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Single Family ResidenceResidential
$226,565$115 / 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 $180,000 on Sep 6, 2023

509 W 15TH ST

CARROLL, IA 51401
4
Beds
1.5
Baths
1,976 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$227K
$201K low$252K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$180,000 · Sep 6, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,372 (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.$204,070 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$21,390
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$182,680
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$204,070
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$204,070

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCARROLL
Lot (acres)The size of the land the home sits on, from county records.0.20
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
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.Porch · 252 ft²

Transaction History(5)

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
Fairview Elementary School
Elementary · Grades PK–2 · 0.7 mi
H
Carroll High SchoolB
High · Grades 9–12 · 1.3 mi
M
Carroll Middle SchoolB-
Middle · Grades 5–8 · 1.5 mi

District: Carroll Community School District

Neighborhood · ZIP 51401These 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.112
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.16

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.6%
PopulationHow many people live in this area.12,365
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.72 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$70,490
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$87,497
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.33 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

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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

509 W 15th 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 75% of homes in Carroll 51401
  • Bigger than 79% of homes in Carroll 51401

What homes are worth in Carroll 51401

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

This home
$67K$741K

This home is worth more than 52% of homes in Carroll 51401.

How it measures up in Carroll 51401

The dot is this home. The mark in the middle is the typical home in Carroll 51401.

Estimated value$226,565
CheaperTypical $218,203Pricier

Pricier than 52% of homes nearby

Price per ft²$115
CheaperTypical $159Pricier

Pricier than 25% of homes nearby

Living area1,976 ft²
SmallerTypical 1,436 ft²Bigger

Bigger than 79% of homes nearby

Lot size0.2 ac
SmallerTypical 0.2 acBigger

Bigger than 57% of homes nearby

Year built1960
OlderTypical 1965Newer

Newer than 43% of homes nearby

How 509 W 15th St ranks against every home in each area.
MeasureThis homeCarroll 51401Carroll County
Estimated valuepricier than$226,56552% of homes60% of homes
Price per ft²pricier than$11525% of homes36% of homes
Living areabigger than1,976 ft²79% of homes79% of homes
Lot sizebigger than0.2 ac57% of homes50% of homes
Year builtnewer than196043% of homes52% of homes

About 509 W 15th St

How much is 509 W 15th St, Carroll, IA worth?

The TopHap Estimate for 509 W 15th St, Carroll, IA is $226,565 as of Aug 30, 2026. The likely range is $201,173 to $251,957. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 W 15th St, Carroll, IA last sell?

509 W 15th St, Carroll, IA last sold on Sep 6, 2023 for $180,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 509 W 15th St, Carroll, IA?

509 W 15th St, Carroll, IA has 4 bedrooms, 1.5 bathrooms, 1,976 square feet of living space and a 0.20-acre lot.

When was 509 W 15th St, Carroll, IA built?

509 W 15th St, Carroll, IA was built in 1960, making it 66 years old. The building has 2 stories.

What schools serve 509 W 15th St, Carroll, IA?

509 W 15th St, Carroll, IA is assigned to Fairview Elementary School (elementary); Carroll High School (high), rated B; Carroll Middle School (middle), rated B-. All sit in Carroll Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 W 15th St, Carroll, IA compare to other homes in Carroll 51401?

Among the 4,685 homes in Carroll 51401, it is worth more than 52% of them ($226,565 against a typical $218,203), its price per square foot is higher than 25% of them ($115 against a typical $159), it is bigger than 79% of them (1,976 ft² against a typical 1,436 ft²), its lot is bigger than 57% of them (0.2 ac against a typical 0.2 ac) and it is newer than 43% of them (1960 against a typical 1965). Measured against all of Carroll County, it is worth more than 60% 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 509 W 15th St, Carroll, IA?

The 2025 property tax bill for 509 W 15th St, Carroll, IA was $2,372. The county assessed it at $204,070.

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