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Single Family ResidenceResidential
$754,709$558 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 84How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $746,150 on Jan 30, 2026

94-421 ALAPOAI ST

MILILANI, HI 96789
3
Beds
2
Baths
1,353 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$755K
$631K low$879K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$746,150 · Jan 30, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,717 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$998,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$840,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$158,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,001,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$998,800

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.1
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
1
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
1
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
1
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Contemporary
CountyHONOLULU
Lot (acres)The size of the land the home sits on, from county records.0.14
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.None
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 303 ft²

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Mililani Uka Elementary SchoolB+
Elementary · Grades KG–5 · 0.4 mi
H
Mililani High SchoolA+
High · Grades 9–12 · 0.9 mi
M
Mililani Middle SchoolA-
Middle · Grades 6–8 · 2.9 mi

District: Hawaii Department of Education

Neighborhood · ZIP 96789These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.49
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.74
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.0

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.53,648
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,995 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$109,953
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$132,170
Average tempThe average temperature here across a full year.72°F
Annual precipHow much rain and melted snow falls here in a typical year.63 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.69%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

94-421 Alapoai St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Costs less per square foot than 72% of homes in Mililani 96789
  • Has a smaller lot than 71% of homes in Honolulu County
  • Older than 71% of homes in Mililani 96789

What homes are worth in Mililani 96789

Each bar is how many homes fall in that price range. The marker is this home.

This home
$330K$1.7M

This home is worth more than 38% of homes in Mililani 96789.

How it measures up in Mililani 96789

The dot is this home. The mark in the middle is the typical home in Mililani 96789.

Estimated value$754,709
CheaperTypical $939,768Pricier

Pricier than 38% of homes nearby

Price per ft²$558
CheaperTypical $637Pricier

Pricier than 28% of homes nearby

Living area1,353 ft²
SmallerTypical 1,353 ft²Bigger

Bigger than 50% of homes nearby

Lot size0.14 ac
SmallerTypical 0.16 acBigger

Bigger than 35% of homes nearby

Year built1975
OlderTypical 1986Newer

Newer than 29% of homes nearby

How 94-421 Alapoai St ranks against every home in each area.
MeasureThis homeMililani / Waipio / MelemanuMililani 96789Honolulu County
Estimated valuepricier than$754,70937% of homes38% of homes42% of homes
Price per ft²pricier than$55839% of homes28% of homes32% of homes
Living areabigger than1,353 ft²49% of homes50% of homes56% of homes
Lot sizebigger than0.14 ac33% of homes35% of homes29% of homes
Year builtnewer than197546% of homes29% of homes50% of homes

About 94-421 Alapoai St

How much is 94-421 Alapoai St, Mililani, HI worth?

The TopHap Estimate for 94-421 Alapoai St, Mililani, HI is $754,709 as of Sep 24, 2026. The likely range is $630,582 to $878,836. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 94-421 Alapoai St, Mililani, HI last sell?

94-421 Alapoai St, Mililani, HI last sold on Jan 30, 2026 for $746,150, according to the county's recorded deed.

How big is 94-421 Alapoai St, Mililani, HI?

94-421 Alapoai St, Mililani, HI has 3 bedrooms, 2 bathrooms, 1,353 square feet of living space and a 0.14-acre lot.

When was 94-421 Alapoai St, Mililani, HI built?

94-421 Alapoai St, Mililani, HI was built in 1975, making it 51 years old. It is a contemporary home. The building has 1 story.

What schools serve 94-421 Alapoai St, Mililani, HI?

94-421 Alapoai St, Mililani, HI is assigned to Mililani Uka Elementary School (elementary), rated B+; Mililani High School (high), rated A+; Mililani Middle School (middle), rated A-. All sit in Hawaii Department of Education. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 94-421 Alapoai St, Mililani, HI compare to other homes in Mililani 96789?

Among the 18,567 homes in Mililani 96789, it is worth more than 38% of them ($754,709 against a typical $939,768), its price per square foot is higher than 28% of them ($558 against a typical $637), it is bigger than 50% of them (1,353 ft² against a typical 1,353 ft²), its lot is bigger than 35% of them (0.14 ac against a typical 0.16 ac) and it is newer than 29% of them (1975 against a typical 1986). Measured against all of Honolulu County, it is worth more than 42% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 94-421 Alapoai St, Mililani, HI?

The 2025 property tax bill for 94-421 Alapoai St, Mililani, HI was $2,717. The county assessed it at $998,800.

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