Cost to Own
United StatesHawaiiHonolulu CountyNanakuli Population 12,282 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Nanakuli, Hawaii

A $473,000 home here costs

$3,455

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

A standard mortgage calculator would have told you $2,432. The real number is $1,023 higher every month — 42% more than the payment most buyers budget for.

Nanakuli median: $473,000
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, $378,400 borrowed $2,432
Property tax0.078% effective rate for Nanakuli itself $31
Homeowners insuranceHawaii averages $1,299/yr (NAIC), or 0.16% of home value $63
Electricity52¢/kWh — Hawaii residential average, EIA $467
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $394
Total monthly $3,455

Nanakuli against Honolulu County and Hawaii

MeasureNanakuliHonolulu County
Median home value$473,000$873,000
Median property tax$367$2,482
Effective tax rate0.078%0.284%
Median gross rent$1,671$2,054
Population12,2821,003,666

The weather behind that power bill

Nanakuli sits in Honolulu County, which averages a high of 85.6°F in its hottest month and a low of 64.4°F in its coldest, with 21.78" of precipitation a year and 41% of it in a single three-month stretch. That climate drives 3,609 cooling and 0 heating degree days, which is what sets the $467 electricity line above.

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

Other cities in Honolulu County

Full Honolulu County cost breakdown · Every county in Hawaii

Common questions

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

A $473,000 home in Nanakuli, Hawaii costs approximately $3,455 per month with 20% down at 6.66%. That is $2,432 principal and interest, $31 property tax, $63 homeowners insurance, $535 utilities and $394 set aside for maintenance.

What is the property tax rate in Nanakuli?

Nanakuli has an effective property tax rate of 0.078%, based on a median home value of $473,000 and median real estate taxes of $367. That is lower than the Honolulu County average of 0.284%.

What is the average home price in Nanakuli?

The median owner-occupied home value in Nanakuli, Hawaii is $473,000, against $873,000 across Honolulu County.

Is it cheaper to rent or buy in Nanakuli?

Median gross rent in Nanakuli is $1,671 a month, against $3,455 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 Nanakuli — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Hawaii.
  • 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