Total monthly cost of ownership
Cost to Own a Home in San Anselmo, California
A $1,524,000 home here costs
$10,541per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $7,835. The real number is $2,706 higher every month — 35% more than the payment most buyers budget for.
Where every dollar goes
Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.
San Anselmo against Marin County and California
| Measure | San Anselmo | Marin County |
|---|---|---|
| Median home value | $1,524,300 | $1,390,000 |
| Median property tax | $10,001 | $10,001 |
| Effective tax rate | 0.656% | 0.719% |
| Median gross rent | $2,750 | $2,584 |
| Population | 12,711 | 258,765 |
The weather behind that power bill
San Anselmo sits in Marin County, which averages a high of 81.3°F in its hottest month and a low of 42.1°F in its coldest, with 34.45" of precipitation a year and 64% of it in a single three-month stretch. That climate drives 486 cooling and 2,481 heating degree days, which is what sets the $299 electricity line above.
See the full climate breakdown for Marin County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Marin County
Full Marin County cost breakdown · Every county in California
Common questions
How much does it cost to own a home in San Anselmo?
A $1,524,000 home in San Anselmo, California costs approximately $10,541 per month with 20% down at 6.66%. That is $7,835 principal and interest, $833 property tax, $236 homeowners insurance, $367 utilities and $1,270 set aside for maintenance.
What is the property tax rate in San Anselmo?
San Anselmo has an effective property tax rate of 0.656%, based on a median home value of $1,524,300 and median real estate taxes of $10,001. That is lower than the Marin County average of 0.719%.
What is the average home price in San Anselmo?
The median owner-occupied home value in San Anselmo, California is $1,524,300, against $1,390,000 across Marin County.
Is it cheaper to rent or buy in San Anselmo?
Median gross rent in San Anselmo is $2,750 a month, against $10,541 to own the median home all in. Renting costs less month to month here, though renting builds no equity.
Sources & methodology
- Median home value, real estate taxes, gross rent and population for San Anselmo — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for California.
- Electricity price — EIA Electric Power Monthly Table 5.6.A.
- Mortgage rate — Freddie Mac PMMS, refreshed weekly.
- Maintenance (1%/yr) and water and sewer ($68/mo) are national estimates. Every assumption above is editable.