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Single Family ResidenceResidential
$561,274$212 / 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 97How 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 $195,700 on Oct 26, 2012

10423 W ALLIANCE ST

BOISE, ID 83704
4
Beds
2.5
Baths
2,649 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$561K
$542K low$581K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$195,700 · Oct 26, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,600 (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.$540,600 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$551,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$540,600

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.Bi-Level
CountyADA
Lot (acres)The size of the land the home sits on, from county records.0.23
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 220 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
Summerwind STEM AcademyA+
Elementary · Grades KG–5 · 0.3 mi
H
Centennial High SchoolA-
High · Grades 9–12 · 1.4 mi
M
Lowell Scott Middle SchoolA+
Middle · Grades 6–8 · 2.1 mi

District: West Ada School District

Neighborhood · ZIP 83704These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.113
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.70

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.44,687
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,068 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,231
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$80,784
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.12 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.64%

Owner Tools

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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

10423 W Alliance 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.

  • Worth more than 87% of homes in Boise 83704
  • Costs less per square foot than 95% of homes in Ada County
  • Bigger than 88% of homes in West Valley
  • Has a bigger lot than 76% of homes in West Valley
  • Older than 73% of homes in Ada County

What homes are worth in Boise 83704

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

This home
$250K$783K

This home is worth more than 87% of homes in Boise 83704.

How it measures up in Boise 83704

The dot is this home. The mark in the middle is the typical home in Boise 83704.

Estimated value$561,274
CheaperTypical $425,790Pricier

Pricier than 87% of homes nearby

Price per ft²$212
CheaperTypical $273Pricier

Pricier than 11% of homes nearby

Living area2,649 ft²
SmallerTypical 1,600 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.23 ac
SmallerTypical 0.19 acBigger

Bigger than 73% of homes nearby

Year built1983
OlderTypical 1977Newer

Newer than 62% of homes nearby

How 10423 W Alliance St ranks against every home in each area.
MeasureThis homeWest ValleyBoise 83704Ada County
Estimated valuepricier than$561,27484% of homes87% of homes55% of homes
Price per ft²pricier than$2128% of homes11% of homes5% of homes
Living areabigger than2,649 ft²88% of homes88% of homes78% of homes
Lot sizebigger than0.23 ac76% of homes73% of homes68% of homes
Year builtnewer than198344% of homes62% of homes27% of homes

About 10423 W Alliance St

How much is 10423 W Alliance St, Boise, ID worth?

The TopHap Estimate for 10423 W Alliance St, Boise, ID is $561,274 as of Sep 24, 2026. The likely range is $541,836 to $580,712. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10423 W Alliance St, Boise, ID last sell?

10423 W Alliance St, Boise, ID last sold on Oct 26, 2012 for $195,700, according to the county's recorded deed.

How big is 10423 W Alliance St, Boise, ID?

10423 W Alliance St, Boise, ID has 4 bedrooms, 2.5 bathrooms, 2,649 square feet of living space and a 0.23-acre lot.

When was 10423 W Alliance St, Boise, ID built?

10423 W Alliance St, Boise, ID was built in 1983, making it 43 years old. It is a bi-level home. The building has 2 stories.

What schools serve 10423 W Alliance St, Boise, ID?

10423 W Alliance St, Boise, ID is assigned to Summerwind STEM Academy (elementary), rated A+; Centennial High School (high), rated A-; Lowell Scott Middle School (middle), rated A+. All sit in West Ada School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10423 W Alliance St, Boise, ID compare to other homes in Boise 83704?

Among the 12,353 homes in Boise 83704, it is worth more than 87% of them ($561,274 against a typical $425,790), its price per square foot is higher than 11% of them ($212 against a typical $273), it is bigger than 88% of them (2,649 ft² against a typical 1,600 ft²), its lot is bigger than 73% of them (0.23 ac against a typical 0.19 ac) and it is newer than 62% of them (1983 against a typical 1977). Measured against all of Ada County, it is worth more than 55% 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 10423 W Alliance St, Boise, ID?

The 2025 property tax bill for 10423 W Alliance St, Boise, ID was $2,600. The county assessed it at $540,600.

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