Pleasant Hill | 94523 | N/A | Contra Costa |
| San Mateo County Aging and Adult Services | (800) 675-8437 | 225 37th Avenue | San Mateo | 94403 | N/A | San Mateo |
| Alameda County Area Agency on Aging | (510) 577-1900 | 6955 Foothill Boulevard, Suite 300 | Oakland | 94605 | N/A | Alameda |
| Sourcewise (Santa Clara County) | (408) 350-3200 | 2115 The Alameda | San Jose | 95126 | N/A | Santa Clara |
| San Joaquin County Aging and Community Services | (209) 468-1650 | P.O. Box 201056 | Stockton | 95201 | N/A | San Joaquin |
| Area 12 Agency on Aging | (209) 532-6272 | 13975 Mono Way, #E | Sonora | 95370 | N/A | Alpine, Amador, Calaveras, Mariposa, Tuolumne |
| Seniors Council (Santa Cruz and San Benito Counties) | (831) 688-0400 | 234 Santa Cruz Avenue | Aptos | 95003 | N/A | Santa Cruz, San Benito |
| Fresno-Madera Area Agency on Aging | (559) 600-4405 | 3837 N. Clark Street | Fresno | 93726 | N/A | Fresno, Madera |
| Kings/Tulare Area Agency on Aging | (559) 737-4660 | 5957 S. Mooney Blvd. | Visalia | 93277 | N/A | Kings, Tulare |
| Inyo-Mono Area Agency on Aging | (760) 873-6364 | P.O. Box 1799 | Bishop | 93515 | N/A | Inyo, Mono |
| Central Coast Commission for Senior Citizens | (805) 925-9554 | 528 South Broadway | Santa Maria | 93454 | N/A | Santa Barbara, San Luis Obispo |
| Ventura County Area Agency on Aging | (805) 477-7300 | 646 County Square Drive, Suite 100 | Ventura | 93003 | vcaaa.org | Ventura |
| Los Angeles County Area Agency on Aging | (213) 637-2600 | 3175 West 6th St., Room 302 | Los Angeles | 90020 | N/A | Los Angeles County |
| San Bernardino County Aging & Adult Services | (909) 891-3917 | 686 East Mill Street | San Bernardino | 92415 | N/A | San Bernardino |
| Riverside County Office on Aging | (951) 867-3800 | 6296 Rivercrest Drive, Suite K | Riverside | 92507 | N/A | Riverside |
| Orange County Office on Aging | (714) 567-5000 | 1300 South Grand Avenue, Building B | Santa Ana | 92705 | N/A | Orange |
| San Diego County Aging & Independence Services | (858) 495-5885 | 9335 Hazard Way, Suite 100 | San Diego | 92123 | N/A | San Diego |
| Imperial County Area Agency on Aging | (760) 339-6450 | 1331 S. Clark Road, Building 11 | El Centro | 92243 | N/A | Imperial |
| City of Los Angeles Department of Aging | (213) 252-4000 | 3580 Wilshire Blvd, 3rd Floor | Los Angeles | 90010 | N/A | City of Los Angeles |
| Lake and Mendocino Counties Area Agency on Aging | (707) 463-7775 | 747 South State Street | Ukiah | 95482 | N/A | Lake, Mendocino |
| Sonoma County Area Agency on Aging | (707) 565-5950 | P.O. Box 4059 | Santa Rosa | 95402 | N/A | Sonoma |
| Area Agency on Aging Serving Napa and Solano | (707) 644-6612 | 601 Sacramento Street, Suite 1400 | Vallejo | 94590 | N/A | Napa, Solano |
| El Dorado County Area Agency on Aging | (530) 621-6150 | 937 Spring Street | Placerville | 95667 | N/A | El Dorado |
| Stanislaus County Department of Aging & Veterans Services | (209) 558-7825 | 121 Downey Avenue, Suite 102 | Modesto | 95354 | N/A | Stanislau |
Notes:
Statewide Information: The California Department of Aging provides a comprehensive list of Area Agencies on Aging with contact information and services.
Website Information: Some agencies may have limited or outdated information online. It’s always best to call the agency directly for the most current details.
Statewide Phone Number: Most of these agencies can also be reached through California’s statewide number: 1-800-510-2020. You can then select your county to be directed to the appropriate agency.
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