Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$444,142$307 / 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 89How 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
Last sold for $109,600 on May 1, 2002

4120 N SANDCASTLE PL

BOISE, ID 83703
4
Beds
2
Baths
1,446 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
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

$444K
$397K low$491K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$109,600 · May 1, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,334 (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.$475,700 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$469,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$475,700

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.Conventional
CountyADA
Lot (acres)The size of the land the home sits on, from county records.0.16
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
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 · 200 ft²Porch · 38 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
Cynthia Mann Elementary SchoolB
Elementary · Grades PK–6 · 0.7 mi
M
Hillside Junior High SchoolC
Middle · Grades 7–9 · 0.9 mi
H
Boise Senior High SchoolA-
High · Grades 9–12 · 3.5 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%

Owner Tools

Do you own this home?
Claim this home

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

4120 N Sandcastle Pl 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 66% of homes in Ada County
  • Costs more per square foot than 88% of homes in Ada County
  • Smaller than 76% of homes in Ada County
  • Has a smaller lot than 69% of homes in Collister
  • Newer than 78% of homes in Collister

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
$153K$1M

This home is worth more than 63% 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$444,142
CheaperTypical $396,607Pricier

Pricier than 63% of homes nearby

Price per ft²$307
CheaperTypical $248Pricier

Pricier than 82% of homes nearby

Living area1,446 ft²
SmallerTypical 1,664 ft²Bigger

Bigger than 36% of homes nearby

Lot size0.16 ac
SmallerTypical 0.19 acBigger

Bigger than 36% of homes nearby

Year built1996
OlderTypical 1984Newer

Newer than 75% of homes nearby

How 4120 N Sandcastle Pl ranks against every home in each area.
MeasureThis homeCollisterBoise 83703Ada County
Estimated valuepricier than$444,14260% of homes63% of homes66% of homes
Price per ft²pricier than$30783% of homes82% of homes88% of homes
Living areabigger than1,446 ft²34% of homes36% of homes24% of homes
Lot sizebigger than0.16 ac31% of homes36% of homes34% of homes
Year builtnewer than199678% of homes75% of homes42% of homes

About 4120 N Sandcastle Pl

How much is 4120 N Sandcastle Pl, Boise, ID worth?

The TopHap Estimate for 4120 N Sandcastle Pl, Boise, ID is $444,142 as of Aug 30, 2026. The likely range is $397,230 to $491,054. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4120 N Sandcastle Pl, Boise, ID last sell?

4120 N Sandcastle Pl, Boise, ID last sold on May 1, 2002 for $109,600, according to the county's recorded deed.

How big is 4120 N Sandcastle Pl, Boise, ID?

4120 N Sandcastle Pl, Boise, ID has 4 bedrooms, 2 bathrooms, 1,446 square feet of living space and a 0.16-acre lot.

When was 4120 N Sandcastle Pl, Boise, ID built?

4120 N Sandcastle Pl, Boise, ID was built in 1996, making it 30 years old. It is a conventional home. The building has 1 story.

What schools serve 4120 N Sandcastle Pl, Boise, ID?

4120 N Sandcastle Pl, Boise, ID is assigned to Cynthia Mann Elementary School (elementary), rated B; Hillside Junior High School (middle), rated C; 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 4120 N Sandcastle Pl, Boise, ID compare to other homes in Boise 83703?

Among the 6,475 homes in Boise 83703, it is worth more than 63% of them ($444,142 against a typical $396,607), its price per square foot is higher than 82% of them ($307 against a typical $248), it is bigger than 36% of them (1,446 ft² against a typical 1,664 ft²), its lot is bigger than 36% of them (0.16 ac against a typical 0.19 ac) and it is newer than 75% of them (1996 against a typical 1984). Measured against all of Ada County, it is worth more than 66% 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 4120 N Sandcastle Pl, Boise, ID?

The 2025 property tax bill for 4120 N Sandcastle Pl, Boise, ID was $4,334. The county assessed it at $475,700.

More homes on N Sandcastle Pl

Closest homes

More homes in Boise 83703

Assigned schools

Explore the area

See this home in context

Open 4120 N Sandcastle Pl on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map