Orange County, California
Orange County profile, demographic data, and geographic information.
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 3,170,435 (2024)
ID: 207576
|
County | Official County Government |
Contact: MANAGER, SPECIAL PROJECTS
331 W SANTA ANA BLVD, SANTA ANA CA 92701
|
|
GUS Population: 344,561 (2024)
ID: 183836
|
Municipal | Municipal Government Within County |
Contact: MAYOR
200 S ANAHEIM BLVD, ANAHEIM CA 92805-3880
|
|
GUS Population: 318,683 (2024)
ID: 161229
|
Municipal | Municipal Government Within County |
Contact: ASSOCIATE PLANNER - CITY OF IRVINE
PO BOX 19575, IRVINE CA 92623-9575
|
|
GUS Population: 316,184 (2024)
ID: 100711
|
Municipal | Municipal Government Within County |
Contact: CITY MANAGER
PO BOX 1988 M31, SANTA ANA CA 92701
|
|
GUS Population: 193,151 (2024)
ID: 100709
|
Municipal | Municipal Government Within County |
Contact: MAYOR
2000 MAIN ST, HUNTINGTON BEACH CA 92648-2763
|
|
GUS Population: 172,361 (2024)
ID: 193114
|
Municipal | Municipal Government Within County |
Contact: MAYOR
11222 ACACIA PARKWAY, GARDEN GROVE CA 92840
|
|
GUS Population: 140,054 (2024)
ID: 161218
|
Municipal | Municipal Government Within County |
Contact: ASSISTANT TO THE CITY MANAGER
303 W COMMONWEALTH AVE, FULLERTON CA 92832-1775
|
|
GUS Population: 137,941 (2024)
ID: 161220
|
Municipal | Municipal Government Within County |
Contact: DEPUTY CITY MANAGER
300 E CHAPMAN AVE, ORANGE CA 92866-1591
|
|
GUS Population: 109,131 (2024)
ID: 211207
|
Municipal | Municipal Government Within County |
Contact: MAYOR
PO BOX 1200, COSTA MESA CA 92628-1200
|
|
GUS Population: 91,601 (2024)
ID: 161225
|
Municipal | Municipal Government Within County |
Contact: PLANNING MANAGER
200 CIVIC CTR, MISSION VIEJO CA 92691
|
|
GUS Population: 89,537 (2024)
ID: 161227
|
Municipal | Municipal Government Within County |
Contact: MAYOR
8200 WESTMINSTER BLVD, WESTMINSTER CA 92683-3395
|
|
GUS Population: 87,159 (2024)
ID: 211208
|
Municipal | Municipal Government Within County |
Contact: DIRECTOR OF FINANCE
25550 COMMERCENTRE DR, STE 100, LAKE FOREST CA 92630-8893
|
|
GUS Population: 82,970 (2024)
ID: 123133
|
Municipal | Municipal Government Within County |
Contact: ACCOUNTING MANAGER
100 CIVIC CENTER DRIVE, NEWPORT BEACH CA 92660
|
|
GUS Population: 82,611 (2024)
ID: 161217
|
Municipal | Municipal Government Within County |
Contact: DIRECTOR OF FINANCE
6650 BEACH BLVD, BUENA PARK CA 90622-5009
|
|
GUS Population: 78,863 (2024)
ID: 123135
|
Municipal | Municipal Government Within County |
Contact: PRINCIPAL PLANNER
300 CENTENNIAL WAY, TUSTIN CA 92780-3767
|
|
GUS Population: 66,489 (2024)
ID: 161228
|
Municipal | Municipal Government Within County |
Contact: MAYOR
4845 CASA LOMA AVE, YORBA LINDA CA 92886-3364
|
|
GUS Population: 64,185 (2024)
ID: 183838
|
Municipal | Municipal Government Within County |
Contact: SENIOR PLANNER
30111 CROWN VALLEY PKWY, LAGUNA NIGUEL CA 92677-2001
|
|
GUS Population: 62,627 (2024)
ID: 123134
|
Municipal | Municipal Government Within County |
Contact: ASSISTANT CITY MANAGER ERIK SUND
100 AVE PRESIDIO, SAN CLEMENTE CA 92672-100
|
|
GUS Population: 61,391 (2024)
ID: 161219
|
Municipal | Municipal Government Within County |
Contact: CITY ADMINISTRATOR
201 E LA HABRA BLVD, LA HABRA CA 90631-2306
|
|
GUS Population: 56,036 (2024)
ID: 161226
|
Municipal | Municipal Government Within County |
Contact: MAYOR
10200 SLATER AVE, FOUNTAIN VALLEY CA 92708-4736
|
|
GUS Population: 53,395 (2024)
ID: 161221
|
Municipal | Municipal Government Within County |
Contact: ACCOUNTANT
401 E CHAPMAN AVE, PLACENTIA CA 92870-6199
|
|
GUS Population: 50,457 (2024)
ID: 213287
|
Municipal | Municipal Government Within County |
Contact: MAYOR
12 JOURNEY, STE 100, ALISO VIEJO CA 92656-5335
|
|
GUS Population: 49,286 (2024)
ID: 194464
|
Municipal | Municipal Government Within County |
Contact: ASSOCIATE PLANNER
CYPRESS CITY HALL, 5275 ORANGE AVENUE, CYPRESS CA 90630-0609
|
|
GUS Population: 47,844 (2024)
ID: 123131
|
Municipal | Municipal Government Within County |
Contact: MAYOR
1 CIVIC CENTER CIR, BREA CA 92821-5758
|
|
GUS Population: 46,353 (2024)
ID: 137233
|
Municipal | Municipal Government Within County |
Contact: CITY MANAGER
22112 EL PASEO, RANCHO SANTA MARGARITA CA 92688-2824
|
|
GUS Population: 41,188 (2024)
ID: 161223
|
Municipal | Municipal Government Within County |
Contact: CITY MANAGER
7800 KATELLA AVE, STANTON CA 90680
|
|
GUS Population: 35,469 (2024)
ID: 183839
|
Municipal | Municipal Government Within County |
Contact: MAYOR
32400 PASEO ADELANTO, SAN JUAN CAPISTRANO CA 92675-3603
|
|
GUS Population: 32,585 (2024)
ID: 184457
|
Municipal | Municipal Government Within County |
Contact: ECONOMIC DEVELOPMENT MANAGER
33282 GOLDEN LANTERN ST, STE 203, DANA POINT CA 92629-1836
|
|
GUS Population: 30,378 (2024)
ID: 161224
|
Municipal | Municipal Government Within County |
Contact: MAYOR
24035 EL TORO RD, LAGUNA HILLS CA 92653-3103
|
|
GUS Population: 24,421 (2024)
ID: 161222
|
Municipal | Municipal Government Within County |
Contact: MAYOR
211 8TH ST, SEAL BEACH CA 90740-6379
|
|
GUS Population: 22,564 (2024)
ID: 183837
|
Municipal | Municipal Government Within County |
Contact: MAYOR
505 FOREST AVE, LAGUNA BEACH CA 92651-2394
|
|
GUS Population: 17,058 (2024)
ID: 203972
|
Municipal | Municipal Government Within County |
Contact: CITY MANAGER
24264 EL TORO RD, LAGUNA WOODS CA 92637-3488
|
|
GUS Population: 15,092 (2024)
ID: 123132
|
Municipal | Municipal Government Within County |
Contact: CITY MANAGER
CITY OF LA PALMA, 7822 WALKER ST, LA PALMA CA 90623-1771
|
|
GUS Population: 11,846 (2024)
ID: 211209
|
Municipal | Municipal Government Within County |
Contact: PLANNING DEPARTMENT CITY OF LOS ALAMITOS
3191 KATELLA AVENUE, LOS ALAMITOS CA 90720
|
|
GUS Population: 5,698 (2024)
ID: 123136
|
Municipal | Municipal Government Within County |
Contact: CITY MANAGER
17855 SANTIAGO BLVD, VILLA PARK CA 92861-4187
|