| ZIP Codes: | 99 ZIP Codes (68 Standard, 28 PO Box, 3 Unique) [See All] |
| Area Codes: | 442 / 760 / 840 / 909 / 951 |
| Timezone: | Pacific (GMT -08:00) |
| Local Time: | 2:11:29 PM |
| Population: | 2,482,806 [See All] |
| FIPS: | 06065 |
| CBSA: | Riverside-San Bernardino-Ontario, CA |
| Land Area: | 5,151 sq mi |
| Water Area: | 26 sq mi |
| Coordinates: | 33.7881, -116.9304 |
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2,482,806 residents live across 99 ZIPs covering 5,151 sq mi, served by 43 distinct USPS-recognized cities.
Population moved from 2,268,475 to 2,482,806 from 2014 to 2024 — a +9.4% change. 53 ZIPs gained residents, 17 lost.
The county's wealthiest ZIP 92210 (Indian Wells, $162,990 median) and poorest ZIP 92274 (Thermal, $38,654) are 28.2 miles apart — a 4.2× income gap across local geography.
Median home values vary 11.8× across this county — from $124,000 in 92241 (Desert Hot Springs) to $1,460,700 in 92590 (Temecula).
Density varies 1002× across the county — from 7 people/sq mi in 92561 (Mountain Center) to 7,363 in 92553 (Moreno Valley).
Educational attainment ranges from 3.6% bachelor's+ in 92254 (Mecca) to 63.1% in 92210 (Indian Wells) — the breadth of educational profiles across the area.
Within California, this is the #4 most populous of 58 counties and ranks #29 for median household income with the #10 fastest decade growth .
On the national stage, Riverside County is the #10 most populous US county .
Hosts 3 single-entity Unique ZIPs: 92599Starcrest Of Cal ; 92521Univ Of Ca Riverside ; and 92522City Of Riverside .
Weighted by population, the typical household earns about $96,488 across the county — reflecting what a typical resident sees, not a simple ZIP average.
25.5% of adults age 25+ hold a bachelor's degree or higher (421,744 of 1,652,398 reporting).
68 Standard delivery, 28 PO Box only, 3 single-entity Unique ZIPs serve this county.
1 ZIP in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
3 ZIP codes in this county serve a single facility — typically theme parks, universities, large corporations, airports, or government complexes.
Median household income spans 4.2× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 92503 | Riverside | Standard | 88,395 | $96,268 | 33.2 | -4.9% |
| 92509 | Jurupa Valley | Standard | 81,182 | $95,355 | 31.4 | 3.8% |
| 92563 | Murrieta | Standard | 80,379 | $125,397 | 20.9 | 39.5% |
| 92592 | Temecula | Standard | 80,035 | $134,313 | 121.3 | 7.3% |
| 92880 | Eastvale | Standard | 75,043 | $151,155 | 19.0 | 22.6% |
| 92553 | Moreno Valley | Standard | 74,640 | $78,246 | 10.1 | 1.1% |
| 92882 | Corona | Standard | 68,715 | $104,457 | 12.3 | -2.1% |
| 92201 | Indio | Standard | 65,825 | $66,758 | 16.5 | 3.0% |
| 92562 | Murrieta | Standard | 64,781 | $114,266 | 69.9 | 2.4% |
| 92507 | Riverside | Standard | 64,015 | $75,303 | 21.8 | 16.1% |
| 92223 | Beaumont | Standard | 63,833 | $102,761 | 49.0 | 36.6% |
| 92530 | Lake Elsinore | Standard | 61,768 | $86,862 | 67.7 | 19.2% |
| 92584 | Menifee | Standard | 61,366 | $113,767 | 31.4 | 32.4% |
| 92571 | Perris | Standard | 60,096 | $92,309 | 32.3 | 9.6% |
| 92570 | Perris | Standard | 58,082 | $79,393 | 99.1 | 2.3% |
| 92504 | Riverside | Standard | 57,132 | $92,477 | 21.9 | 5.9% |
| 92557 | Moreno Valley | Standard | 54,061 | $94,804 | 18.0 | 4.2% |
| 92505 | Riverside | Standard | 53,419 | $84,906 | 10.1 | 8.9% |
| 92234 | Cathedral City | Standard | 52,267 | $73,572 | 15.7 | -0.5% |
| 92544 | Hemet | Standard | 51,751 | $73,596 | 178.9 | 9.8% |
| 92879 | Corona | Standard | 49,317 | $92,229 | 9.8 | 1.4% |
| 92545 | Hemet | Standard | 45,982 | $63,770 | 28.9 | 11.9% |
| 92555 | Moreno Valley | Standard | 45,978 | $121,425 | 73.1 | 13.8% |
| 92506 | Riverside | Standard | 45,086 | $121,459 | 16.9 | -2.0% |
| 92236 | Coachella | Standard | 43,642 | $68,393 | 30.5 | 1.4% |
| 92591 | Temecula | Standard | 41,955 | $114,160 | 17.1 | 5.5% |
| 92240 | Desert Hot Springs | Standard | 41,615 | $54,023 | 54.7 | 16.0% |
| 92883 | Corona | Standard | 39,990 | $132,969 | 58.7 | 25.2% |
| 92543 | Hemet | Standard | 39,937 | $49,396 | 19.4 | 15.2% |
| 92596 | Winchester | Standard | 38,981 | $132,538 | 58.4 | 49.7% |
| 92253 | La Quinta | Standard | 38,666 | $99,277 | 44.6 | 0.5% |
| 91752 | Mira Loma | Standard | 37,983 | $115,177 | 15.4 | 32.6% |
| 92551 | Moreno Valley | Standard | 37,425 | $99,970 | 7.3 | 13.2% |
| 92508 | Riverside | Standard | 36,909 | $147,674 | 12.6 | 0.9% |
| 92203 | Indio | Standard | 34,735 | $97,311 | 72.2 | 26.5% |
| 92595 | Wildomar | Standard | 34,438 | $106,047 | 22.3 | 10.6% |
| 92583 | San Jacinto | Standard | 33,778 | $68,351 | 25.8 | 8.4% |
| 92220 | Banning | Standard | 33,755 | $62,599 | 156.9 | 2.9% |
| 92260 | Palm Desert | Standard | 30,523 | $70,091 | 31.1 | -7.1% |
| 92881 | Corona | Standard | 30,347 | $134,932 | 44.1 | -7.5% |
| 92585 | Menifee | Standard | 29,534 | $106,667 | 17.7 | 46.6% |
| 92211 | Palm Desert | Standard | 28,092 | $88,477 | 16.5 | 14.4% |
| 92532 | Lake Elsinore | Standard | 28,055 | $122,312 | 18.9 | 32.0% |
| 92262 | Palm Springs | Standard | 26,887 | $71,672 | 38.3 | 0.7% |
| 92860 | Norco | Standard | 25,109 | $127,780 | 14.0 | -8.0% |
| 92582 | San Jacinto | Standard | 23,356 | $105,540 | 18.9 | 44.2% |
| 92501 | Riverside | Standard | 22,934 | $81,886 | 6.0 | 3.2% |
| 92586 | Menifee | Standard | 20,767 | $57,708 | 6.3 | 7.1% |
| 92225 | Blythe | Standard | 20,319 | $55,725 | 881.5 | -13.6% |
| 92264 | Palm Springs | Standard | 19,899 | $77,688 | 67.9 | 0.7% |
| 92587 | Menifee | Standard | 18,218 | $104,290 | 7.9 | 8.5% |
| 92274 | Thermal | Standard | 18,167 | $38,654 | 578.7 | -4.1% |
| 92270 | Rancho Mirage | Standard | 17,563 | $107,364 | 27.1 | -0.4% |
| 92254 | Mecca | Standard | 11,333 | $48,272 | 259.5 | -7.9% |
| 92320 | Calimesa | Standard | 10,902 | $87,181 | 15.3 | 34.6% |
| 92567 | Nuevo | Standard | 10,867 | $107,610 | 30.3 | 14.8% |
| 92241 | Desert Hot Springs | Standard | 8,884 | $46,888 | 311.3 | -3.0% |
| 92548 | Homeland | Standard | 8,312 | $61,422 | 12.8 | 18.4% |
| 92276 | Thousand Palms | Standard | 7,720 | $77,000 | 27.0 | -2.5% |
| 92590 | Temecula | Standard | 5,089 | $85,253 | 51.6 | 32.5% |
| 92210 | Indian Wells | Standard | 4,871 | $162,990 | 20.7 | 0.7% |
| 92549 | Idyllwild | PO Box | 4,016 | $73,750 | 56.7 | 51.4% |
| 92539 | Anza | Standard | 3,774 | $90,394 | 258.5 | -3.0% |
| 92536 | Aguanga | Standard | 2,970 | $79,551 | 106.6 | 8.0% |
| 92561 | Mountain Center | Standard | 2,157 | $94,063 | 293.5 | 34.8% |
| 92230 | Cabazon | Standard | 1,887 | $48,704 | 13.7 | -42.8% |
| 92282 | Whitewater | Standard | 1,419 | $68,750 | 121.7 | 81.2% |
| 92518 | March Air Reserve Base | Standard | 1,260 | $79,219 | 9.3 | 11.6% |
| 92258 | North Palm Springs | PO Box | 474 | $52,757 | 9.3 | -8.8% |
| 92239 | Desert Center | PO Box | 144 | $73,393 | 162.7 | -66.4% |
| 92521 | Riverside | Unique | 0 | — | 0.0 | — |
| 92502 | Riverside | PO Box | — | — | 0.0 | — |
| 92522 | Riverside | Unique | — | — | 0.0 | — |
| 92519 | Riverside | PO Box | — | — | 0.0 | — |
| 92556 | Moreno Valley | PO Box | — | — | 0.0 | — |
| 92514 | Riverside | PO Box | — | — | 0.0 | — |
| 92516 | Riverside | PO Box | — | — | 0.0 | — |
| 92517 | Riverside | PO Box | — | — | 0.0 | — |
| 92554 | Moreno Valley | PO Box | — | — | 0.0 | — |
| 92552 | Moreno Valley | PO Box | — | — | 0.0 | — |
| 92513 | Riverside | PO Box | — | — | 0.0 | — |
| 92235 | Cathedral City | PO Box | — | — | 0.0 | — |
| 92572 | Perris | PO Box | — | — | 0.0 | — |
| 92581 | San Jacinto | PO Box | — | — | 0.0 | — |
| 92263 | Palm Springs | PO Box | — | — | 0.0 | — |
| 92599 | Perris | Unique | — | — | 0.1 | — |
| 92878 | Corona | Standard | — | — | 10.9 | — |
| 92877 | Corona | PO Box | — | — | 0.0 | — |
| 92226 | Blythe | PO Box | — | — | 0.0 | — |
| 92589 | Temecula | PO Box | — | — | 0.0 | — |
| 92593 | Temecula | PO Box | — | — | 0.0 | — |
| 92564 | Murrieta | PO Box | — | — | 0.0 | — |
| 92531 | Lake Elsinore | PO Box | — | — | 0.0 | — |
| 92247 | La Quinta | PO Box | — | — | 0.0 | — |
| 92248 | La Quinta | PO Box | — | — | 0.0 | — |
| 92202 | Indio | PO Box | — | — | 0.0 | — |
| 92546 | Hemet | PO Box | — | — | 0.0 | — |
| 92261 | Palm Desert | PO Box | — | — | 0.0 | — |
| 92255 | Palm Desert | PO Box | — | — | 0.0 | — |