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Single Family ResidenceResidential
$1,056,324$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 62How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

321 W THORNBERRY DR

BOISE, ID 83702
3
Beds
4.5
Baths
4,976 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.1M
$650K low$1.5M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,847 (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.$1,785,100 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,844,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,785,100

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
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2004
Lot (acres)The size of the land the home sits on, from county records.0.34
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.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 556 ft²Patio · 1,358 ft²Porch · 450 ft²

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

E
Highlands Elementary SchoolA
Elementary · Grades PK–6 · 0.2 mi
M
North Junior High SchoolA
Middle · Grades 7–9 · 1.9 mi
H
Boise Senior High SchoolA-
High · Grades 9–12 · 2.2 mi

District: Boise City Independent School District 1

Neighborhood · ZIP 83702These 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.138
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 100.69

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.27,736
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.404 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,131
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,125
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.21 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.64%

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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

321 W Thornberry Dr 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 97% of homes in Ada County
  • Costs less per square foot than 67% of homes in Boise 83702
  • Among the largest homes in Ada County
  • Has a bigger lot than 88% of homes in Boise 83702
  • Newer than 74% of homes in Boise 83702

What homes are worth in Boise 83702

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

This home
$201K$1.6M

This home is worth more than 92% of homes in Boise 83702.

How it measures up in Boise 83702

The dot is this home. The mark in the middle is the typical home in Boise 83702.

Estimated value$1,056,324
CheaperTypical $442,649Pricier

Pricier than 92% of homes nearby

Price per ft²$212
CheaperTypical $249Pricier

Pricier than 33% of homes nearby

Living area4,976 ft²
SmallerTypical 1,894 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.34 ac
SmallerTypical 0.14 acBigger

Bigger than 88% of homes nearby

Year built1988
OlderTypical 1952Newer

Newer than 74% of homes nearby

How 321 W Thornberry Dr ranks against every home in each area.
MeasureThis homeHighlandsBoise 83702Ada County
Estimated valuepricier than$1,056,32488% of homes92% of homes97% of homes
Price per ft²pricier than$21258% of homes33% of homes59% of homes
Living areabigger than4,976 ft²95% of homes98% of homesalmost all homes
Lot sizebigger than0.34 ac67% of homes88% of homes85% of homes
Year builtnewer than198864% of homes74% of homes30% of homes

About 321 W Thornberry Dr

How much is 321 W Thornberry Dr, Boise, ID worth?

The TopHap Estimate for 321 W Thornberry Dr, Boise, ID is $1,056,324 as of Aug 30, 2026. The likely range is $650,472 to $1,462,176. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 W Thornberry Dr, Boise, ID last sell?

321 W Thornberry Dr, Boise, ID last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 321 W Thornberry Dr, Boise, ID?

321 W Thornberry Dr, Boise, ID has 3 bedrooms, 4.5 bathrooms, 4,976 square feet of living space and a 0.34-acre lot.

When was 321 W Thornberry Dr, Boise, ID built?

321 W Thornberry Dr, Boise, ID was built in 1988, making it 38 years old. It is a bi-level home. The building has 2 stories.

What schools serve 321 W Thornberry Dr, Boise, ID?

321 W Thornberry Dr, Boise, ID is assigned to Highlands Elementary School (elementary), rated A; North Junior High School (middle), rated A; Boise Senior High School (high), rated A-. All sit in Boise City Independent School District 1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 321 W Thornberry Dr, Boise, ID compare to other homes in Boise 83702?

Among the 8,369 homes in Boise 83702, it is worth more than 92% of them ($1,056,324 against a typical $442,649), its price per square foot is higher than 33% of them ($212 against a typical $249), it is bigger than 98% of them (4,976 ft² against a typical 1,894 ft²), its lot is bigger than 88% of them (0.34 ac against a typical 0.14 ac) and it is newer than 74% of them (1988 against a typical 1952). Measured against all of Ada County, it is worth more than 97% 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 321 W Thornberry Dr, Boise, ID?

The 2025 property tax bill for 321 W Thornberry Dr, Boise, ID was $15,847. The county assessed it at $1,785,100.

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