Eldridge, CA · standard
ZIP Code 95431
Sonoma County, California — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 631
- 3,209/sq mi
- 0.0%
- Bachelor's or higher
ZIP code 95431 is classified by USPS as a standard delivery area and covers roughly 0.2 square miles in Eldridge, Sonoma County, California. The area is home to 631 residents, producing a population density of 3,209 people per square mile, and falls within the Los Angeles time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 95431 against California and the nation.
On the economic side, the median household income for ZIP 95431 sits at —, while per-capita income is —. The poverty rate stands at — and the unemployment rate at —. On housing, the median home value is — with median rent at — per month, and — of occupied units are owner-occupied, a direct signal of whether 95431 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 0.0% of adults hold a bachelor's degree or higher, the median age is 57.4, and the average commute is —. We also surface 9 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Sonoma County, so you can benchmark 95431 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 95431, Eldridge, CA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
631
Population
0.2
Area (sq mi)
3,209
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 95431?
57.4
Median Age
79.1%
Male
20.9%
Female
0.0%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
0
Total Housing Units
0
Occupied Units
0
Vacant Units
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 4 business establishments in ZIP 95431, employing approximately 58 people with a combined annual payroll of $1,991,000.
4
Businesses
58
Employees
$2.0M
Annual Payroll
0
Industry Sectors
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 95431 vs 95442 →
ZIP 95431 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 95404
Santa Rosa (95404)
39,761 residents
- 94954
Petaluma (94954)
37,365 residents
- 95476
Sonoma (95476)
35,394 residents
- 95409
Santa Rosa (95409)
27,187 residents
- 95405
Santa Rosa (95405)
21,399 residents
- 94951 4,124
Penngrove (94951)
4,124 residents
- 95442 3,178
Glen Ellen (95442)
3,178 residents
- 95452 1,393
Kenwood (95452)
1,393 residents
- 95431 631
Eldridge (95431)
631 residents
What this shows Among its immediate neighbors, ZIP 95431 ranks #9 by population — useful context the national average alone can't give.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 95442 | Glen Ellen, CA | 3,178 | 2.0 mi |
| 95452 | Kenwood, CA | 1,393 | 5.4 mi |
| 94954 | Petaluma, CA | 37,365 | 8.1 mi |
| 94951 | Penngrove, CA | 4,124 | 7.3 mi |
| 95476 | Sonoma, CA | 35,394 | 7.6 mi |
| 95409 | Santa Rosa, CA | 27,187 | 8.9 mi |
| 94573 | Rutherford, CA | 94 | 8.9 mi |
| 95405 | Santa Rosa, CA | 21,399 | 10.1 mi |
| 95404 | Santa Rosa, CA | 39,761 | 10.9 mi |
More ZIP Codes in Sonoma County
Related Areas
Frequently Asked Questions
What county is ZIP code 95431 in? ▼
What is the population of ZIP code 95431? ▼
What is the demographic makeup of ZIP 95431? ▼
How many businesses are in ZIP code 95431? ▼
ZIP Code Research Guides
Official Data Resources for Eldridge, CA
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.