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Single Family ResidenceResidential
$535,859$397 / 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 99How 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 $478,000 on Mar 23, 2021

4631 W CASTLEBAR DR

BOISE, ID 83703
3
Beds
2
Baths
1,350 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.
1974
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$536K
$531K low$541K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$478,000 · Mar 23, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,962 (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.$496,700 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$476,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$496,700

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
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.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 294 ft²Porch · 14 ft²

Transaction History(3)

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
Collister Elementary SchoolA+
Elementary · Grades PK–6 · 0.3 mi
M
Hillside Junior High SchoolB-
Middle · Grades 7–9 · 0.8 mi
H
Boise Senior High SchoolB
High · Grades 9–12 · 3.4 mi

District: Boise City Independent School District 1

Neighborhood · ZIP 83703These 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.128
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.114
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.66

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.4%
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.19,740
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,019 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,014
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$97,744
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.13 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

4631 W Castlebar 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.

  • Costs more per square foot than 88% of homes in Ada County
  • Smaller than 82% of homes in Ada County
  • Has a bigger lot than 66% of homes in Ada County
  • Older than 83% of homes in Ada County

What homes are worth in Boise 83703

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

This home
$302K$1.5M

This home is worth more than 45% of homes in Boise 83703.

How it measures up in Boise 83703

The dot is this home. The mark in the middle is the typical home in Boise 83703.

Estimated value$535,859
CheaperTypical $563,154Pricier

Pricier than 45% of homes nearby

Price per ft²$397
CheaperTypical $361Pricier

Pricier than 73% of homes nearby

Living area1,350 ft²
SmallerTypical 1,656 ft²Bigger

Bigger than 31% of homes nearby

Lot size0.23 ac
SmallerTypical 0.19 acBigger

Bigger than 63% of homes nearby

Year built1974
OlderTypical 1984Newer

Newer than 37% of homes nearby

How 4631 W Castlebar Dr ranks against every home in each area.
MeasureThis homeCollisterBoise 83703Ada County
Estimated valuepricier than$535,85945% of homes45% of homes50% of homes
Price per ft²pricier than$39781% of homes73% of homes88% of homes
Living areabigger than1,350 ft²27% of homes31% of homes18% of homes
Lot sizebigger than0.23 ac64% of homes63% of homes66% of homes
Year builtnewer than197427% of homes37% of homes17% of homes

About 4631 W Castlebar Dr

How much is 4631 W Castlebar Dr, Boise, ID worth?

The TopHap Estimate for 4631 W Castlebar Dr, Boise, ID is $535,859 as of Sep 24, 2026. The likely range is $530,500 to $541,218. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4631 W Castlebar Dr, Boise, ID last sell?

4631 W Castlebar Dr, Boise, ID last sold on Mar 23, 2021 for $478,000, according to the county's recorded deed.

How big is 4631 W Castlebar Dr, Boise, ID?

4631 W Castlebar Dr, Boise, ID has 3 bedrooms, 2 bathrooms, 1,350 square feet of living space and a 0.23-acre lot.

When was 4631 W Castlebar Dr, Boise, ID built?

4631 W Castlebar Dr, Boise, ID was built in 1974, making it 52 years old. The building has 1 story.

What schools serve 4631 W Castlebar Dr, Boise, ID?

4631 W Castlebar Dr, Boise, ID is assigned to Collister Elementary School (elementary), rated A+; Hillside Junior High School (middle), rated B-; Boise Senior High School (high), rated B. All sit in Boise City Independent School District 1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4631 W Castlebar Dr, Boise, ID compare to other homes in Boise 83703?

Among the 6,475 homes in Boise 83703, it is worth more than 45% of them ($535,859 against a typical $563,154), its price per square foot is higher than 73% of them ($397 against a typical $361), it is bigger than 31% of them (1,350 ft² against a typical 1,656 ft²), its lot is bigger than 63% of them (0.23 ac against a typical 0.19 ac) and it is newer than 37% of them (1974 against a typical 1984). Measured against all of Ada County, it is worth more than 50% 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 4631 W Castlebar Dr, Boise, ID?

The 2025 property tax bill for 4631 W Castlebar Dr, Boise, ID was $2,962. The county assessed it at $496,700.

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