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Single Family ResidenceResidential
$775,000$296 / 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 Oct 21, 2026
Last sold for $451,300 on Dec 26, 2019

1640 N US 421

WHITESTOWN, IN 46075
2
Beds
2
Baths
2,620 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.
4.01 ac
Lot SizeThe size of the land the home sits on, from county records.
1901
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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$775K
$695K low$855K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$451,300 · Dec 26, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,622 (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.$644,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$93,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$551,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$556,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$644,800

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBOONE
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1985
Lot (acres)The size of the land the home sits on, from county records.4.01
ConstructionThe main material the home's frame and walls are built from.Brick
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Raised (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 778 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
Union Elementary SchoolA+
Elementary · Grades PK–4 · 5.2 mi
M
Zionsville Middle SchoolA+
Middle · Grades 5–8 · 7.2 mi
H
Zionsville Community High School
High · Grades 9–12 · 7.2 mi

District: Zionsville Community Schools

Neighborhood · ZIP 46075These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.35

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.8,665
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.298 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$128,702
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$156,831
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.41 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.55%

Owner Tools

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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

1640 N Us 421 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.

  • Among the most valuable homes in Whitestown 46075
  • Costs more per square foot than 98% of homes in Whitestown 46075
  • Bigger than 72% of homes in Whitestown 46075
  • Has a bigger lot than 96% of homes in Whitestown 46075
  • Among the oldest homes in Whitestown 46075

What homes are worth in Whitestown 46075

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

This home
$239K$676K

This home is worth more than almost all homes in Whitestown 46075.

How it measures up in Whitestown 46075

The dot is this home. The mark in the middle is the typical home in Whitestown 46075.

Estimated value$775,000
CheaperTypical $372,018Pricier

Pricier than almost all homes nearby

Price per ft²$296
CheaperTypical $166Pricier

Pricier than 98% of homes nearby

Living area2,620 ft²
SmallerTypical 2,276 ft²Bigger

Bigger than 72% of homes nearby

Lot size4.01 ac
SmallerTypical 0.18 acBigger

Bigger than 96% of homes nearby

Year built1901
OlderTypical 2018Newer

Older than almost all homes nearby

How 1640 N Us 421 ranks against every home in each area.
MeasureThis homeWhitestown 46075Boone County
Estimated valuepricier than$775,000almost all homes83% of homes
Price per ft²pricier than$29698% of homes88% of homes
Living areabigger than2,620 ft²72% of homes65% of homes
Lot sizebigger than4.01 ac96% of homes91% of homes
Year builtnewer than1901almost no homes3% of homes

About 1640 N Us 421

How much is 1640 N Us 421, Whitestown, IN worth?

The TopHap Estimate for 1640 N Us 421, Whitestown, IN is $775,000 as of Oct 21, 2026. The likely range is $695,329 to $854,671. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1640 N Us 421, Whitestown, IN last sell?

1640 N Us 421, Whitestown, IN last sold on Dec 26, 2019 for $451,300, according to the county's recorded deed.

How big is 1640 N Us 421, Whitestown, IN?

1640 N Us 421, Whitestown, IN has 2 bedrooms, 2 bathrooms, 2,620 square feet of living space and a 4.01-acre lot.

When was 1640 N Us 421, Whitestown, IN built?

1640 N Us 421, Whitestown, IN was built in 1901, making it 125 years old. The building has 1 story.

What schools serve 1640 N Us 421, Whitestown, IN?

1640 N Us 421, Whitestown, IN is assigned to Union Elementary School (elementary), rated A+; Zionsville Middle School (middle), rated A+; Zionsville Community High School (high). All sit in Zionsville Community Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1640 N Us 421, Whitestown, IN compare to other homes in Whitestown 46075?

Among the 4,736 homes in Whitestown 46075, it is worth more than almost all of them ($775,000 against a typical $372,018), its price per square foot is higher than 98% of them ($296 against a typical $166), it is bigger than 72% of them (2,620 ft² against a typical 2,276 ft²), its lot is bigger than 96% of them (4.01 ac against a typical 0.18 ac) and it is newer than almost none of them (1901 against a typical 2018). Measured against all of Boone County, it is worth more than 83% 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 1640 N Us 421, Whitestown, IN?

The 2025 property tax bill for 1640 N Us 421, Whitestown, IN was $6,622. The county assessed it at $644,800.

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