Cost to Own
United StatesCaliforniaOrange CountyAliso Viejo Population 51,320 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Aliso Viejo, California

A $864,000 home here costs

$6,162

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

A standard mortgage calculator would have told you $4,442. The real number is $1,721 higher every month — 39% more than the payment most buyers budget for.

Aliso Viejo median: $863,800
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, $691,200 borrowed $4,442
Property tax0.694% effective rate for Aliso Viejo itself $500
Homeowners insuranceCalifornia averages $1,403/yr (NAIC), or 0.186% of home value $134
Electricity33.25¢/kWh — California residential average, EIA $299
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $720
Total monthly $6,162

Aliso Viejo against Orange County and California

MeasureAliso ViejoOrange County
Median home value$863,800$915,500
Median property tax$5,994$6,096
Effective tax rate0.694%0.666%
Median gross rent$2,774$2,352
Population51,3203,164,063

The weather behind that power bill

Aliso Viejo sits in Orange County, which averages a high of 87.3°F in its hottest month and a low of 42.8°F in its coldest, with 14.12" of precipitation a year and 62% of it in a single three-month stretch. That climate drives 1,246 cooling and 1,287 heating degree days, which is what sets the $299 electricity line above.

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

Other cities in Orange County

Full Orange County cost breakdown · Every county in California

Common questions

How much does it cost to own a home in Aliso Viejo?

A $864,000 home in Aliso Viejo, California costs approximately $6,162 per month with 20% down at 6.66%. That is $4,442 principal and interest, $500 property tax, $134 homeowners insurance, $367 utilities and $720 set aside for maintenance.

What is the property tax rate in Aliso Viejo?

Aliso Viejo has an effective property tax rate of 0.694%, based on a median home value of $863,800 and median real estate taxes of $5,994. That is higher than the Orange County average of 0.666%.

What is the average home price in Aliso Viejo?

The median owner-occupied home value in Aliso Viejo, California is $863,800, against $915,500 across Orange County.

Is it cheaper to rent or buy in Aliso Viejo?

Median gross rent in Aliso Viejo is $2,774 a month, against $6,162 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 Aliso Viejo — 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