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Single Family ResidenceResidential
$630,122$177 / 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 90How 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 $711,550 on Apr 15, 2025

1786 CASTELLI DR

AMMON, ID 83401
5
Beds
1
Baths
3,561 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.
0.4 ac
Lot SizeThe size of the land the home sits on, from county records.
2006
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$630K
$566K low$694K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$711,550 · Apr 15, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,749 (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.$562,659 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$94,539
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$468,120
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$639,388
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$562,659

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.0.40
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.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
Rimrock Elementary SchoolA
Elementary · Grades KG–6 · 0.3 mi
M
Black Canyon Middle SchoolC+
Middle · Grades 7–8 · 1.2 mi
H
Thunder Ridge High SchoolB-
High · Grades 9–12 · 1.2 mi

District: Bonneville Joint School District 93

Neighborhood · ZIP 83401These 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.81
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.129

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.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.54,367
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.273 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,220
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,243
Average tempThe average temperature here across a full year.42°F
Annual precipHow much rain and melted snow falls here in a typical year.17 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

1786 Castelli 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 93% of homes in Idaho Falls 83401
  • Bigger than 90% of homes in Idaho Falls 83401
  • Has a bigger lot than 72% of homes in Bonneville County
  • Newer than 74% of homes in Bonneville County

What homes are worth in Idaho Falls 83401

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

This home
$139K$801K

This home is worth more than 93% of homes in Idaho Falls 83401.

How it measures up in Idaho Falls 83401

The dot is this home. The mark in the middle is the typical home in Idaho Falls 83401.

Estimated value$630,122
CheaperTypical $364,312Pricier

Pricier than 93% of homes nearby

Price per ft²$177
CheaperTypical $176Pricier

Pricier than 51% of homes nearby

Living area3,561 ft²
SmallerTypical 1,976 ft²Bigger

Bigger than 90% of homes nearby

Lot size0.4 ac
SmallerTypical 0.28 acBigger

Bigger than 70% of homes nearby

Year built2006
OlderTypical 1994Newer

Newer than 69% of homes nearby

How 1786 Castelli Dr ranks against every home in each area.
MeasureThis homeIdaho Falls 83401Bonneville County
Estimated valuepricier than$630,12293% of homes90% of homes
Price per ft²pricier than$17751% of homes50% of homes
Living areabigger than3,561 ft²90% of homes88% of homes
Lot sizebigger than0.4 ac70% of homes72% of homes
Year builtnewer than200669% of homes74% of homes

About 1786 Castelli Dr

How much is 1786 Castelli Dr, Ammon, ID worth?

The TopHap Estimate for 1786 Castelli Dr, Ammon, ID is $630,122 as of Sep 24, 2026. The likely range is $565,937 to $694,307. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1786 Castelli Dr, Ammon, ID last sell?

1786 Castelli Dr, Ammon, ID last sold on Apr 15, 2025 for $711,550, according to the county's recorded deed.

How big is 1786 Castelli Dr, Ammon, ID?

1786 Castelli Dr, Ammon, ID has 5 bedrooms, 1 bathrooms, 3,561 square feet of living space and a 0.40-acre lot.

When was 1786 Castelli Dr, Ammon, ID built?

1786 Castelli Dr, Ammon, ID was built in 2006, making it 20 years old.

What schools serve 1786 Castelli Dr, Ammon, ID?

1786 Castelli Dr, Ammon, ID is assigned to Rimrock Elementary School (elementary), rated A; Black Canyon Middle School (middle), rated C+; Thunder Ridge High School (high), rated B-. All sit in Bonneville Joint School District 93. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1786 Castelli Dr, Ammon, ID compare to other homes in Idaho Falls 83401?

Among the 15,649 homes in Idaho Falls 83401, it is worth more than 93% of them ($630,122 against a typical $364,312), its price per square foot is higher than 51% of them ($177 against a typical $176), it is bigger than 90% of them (3,561 ft² against a typical 1,976 ft²), its lot is bigger than 70% of them (0.4 ac against a typical 0.28 ac) and it is newer than 69% of them (2006 against a typical 1994). Measured against all of Bonneville County, it is worth more than 90% 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 1786 Castelli Dr, Ammon, ID?

The 2026 property tax bill for 1786 Castelli Dr, Ammon, ID was $2,749. The county assessed it at $562,659.

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