Cost to Own
United StatesCaliforniaNapa CountyAmerican Canyon Population 21,698 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in American Canyon, California

A $660,000 home here costs

$4,861

per month, all in — with 20% down at today's 6.66% 30-year fixed rate.

A standard mortgage calculator would have told you $3,393. The real number is $1,468 higher every month — 43% more than the payment most buyers budget for.

American Canyon median: $660,100
Under 20% adds PMI
Freddie Mac PMMS
US average household

Where every dollar goes

Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.

Principal & interest30-year fixed, $528,000 borrowed $3,393
Property tax0.816% effective rate for American Canyon itself $449
Homeowners insuranceCalifornia averages $1,403/yr (NAIC), or 0.186% of home value $102
Electricity33.25¢/kWh — California residential average, EIA $299
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $550
Total monthly $4,861

American Canyon against Napa County and California

MeasureAmerican CanyonNapa County
Median home value$660,100$838,800
Median property tax$5,388$5,840
Effective tax rate0.816%0.696%
Median gross rent$2,399$2,141
Population21,698136,070

The weather behind that power bill

American Canyon sits in Napa County, which averages a high of 84.6°F in its hottest month and a low of 38.8°F in its coldest, with 39.71" of precipitation a year and 60% of it in a single three-month stretch. That climate drives 604 cooling and 3,375 heating degree days, which is what sets the $299 electricity line above.

See the full climate breakdown for Napa County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.

Other cities in Napa County

Full Napa County cost breakdown · Every county in California

Common questions

How much does it cost to own a home in American Canyon?

A $660,000 home in American Canyon, California costs approximately $4,861 per month with 20% down at 6.66%. That is $3,393 principal and interest, $449 property tax, $102 homeowners insurance, $367 utilities and $550 set aside for maintenance.

What is the property tax rate in American Canyon?

American Canyon has an effective property tax rate of 0.816%, based on a median home value of $660,100 and median real estate taxes of $5,388. That is higher than the Napa County average of 0.696%.

What is the average home price in American Canyon?

The median owner-occupied home value in American Canyon, California is $660,100, against $838,800 across Napa County.

Is it cheaper to rent or buy in American Canyon?

Median gross rent in American Canyon is $2,399 a month, against $4,861 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 American Canyon — 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.

Full methodology