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Single Family ResidenceResidential
$373,219$316 / 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 97How 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 $372,000 on Aug 17, 2026

509 17TH AVE E

OSKALOOSA, IA 52577
2
Beds
2
Baths
1,180 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
2024
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$373K
$361K low$386K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$372,000 · Aug 17, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10 (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.$175,370 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$33,280
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$142,090
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$175,370

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.32
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
25
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
71
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
57
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
6
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
CountyMAHASKA
Lot (acres)The size of the land the home sits on, from county records.0.25
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.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 50 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.

M
Oskaloosa Middle SchoolC-
Middle · Grades 6–8 · 2.0 mi
H
Oskaloosa High SchoolC-
High · Grades 9–12 · 2.0 mi
E
Oskaloosa Elementary SchoolC-
Elementary · Grades KG–5 · 2.3 mi

District: Oskaloosa Community School District

Neighborhood · ZIP 52577These 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.130
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.20

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.14,938
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.92 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$62,724
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$77,233
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.36 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

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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 17th Ave E 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 92% of homes in Oskaloosa 52577
  • Among the highest price per square foot in Oskaloosa 52577
  • Smaller than 68% of homes in Mahaska County
  • Among the newest homes in Oskaloosa 52577

What homes are worth in Oskaloosa 52577

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

This home
$39K$502K

This home is worth more than 92% of homes in Oskaloosa 52577.

How it measures up in Oskaloosa 52577

The dot is this home. The mark in the middle is the typical home in Oskaloosa 52577.

Estimated value$373,219
CheaperTypical $166,081Pricier

Pricier than 92% of homes nearby

Price per ft²$316
CheaperTypical $119Pricier

Pricier than almost all homes nearby

Living area1,180 ft²
SmallerTypical 1,385 ft²Bigger

Bigger than 34% of homes nearby

Lot size0.25 ac
SmallerTypical 0.24 acBigger

Bigger than 50% of homes nearby

Year built2024
OlderTypical 1955Newer

Newer than almost all homes nearby

How 509 17th Ave E ranks against every home in each area.
MeasureThis homeOskaloosa 52577Mahaska County
Estimated valuepricier than$373,21992% of homes92% of homes
Price per ft²pricier than$316almost all homes98% of homes
Living areabigger than1,180 ft²34% of homes32% of homes
Lot sizebigger than0.25 ac50% of homes40% of homes
Year builtnewer than2024almost all homesalmost all homes

About 509 17th Ave E

How much is 509 17th Ave E, Oskaloosa, IA worth?

The TopHap Estimate for 509 17th Ave E, Oskaloosa, IA is $373,219 as of Sep 24, 2026. The likely range is $360,582 to $385,856. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 17th Ave E, Oskaloosa, IA last sell?

509 17th Ave E, Oskaloosa, IA last sold on Aug 17, 2026 for $372,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 509 17th Ave E, Oskaloosa, IA?

509 17th Ave E, Oskaloosa, IA has 2 bedrooms, 2 bathrooms, 1,180 square feet of living space and a 0.25-acre lot.

When was 509 17th Ave E, Oskaloosa, IA built?

509 17th Ave E, Oskaloosa, IA was built in 2024, making it 2 years old. The building has 1 story.

What schools serve 509 17th Ave E, Oskaloosa, IA?

509 17th Ave E, Oskaloosa, IA is assigned to Oskaloosa Middle School (middle), rated C-; Oskaloosa High School (high), rated C-; Oskaloosa Elementary School (elementary), rated C-. All sit in Oskaloosa Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 17th Ave E, Oskaloosa, IA compare to other homes in Oskaloosa 52577?

Among the 5,592 homes in Oskaloosa 52577, it is worth more than 92% of them ($373,219 against a typical $166,081), its price per square foot is higher than almost all of them ($316 against a typical $119), it is bigger than 34% of them (1,180 ft² against a typical 1,385 ft²), its lot is bigger than 50% of them (0.25 ac against a typical 0.24 ac) and it is newer than almost all of them (2024 against a typical 1955). Measured against all of Mahaska County, it is worth more than 92% 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 17th Ave E, Oskaloosa, IA?

The 2025 property tax bill for 509 17th Ave E, Oskaloosa, IA was $10. The county assessed it at $175,370.

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