Cost to Own
United StatesCaliforniaSan Diego CountyImperial Beach Population 25,897 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Imperial Beach, California

A $811,000 home here costs

$5,693

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

A standard mortgage calculator would have told you $4,169. The real number is $1,524 higher every month — 37% more than the payment most buyers budget for.

Imperial Beach median: $811,000
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, $648,800 borrowed $4,169
Property tax0.526% effective rate for Imperial Beach itself $355
Homeowners insuranceCalifornia averages $1,403/yr (NAIC), or 0.186% of home value $126
Electricity33.25¢/kWh — California residential average, EIA $299
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $676
Total monthly $5,693

Imperial Beach against San Diego County and California

MeasureImperial BeachSan Diego County
Median home value$811,000$791,600
Median property tax$4,268$5,542
Effective tax rate0.526%0.700%
Median gross rent$1,914$2,154
Population25,8973,282,782

The weather behind that power bill

Imperial Beach sits in San Diego County, which averages a high of 90.8°F in its hottest month and a low of 35.6°F in its coldest, with 14.65" of precipitation a year and 62% of it in a single three-month stretch. That climate drives 957 cooling and 2,329 heating degree days, which is what sets the $299 electricity line above.

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

Other cities in San Diego County

Full San Diego County cost breakdown · Every county in California

Common questions

How much does it cost to own a home in Imperial Beach?

A $811,000 home in Imperial Beach, California costs approximately $5,693 per month with 20% down at 6.66%. That is $4,169 principal and interest, $355 property tax, $126 homeowners insurance, $367 utilities and $676 set aside for maintenance.

What is the property tax rate in Imperial Beach?

Imperial Beach has an effective property tax rate of 0.526%, based on a median home value of $811,000 and median real estate taxes of $4,268. That is lower than the San Diego County average of 0.700%.

What is the average home price in Imperial Beach?

The median owner-occupied home value in Imperial Beach, California is $811,000, against $791,600 across San Diego County.

Is it cheaper to rent or buy in Imperial Beach?

Median gross rent in Imperial Beach is $1,914 a month, against $5,693 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 Imperial Beach — 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