Cost to Own
United StatesCaliforniaSolano CountyFairfield Population 119,985 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Fairfield, California

A $593,000 home here costs

$4,376

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

A standard mortgage calculator would have told you $3,049. The real number is $1,328 higher every month — 44% more than the payment most buyers budget for.

Fairfield median: $592,500
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, $474,400 borrowed $3,049
Property tax0.758% effective rate for Fairfield itself $375
Homeowners insuranceCalifornia averages $1,403/yr (NAIC), or 0.186% of home value $92
Electricity33.25¢/kWh — California residential average, EIA $299
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $494
Total monthly $4,376

Fairfield against Solano County and California

MeasureFairfieldSolano County
Median home value$592,500$589,600
Median property tax$4,489$4,408
Effective tax rate0.758%0.748%
Median gross rent$2,191$2,088
Population119,985450,824

The weather behind that power bill

Fairfield sits in Solano County, which averages a high of 95.0°F in its hottest month and a low of 37.1°F in its coldest, with 24.84" of precipitation a year and 62% of it in a single three-month stretch. That climate drives 1,391 cooling and 2,446 heating degree days, which is what sets the $299 electricity line above.

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

Other cities in Solano County

Full Solano County cost breakdown · Every county in California

Common questions

How much does it cost to own a home in Fairfield?

A $593,000 home in Fairfield, California costs approximately $4,376 per month with 20% down at 6.66%. That is $3,049 principal and interest, $375 property tax, $92 homeowners insurance, $367 utilities and $494 set aside for maintenance.

What is the property tax rate in Fairfield?

Fairfield has an effective property tax rate of 0.758%, based on a median home value of $592,500 and median real estate taxes of $4,489. That is higher than the Solano County average of 0.748%.

What is the average home price in Fairfield?

The median owner-occupied home value in Fairfield, California is $592,500, against $589,600 across Solano County.

Is it cheaper to rent or buy in Fairfield?

Median gross rent in Fairfield is $2,191 a month, against $4,376 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 Fairfield — 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