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 a sparsely populated ZIP (a standard USPS delivery area) in Eldridge, Sonoma County, California, home to just 631 residents across 0.2 square miles, a density of 3,209 people per square mile, in the Los Angeles time zone.
Median household income is not on file for ZIP 95431, but per-capita income is -. Poverty here runs at -, with unemployment measured at -. On housing, the median home value is - with median rent at - per month, and - of occupied units are owner-occupied.
Formal educational attainment runs low here: just 0.0% of adults hold a bachelor's degree or higher, the median age is 57.4, and the average commute is -. Beyond these figures, 9 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Sonoma County, letting you compare 95431 to its immediate surroundings rather than a national baseline alone.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, 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; 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? ▼
Read our methodology to see how this data is sourced, computed, and verified.