HomeCaliforniaMarin CountySan Anselmo
San Anselmo, California: commercial real estate data.
San Anselmo is a Census town of 12,679 people across 2.68 square miles of land, in Marin County. Median household income is $173,641, 68.4 percent of occupied homes are owned, and the SBA record carries 18 7(a) approvals to borrowers here worth $7.5 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
San Anselmo
What San Anselmo is
- Census place typetown
- Land area2.68 sq mi
- Water area0 sq mi
- Population per square mile of land4,739
- County holding the largest share of its areaMarin County, 100.0 percent
US Census Bureau, cartographic boundary file, places, 2024 vintage. US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
San Anselmo
How many people live in San Anselmo
- Population12,679
- Median age45.6
- Population under 183,001
- Share under 1823.7 percent
- Population 65 and over2,745
- Share 65 and over21.6 percent
- Households5,224
- Family households3,408
- Share of households that are families65.2 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
San Anselmo
Income and work in San Anselmo
- Median household income$173,641
- Per capita income$104,254
- Civilian labor force6,922
- Employed6,434
- Unemployed488 plus or minus 199
- Unemployment rate7.0 percent plus or minus 2.8
- Adults 25 and over9,076
- Adults 25 and over with a high school diploma or higher98.0 percent
- Adults 25 and over with a bachelor degree or higher70.6 percent
- Adults 25 and over with a graduate degree30.3 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
San Anselmo
Housing in San Anselmo
- Housing units5,498
- Occupied units5,224
- Vacant units274 plus or minus 149
- Vacancy rate5.0 percent plus or minus 2.7
- Owner occupied3,573
- Renter occupied1,651
- Ownership rate68.4 percent
- Median owner-occupied home value$1,576,700
- Median gross rent, monthly$2,797
- Annual rent as a share of median income19.3 percent
- Single family units4,362
- Share single family79.3 percent
- Units in buildings of two or more1,136 plus or minus 282
- Share in buildings of two or more20.7 percent plus or minus 5.0
- Mobile homes0
- Median year structure built1955
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
San Anselmo
How San Anselmo gets to work
- Workers 16 and over who commute3,991
- Commuting under 15 minutes1,052 plus or minus 290
- Share commuting under 15 minutes26.4 percent plus or minus 6.7
- Commuting 30 minutes or more1,647 plus or minus 347
- Share commuting 30 minutes or more41.3 percent
- Drove alone50.7 percent
- Carpooled2.3 percent plus or minus 1.5
- Public transport3.0 percent plus or minus 1.5
- Walked3.7 percent plus or minus 2.2
- Worked from home35.1 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
San Anselmo
SBA loans in San Anselmo (7(a))
- Approvals18
- Gross approval$7,519,900
- Average approval$417,772
- Median approval$125,000
- Largest approval$2,000,000
- Jobs supported170
- Jobs per approval9.4
- Loans with a final outcome4
- Paid in full3
- Charged off1
- Median term120 months
- Share on real estate terms of 20 years or more5.6 percent
- Share to franchises0.0 percent
- Distinct lenders11
- Distinct industries by NAICS15
Counted by borrower city: approvals to borrowers whose address is in San Anselmo, in any county, FY2020 to FY2026. Only 4 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
San Anselmo
SBA loans in San Anselmo (504)
- Approvals7
- Gross approval$5,234,000
- Average approval$747,714
- Median approval$736,000
- Largest approval$1,282,000
- Jobs supported24
- Loans with a final outcome1
- Charged off0
- Median term300 months
- Distinct CDCs3
Counted by borrower city: approvals to borrowers whose address is in San Anselmo, in any county, FY2010 to FY2026. Only 1 loan has reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.
San Anselmo
Flood risk in San Anselmo
- NFIP communityTown of San Anselmo
- NFIP community number060180
- Participating in the NFIPYes
- Community Rating System classClass 8
- Currently effective map date03/16/16
The Town of San Anselmo participates in the National Flood Insurance Program as community 060180 and carries Community Rating System class 8, a flood insurance premium discount for policies written there.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Marin County, not San Anselmo
Marin County context, not San Anselmo figures
- Establishments in Marin County10,049
- Covered employment, Marin County110,934
- Average annual pay, Marin County$93,552
- Housing units permitted, Marin County158
Every figure in this section is published for Marin County as a whole and is not a measurement of San Anselmo.
US Census Bureau, County Business Patterns, 2023. US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages. US Census Bureau, Building Permits Survey, 2024 annual.
Coverage
What this page does not hold.
Parcel detail, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →
Common questions
San Anselmo questions, answered from the record.
How many people live in San Anselmo, California?
12,679, in 5,224 households. San Anselmo town covers 2.68 square miles of land, which is 4,739 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is San Anselmo in?
Marin County, which holds 100.0 percent of the place by area. Source: US Census Bureau, cartographic boundary file, places, 2024 vintage.
What is the median household income in San Anselmo?
$173,641. The median owner-occupied home is valued at $1,576,700. Median gross rent is $2,797 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to San Anselmo businesses?
18 7(a) approvals totaling $7.5 m since FY2020, across 11 lenders, median approval $125,000, plus 7 504 approvals worth $5.2 m since FY2010. These count approvals to borrowers whose address is in San Anselmo, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to San Anselmo borrowers get paid back?
No rate is published for San Anselmo. Only 4 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published. The counts are shown instead.
Is San Anselmo in the National Flood Insurance Program?
Yes. San Anselmo appears in the FEMA Community Status Book as San Anselmo, town of, community 060180, carrying Community Rating System class 8, which is a premium discount for exceeding the program minimum. Whether a specific parcel sits in a mapped special flood hazard area is an address level question the platform answers.
Are the county figures on this page San Anselmo figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Marin County as a whole and there is no place level equivalent. They appear in one clearly marked section as context and are never presented as measurements of San Anselmo.
Is zoning published for San Anselmo?
No. Nothing on this page presents parcel level zoning.