| ZIP Codes: | 12 ZIP Codes (12 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Code: | 530 |
| Timezone: | Pacific (GMT -08:00) |
| Local Time: | 2:11:31 PM |
| Population: | 84,380 [See All] |
| FIPS: | 06115 |
| CBSA: | Yuba City, CA |
| Land Area: | 870 sq mi |
| Water Area: | 12 sq mi |
| Coordinates: | 39.3258, -121.2904 |
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84,380 residents live across 12 ZIPs covering 870 sq mi, served by 12 distinct USPS-recognized cities.
Population moved from 72,298 to 84,380 from 2014 to 2024 — a +16.7% change. 5 ZIPs gained residents, 6 lost.
The county's wealthiest ZIP 95692 (Wheatland, $95,877 median) and poorest ZIP 95922 (Camptonville, $36,528) are 33.4 miles apart — a 2.6× income gap across local geography.
Median home values vary 2.1× across this county — from $277,100 in 95922 (Camptonville) to $579,800 in 95918 (Browns Valley).
Density varies 165× across the county — from 4 people/sq mi in 95922 (Camptonville) to 718 in 95961 (Olivehurst).
Educational attainment ranges from 1.9% bachelor's+ in 95919 (Brownsville) to 29.5% in 95903 (Beale Afb) — the breadth of educational profiles across the area.
Within California, this is the #39 most populous of 58 counties and ranks #39 for median household income with the #3 fastest decade growth .
Weighted by population, the typical household earns about $78,729 across the county — reflecting what a typical resident sees, not a simple ZIP average.
17.6% of adults age 25+ hold a bachelor's degree or higher (9,419 of 53,577 reporting).
12 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.
Yuba County grew 16.7% over the past decade — concentrated in 3 high-growth ZIPs:
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 95901 | Marysville | Standard | 37,732 | $69,776 | 219.0 | 15.2% |
| 95961 | Olivehurst | Standard | 33,999 | $89,561 | 47.4 | 26.0% |
| 95692 | Wheatland | Standard | 5,032 | $95,877 | 67.7 | 4.6% |
| 95903 | Beale Afb | Standard | 2,242 | $60,122 | 22.6 | 26.5% |
| 95918 | Browns Valley | Standard | 1,566 | $56,750 | 54.7 | -13.2% |
| 95919 | Brownsville | Standard | 1,172 | — | 25.7 | -23.3% |
| 95962 | Oregon House | Standard | 1,110 | $77,903 | 25.6 | -13.6% |
| 95935 | Dobbins | Standard | 934 | $54,110 | 26.2 | 57.2% |
| 95922 | Camptonville | Standard | 425 | $36,528 | 97.6 | -28.6% |
| 95981 | Strawberry Valley | Standard | 99 | $91,016 | 229.6 | -2.9% |
| 95925 | Challenge | Standard | 69 | — | 35.2 | -16.9% |
| 95972 | Rackerby | Standard | 0 | — | 18.5 | — |