| ZIP Codes: | 28 ZIP Codes (22 Standard, 5 PO Box, 1 Unique) [See All] |
| Area Codes: | 209 / 350 / 559 |
| Timezone: | Pacific (GMT -08:00) |
| Local Time: | 2:11:31 PM |
| Population: | 559,023 [See All] |
| FIPS: | 06099 |
| CBSA: | Modesto, CA |
| Land Area: | 1,253 sq mi |
| Water Area: | 29 sq mi |
| Coordinates: | 37.6064, -120.9262 |
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559,023 residents live across 28 ZIPs covering 1,253 sq mi, served by 17 distinct USPS-recognized cities.
Population moved from 526,898 to 559,023 from 2014 to 2024 — a +6.1% change. 20 ZIPs gained residents, 4 lost.
The county's wealthiest ZIP 95316 (Denair, $97,764 median) and poorest ZIP 95319 (Empire, $45,400) are 13.0 miles apart — a 2.2× income gap across local geography.
Median home values vary 1.7× across this county — from $343,500 in 95351 (Modesto) to $568,200 in 95323 (Hickman).
Density varies 809× across the county — from 8 people/sq mi in 95387 (Westley) to 6,732 in 95355 (Modesto).
Educational attainment ranges from 5.5% bachelor's+ in 95328 (Keyes) to 32.3% in 95382 (Turlock) — the breadth of educational profiles across the area.
Within California, this is the #16 most populous of 58 counties and ranks #33 for median household income with the #19 fastest decade growth .
Hosts 1 single-entity Unique ZIP: 95397Modesto Brm Zip .
Weighted by population, the typical household earns about $82,397 across the county — reflecting what a typical resident sees, not a simple ZIP average.
19.7% of adults age 25+ hold a bachelor's degree or higher (70,355 of 357,780 reporting).
22 Standard delivery, 5 PO Box only, 1 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 95355 | Modesto | Standard | 60,710 | $86,849 | 9.0 | 1.3% |
| 95350 | Modesto | Standard | 57,136 | $75,621 | 8.8 | 12.7% |
| 95351 | Modesto | Standard | 48,498 | $58,275 | 8.9 | 0.1% |
| 95307 | Ceres | Standard | 46,310 | $80,627 | 33.7 | 9.0% |
| 95380 | Turlock | Standard | 43,960 | $74,534 | 78.0 | 7.0% |
| 95382 | Turlock | Standard | 39,083 | $95,282 | 11.0 | 5.2% |
| 95361 | Oakdale | Standard | 34,810 | $92,963 | 218.7 | 7.0% |
| 95356 | Modesto | Standard | 33,233 | $96,886 | 22.3 | 1.3% |
| 95363 | Patterson | Standard | 30,769 | $95,679 | 105.8 | 17.9% |
| 95358 | Modesto | Standard | 30,469 | $76,924 | 118.0 | -3.9% |
| 95354 | Modesto | Standard | 25,684 | $72,879 | 8.8 | 5.5% |
| 95367 | Riverbank | Standard | 25,593 | $87,487 | 6.5 | 6.4% |
| 95368 | Salida | Standard | 13,900 | $94,935 | 2.9 | -4.0% |
| 95360 | Newman | Standard | 13,779 | $79,213 | 63.4 | 17.2% |
| 95357 | Modesto | Standard | 13,599 | $95,707 | 38.7 | 19.8% |
| 95386 | Waterford | Standard | 10,666 | $73,196 | 100.1 | 6.0% |
| 95326 | Hughson | Standard | 10,593 | $87,500 | 26.9 | 11.7% |
| 95316 | Denair | Standard | 8,022 | $97,764 | 75.0 | 19.1% |
| 95328 | Keyes | Standard | 4,133 | $62,743 | 0.9 | -12.4% |
| 95329 | La Grange | Standard | 2,954 | $79,500 | 114.5 | 11.3% |
| 95323 | Hickman | Standard | 1,644 | $75,938 | 33.7 | 64.7% |
| 95319 | Empire | PO Box | 1,327 | $45,400 | 0.5 | -16.1% |
| 95313 | Crows Landing | Standard | 1,119 | $90,018 | 43.1 | 11.2% |
| 95387 | Westley | PO Box | 1,032 | $66,857 | 124.1 | 34.4% |
| 95381 | Turlock | PO Box | — | — | 0.0 | — |
| 95397 | Modesto | Unique | — | — | 0.0 | — |
| 95353 | Modesto | PO Box | — | — | 0.0 | — |
| 95352 | Modesto | PO Box | — | — | 0.0 | — |