Postal Codes

94963 ZIP Code

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ZIP code 94963 covers San Geronimo, California, with a population of about 562.

Population
562352 per square mile
Median age
46.47.7 points above the US average
Poverty rate
0%12.4 points below the US average
Typical home value
$1,319,885up 4.6% in five years
Degree or higher
87.8%52.8 points above the US average
Homeownership
88.7%23.7 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
16

Where 94963 is

San Geronimo, California — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population562
Median age46.4
Family households73.3%
Born outside the US16.5%
Speaks a language other than English at home30.6%
White (non-Hispanic)96.1%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino3.9%
Veterans5.9%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Income per person$104,829
Poverty rate0%
Households on SNAP or cash assistance27.7%

Household income distribution

Under $10k0.0%
$10–15k0.0%
$15–20k0.0%
$20–25k11.3%
$25–30k0.0%
$30–35k0.0%
$35–40k0.0%
$40–45k0.0%
$45–50k0.0%
$50–60k14.4%
$60–75k0.0%
$75–100k0.0%
$100–125k9.2%
$125–150k6.7%
$150–200k0.0%
$200k or more58.5%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$1,220,800
Owner-occupied88.7%
Vacant homes0%
Median year built1977

What the homes are

Detached house82.6%
Attached house17.4%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$1,319,885as of 2026-07
Typical home value, 1 yearup 2.9%
Typical home value, 5 yearsup 4.6%
Typical home value, 10 yearsup 43.5%
Typical home value since 2000
200020132026$1,423,064$502,797

$502,797 in 2000 to $1,319,885 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate0%
Bachelor's degree or higher87.8%
High school diploma or higher100%
Works from home18.9%
Drives to work alone76.4%
Takes public transport0%
Commutes 45 minutes or more0%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity22% 11.4 pts below the national average of 33.4%
Diagnosed diabetes10.7% 1.3 pts below the national average of 12%
Currently smokes8.3% 4.9 pts below the national average of 13.2%
High blood pressure35.6% 1.5 pts above the national average of 34.1%
Fair or poor general health15.7% 4.6 pts below the national average of 20.3%
No health insurance (18–64)3.8% 7.5 pts below the national average of 11.3%
Depression21.5% same as the national average of 21.9%
No leisure-time physical activity16.6% 8.8 pts below the national average of 25.4%
Arthritis29.1% 4 pts above the national average of 25.1%
Binge drinking15.2% 0.8 pts below the national average of 16%
Taking blood pressure medication78.1% 3.4 pts above the national average of 74.7%
Cancer (non-skin)12.3% 4.6 pts above the national average of 7.7%
Current asthma9.8% 0.6 pts below the national average of 10.4%
Coronary heart disease7% 0.8 pts above the national average of 6.2%
Routine check-up in past year76.9% same as the national average of 76.7%
Cholesterol screening92.2% 6.3 pts above the national average of 85.9%
Cognitive disability10% 4.8 pts below the national average of 14.8%
Colorectal screening71.6% 7.3 pts above the national average of 64.3%
COPD5.8% 0.8 pts below the national average of 6.6%
Visited a dentist74.8% 13.5 pts above the national average of 61.3%
Any disability26.8% 3.9 pts below the national average of 30.7%
Lacks emotional support19.4% 5.4 pts below the national average of 24.8%
Food insecurity6.7% 10.4 pts below the national average of 17.1%
Received food stamps6.4% 7.9 pts below the national average of 14.3%
Hearing disability7% same as the national average of 6.7%
High cholesterol40% 3.8 pts above the national average of 36.2%
Housing insecurity6.3% 7.5 pts below the national average of 13.8%
Independent living disability5.9% 2.5 pts below the national average of 8.4%
Lacks transport4.4% 4.8 pts below the national average of 9.2%
Loneliness27% 7.4 pts below the national average of 34.4%
Mammography use77.2% 1.3 pts above the national average of 75.9%
Poor mental health (14+ days)13.4% 3.4 pts below the national average of 16.8%
Mobility disability12.7% 1.3 pts below the national average of 14%
Poor physical health (14+ days)12.3% 1.2 pts below the national average of 13.5%
Self-care disability3% 1 pts below the national average of 4%
Utility shut-off threat3.7% 5.1 pts below the national average of 8.8%
Sleeps under 7 hours29% 7.4 pts below the national average of 36.4%
Stroke3.4% same as the national average of 3.4%
All natural teeth lost6.5% 6.5 pts below the national average of 13%
Vision disability3.5% 2.1 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments16
People employed96
Annual payroll$5,197,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 89.8% of US census tracts
FEMA ratingRelatively High
Expected annual loss93.7 out of 100
Community resilience98.9 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Landslide99.5Relatively High at its worst in this ZIP code
Wildfire97.2Relatively High at its worst in this ZIP code
River flooding95.2Relatively High at its worst in this ZIP code
Earthquake91.5Relatively High at its worst in this ZIP code
Volcanic activity55.1Very Low at its worst in this ZIP code
Heat wave23.5Relatively Low at its worst in this ZIP code
Winter weather19.1Relatively Low at its worst in this ZIP code
Lightning11.3Very Low at its worst in this ZIP code
Strong wind9.8Very Low at its worst in this ZIP code
Tornado5.4Very Low at its worst in this ZIP code
Hail1.7Very Low at its worst in this ZIP code
Compared with California and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPCaliforniaUnited States
Median household income$96,334$78,538
Income per person$104,829$47,977$43,289
Poverty rate0%12%12.4%
Median home value$1,220,800$695,400$303,400
Median gross rent$1,956$1,348
Homeownership88.7%55.8%65%
Bachelor's degree or higher87.8%36.5%35%
Unemployment rate0%6.4%5.2%
Works from home18.9%15.5%13.5%
Born outside the US16.5%26.7%13.9%
Median age46.437.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationSAN RAFAEL CIVIC CTR, CA US11.2 km away
Rain in a year34 in

Average high and low by month

January56.9°F / 42.6°F7.13 in rain
February61.1°F / 44°F6.94 in rain
March64.8°F / 45.5°F4.42 in rain
April67.8°F / 47.5°F1.99 in rain
May72°F / 50.6°F0.94 in rain
June77.9°F / 53.5°F0.15 in rain
July80.9°F / 54.9°F0 in rain
August81.3°F / 55.5°F0.05 in rain
September80.7°F / 54.4°F0.07 in rain
October74.9°F / 51.4°F1.46 in rain
November64.6°F / 46°F3.49 in rain
December57.1°F / 42.1°F7.81 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Lagunitas Elementary School District50% of this ZIP code's land area
Tamalpais Union High School District50% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability22more vulnerable than 22% of US census tracts
Socioeconomic status18more vulnerable than 18% of US census tracts
Household characteristics9more vulnerable than 9% of US census tracts
Racial and ethnic minority status32more vulnerable than 32% of US census tracts
Housing type and transport61more vulnerable than 61% of US census tracts
Walkability9.9 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

94933 Forest Knolls, CA2.4 km away
94973 Woodacre, CA2.4 km away
94938 Lagunitas, CA3.3 km away
94946 Nicasio, CA5.4 km away
94930 Fairfax, CA6.8 km away
94978 Fairfax, CA7.2 km away
94903 San Rafael, CA7.2 km away
94960 San Anselmo, CA8.7 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Marin County100% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area1.6 sq mi
Population density352 people per sq mi
Latitude, longitude38.0133, -122.6639

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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