Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$308,685$130 / 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 70How 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

3128 SIMON ST

IDAHO FALLS, ID 83402
6
Beds
3
Baths
2,371 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.
2018
Year BuiltThe year the home was originally built, according to county records.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$309K
$217K low$401K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,475 (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.$502,526 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$82,093
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$420,433
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$502,526
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$502,526

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.0.23
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Package
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

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
Westside Elementary SchoolA-
Elementary · Grades KG–6 · 1.6 mi
M
Eagle Rock Middle SchoolC
Middle · Grades 7–8 · 1.6 mi
H
Skyline High SchoolD
High · Grades 9–12 · 1.9 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%

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

3128 Simon 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.

  • Costs less per square foot than 69% of homes in Bonneville County
  • Bigger than 69% of homes in Idaho Falls 83402
  • Newer than 91% of homes in Idaho Falls 83402

What homes are worth in Idaho Falls 83402

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

This home
$122K$688K

This home is worth more than 52% of homes in Idaho Falls 83402.

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.

Estimated value$308,685
CheaperTypical $300,043Pricier

Pricier than 52% of homes nearby

Price per ft²$130
CheaperTypical $153Pricier

Pricier than 32% of homes nearby

Living area2,371 ft²
SmallerTypical 1,866 ft²Bigger

Bigger than 69% of homes nearby

Lot size0.23 ac
SmallerTypical 0.21 acBigger

Bigger than 57% of homes nearby

Year built2018
OlderTypical 1977Newer

Newer than 91% of homes nearby

How 3128 Simon St ranks against every home in each area.
MeasureThis homeIdaho Falls 83402Bonneville County
Estimated valuepricier than$308,68552% of homes44% of homes
Price per ft²pricier than$13032% of homes31% of homes
Living areabigger than2,371 ft²69% of homes59% of homes
Lot sizebigger than0.23 ac57% of homes41% of homes
Year builtnewer than201891% of homes90% of homes

About 3128 Simon St

How much is 3128 Simon St, Idaho Falls, ID worth?

The TopHap Estimate for 3128 Simon St, Idaho Falls, ID is $308,685 as of Aug 30, 2026. The likely range is $216,534 to $400,836. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3128 Simon St, Idaho Falls, ID last sell?

3128 Simon St, Idaho Falls, ID last sold on Mar 16, 2022, according to the county's recorded deed.

How big is 3128 Simon St, Idaho Falls, ID?

3128 Simon St, Idaho Falls, ID has 6 bedrooms, 3 bathrooms, 2,371 square feet of living space and a 0.23-acre lot.

When was 3128 Simon St, Idaho Falls, ID built?

3128 Simon St, Idaho Falls, ID was built in 2018, making it 8 years old.

What schools serve 3128 Simon St, Idaho Falls, ID?

3128 Simon St, Idaho Falls, ID is assigned to Westside Elementary School (elementary), rated A-; Eagle Rock Middle School (middle), rated C; Skyline High School (high), rated D. All sit in Idaho Falls School District 91. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3128 Simon St, Idaho Falls, ID compare to other homes in Idaho Falls 83402?

Among the 9,681 homes in Idaho Falls 83402, it is worth more than 52% of them ($308,685 against a typical $300,043), its price per square foot is higher than 32% of them ($130 against a typical $153), it is bigger than 69% of them (2,371 ft² against a typical 1,866 ft²), its lot is bigger than 57% of them (0.23 ac against a typical 0.21 ac) and it is newer than 91% of them (2018 against a typical 1977). Measured against all of Bonneville County, it is worth more than 44% 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 3128 Simon St, Idaho Falls, ID?

The 2025 property tax bill for 3128 Simon St, Idaho Falls, ID was $2,475. The county assessed it at $502,526.

More homes on Simon St

Closest homes

More homes in Idaho Falls 83402

Assigned schools

Explore the area

See this home in context

Open 3128 Simon St 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