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Single Family ResidenceResidential

538 W 21ST ST

IDAHO FALLS, ID 83402
4
Beds
1
Baths
1,228 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
6
ParkingThe number of parking spaces on the property, including the garage.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,720 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$332,471 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,448
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$327,023
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$313,405
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$332,471

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBONNEVILLE
Lot (acres)The size of the land the home sits on, from county records.0.21
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.None
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, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Hawthorne Elementary SchoolD
Elementary · Grades KG–6 · 0.6 mi
H
Skyline High SchoolC
High · Grades 9–12 · 1.3 mi
M
Eagle Rock Middle SchoolC+
Middle · Grades 7–8 · 1.6 mi

District: Idaho Falls School District 91

Neighborhood · ZIP 83402These 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.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.125

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.29,501
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.162 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,538
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,501
Average tempThe average temperature here across a full year.43°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%

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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

538 W 21st 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.

  • Smaller than 85% of homes in Bonneville County
  • Older than 83% of homes in Bonneville County

How it measures up in Idaho Falls 83402

The dot is this home. The mark in the middle is the typical home in Idaho Falls 83402.

Living area1,228 ft²
SmallerTypical 1,862 ft²Bigger

Bigger than 17% of homes nearby

Lot size0.22 ac
SmallerTypical 0.21 acBigger

Bigger than 51% of homes nearby

Year built1956
OlderTypical 1977Newer

Newer than 25% of homes nearby

How 538 W 21st St ranks against every home in each area.
MeasureThis homeIdaho Falls 83402Bonneville County
Living areabigger than1,228 ft²17% of homes15% of homes
Lot sizebigger than0.22 ac51% of homes36% of homes
Year builtnewer than195625% of homes17% of homes

About 538 W 21st St

When did 538 W 21st St, Idaho Falls, ID last sell?

538 W 21st St, Idaho Falls, ID last sold on Oct 18, 2019, according to the county's recorded deed.

How big is 538 W 21st St, Idaho Falls, ID?

538 W 21st St, Idaho Falls, ID has 4 bedrooms, 1 bathrooms, 1,228 square feet of living space and a 0.21-acre lot.

When was 538 W 21st St, Idaho Falls, ID built?

538 W 21st St, Idaho Falls, ID was built in 1956, making it 70 years old. The building has 1 story.

What schools serve 538 W 21st St, Idaho Falls, ID?

538 W 21st St, Idaho Falls, ID is assigned to Hawthorne Elementary School (elementary), rated D; Skyline High School (high), rated C; Eagle Rock Middle School (middle), rated C+. All sit in Idaho Falls School District 91. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 538 W 21st St, Idaho Falls, ID compare to other homes in Idaho Falls 83402?

Among the 9,901 homes in Idaho Falls 83402, it is bigger than 17% of them (1,228 ft² against a typical 1,862 ft²), its lot is bigger than 51% of them (0.22 ac against a typical 0.21 ac) and it is newer than 25% of them (1956 against a typical 1977). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 538 W 21st St, Idaho Falls, ID?

The 2026 property tax bill for 538 W 21st St, Idaho Falls, ID was $2,720. The county assessed it at $332,471.

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