ZIP Code 95431, California
ZIP Code 95431 profile, demographic data, and geographic information.
ZCTA5 95431 is a 5-digit ZIP Code area located in Sonoma County, California. As of official census estimates, it has a reported population of 43. The land area covers 0.12 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population | 43 | ±19 | 2020-2024 / Census ACS 5-Year 2024 |
| Median Age | 57.4 yrs | ±12.5 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 0 | ±14 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 0 | ±14 |
| Occupied Housing Units | 0 | ±14 |
| Vacant Housing Units | 0 | ±14 |
| Median Home Value | Suppressed | — |
| Median Gross Rent | Suppressed | — |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | Suppressed | — |
| Per Capita Income | Data unavailable | — |
| Population Below Poverty Level | 0 | ±14 |
| Population Below Poverty Level | 0 | ±14 |
| Civilian Labor Force, Unemployed | 0 | ±14 |
| Civilian Labor Force, Employed | 0 | ±14 |
| Broadband Internet Subscriptions | 0 | ±14 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 485,375 (2024)
ID: 161117
|
County | Official County Government |
Contact: ADMINISTRATOR
575 ADMINISTRATION DR, SANTA ROSA CA 95403-2823
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | KG-06 | Santa Rosa, CA | |
| Regular School Nearby | 06-08 | Sonoma, CA | |
| Regular School Nearby | KG-06 | Santa Rosa, CA | |
| Regular School Nearby | KG-05 | Napa, CA | |
| Regular School Nearby | 06-08 | Sonoma, CA | |
| Regular School Nearby | 09-12 | American Canyon, CA | |
| Regular School Nearby | 06-08 | American Canyon, CA | |
| Regular School Nearby | KG-06 | Santa Rosa, CA | |
| Regular School Nearby | KG-05 | Napa, CA | |
| Regular School Nearby | KG-06 | Santa Rosa, CA |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Sonoma State University
|
College | 8.7 mi away | 1801 E Cotati Ave, Rohnert Park, CA, 94928-3609 |
7076642880
|
|
SONOMA VALLEY REGIONAL LIBRARY
|
Library | 4.5 mi away | 755 WEST NAPA STREET, SONOMA, CA, 95476 |
(707) 996-5217
|
|
Meridian University
|
College | 10.6 mi away | 47 Sixth Street, Petaluma, CA, 94952-3092 |
7077651836
|
|
YOUNTVILLE LIBRARY
|
Library | 9.2 mi away | 6516 WASHINGTON STREET, YOUNTVILLE, CA, 94599 |
(707) 944-1888
|
|
Santa Rosa Junior College
|
College | 13.3 mi away | 1501 Mendocino Avenue, Santa Rosa, CA, 95401-4395 |
7075274011
|
|
PETALUMA REGIONAL LIBRARY
|
Library | 9.6 mi away | 100 FAIRGROUNDS DRIVE, PETALUMA, CA, 94952 |
(707) 763-9801
|
|
Napa Valley College
|
College | 14.1 mi away | 2277 Napa-Vallejo Hwy, Napa, CA, 94558-6236 |
7072567000
|
|
ROHNERT PARK-COTATI REGIONAL LIBRARY
|
Library | 10.2 mi away | 6250 LYNNE CONDE WAY, ROHNERT PARK, CA, 94928 |
(707) 584-9121
|
|
Pacific Union College
|
College | 15.9 mi away | One Angwin Ave, Angwin, CA, 94508-9707 |
7079656313
|
|
SONOMA COUNTY LIBRARY BIBLIOBUS
|
Library | 10.3 mi away | 6135 STATE FARM DRIVE, ROHNERT PARK, CA, 94928 |
(707) 308-3020
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at SONOMA, CA US, located 4.5 miles from ZCTA5 95431. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 57.0° | 38.4° | 47.7° | 5.47" | 0.0" |
| February | 61.6° | 40.1° | 50.8° | 5.42" | 0.0" |
| March | 65.4° | 41.9° | 53.7° | 3.84" | 0.0" |
| April | 69.2° | 44.1° | 56.7° | 1.78" | 0.0" |
| May | 75.3° | 47.8° | 61.6° | 1.03" | 0.0" |
| June | 82.8° | 51.3° | 67.1° | 0.32" | 0.0" |
| July | 86.0° | 53.5° | 69.7° | 0.00" | 0.0" |
| August | 86.1° | 53.2° | 69.6° | 0.06" | 0.0" |
| September | 84.8° | 51.2° | 68.0° | 0.07" | 0.0" |
| October | 77.5° | 47.4° | 62.5° | 1.52" | 0.0" |
| November | 65.2° | 41.8° | 53.5° | 3.01" | 0.0" |
| December | 56.7° | 38.2° | 47.4° | 5.83" | 0.0" |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Eldridge CDP | CDP | 1.2 mi | — |
| Glen Ellen CDP | CDP | 1.5 mi | — |
| Fetters Hot Springs-Agua Caliente CDP | CDP | 2.2 mi | — |
| Boyes Hot Springs CDP | CDP | 2.9 mi | — |
| El Verano CDP | CDP | 3.8 mi | — |
| Kenwood CDP | CDP | 4.7 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 95431. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.