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Single Family ResidenceResidential
$214,494$84 / 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 88How 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 $175,560 on Feb 27, 2023

419 PROSPECT ST

ONAGA, KS 66521
4
Beds
2.5
Baths
2,552 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1915
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$214K
$189K low$240K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$175,560 · Feb 27, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,212 (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.$19,026 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$677
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$18,349
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$18,025
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$165,450

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyPOTTAWATOMIE
Lot (acres)The size of the land the home sits on, from county records.0.21
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
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.DeckPatio · 216 ft²Porch · 55 ft²

Transaction History(1)

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
Onaga Elementary SchoolB-
Elementary · Grades PK–5 · 0.1 mi
H
Onaga Senior High SchoolB
High · Grades 9–12 · 0.1 mi
M
Onaga Middle SchoolA-
Middle · Grades 6–8 · 0.1 mi

District: Onaga-Havensville-Wheaton Unified School District 322

Neighborhood · ZIP 66521These 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.166
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.52

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.88%
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.6.3%
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.1,925
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$67,814
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$82,947
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.35 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

419 Prospect 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.

  • Worth less than 82% of homes in Pottawatomie County
  • Among the lowest price per square foot in Pottawatomie County
  • Bigger than 95% of homes in Onaga 66521
  • Has a smaller lot than 89% of homes in Onaga 66521
  • Older than 87% of homes in Pottawatomie County

What homes are worth in Onaga 66521

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

This home
$91K$600K

This home is worth more than 50% of homes in Onaga 66521.

How it measures up in Onaga 66521

The dot is this home. The mark in the middle is the typical home in Onaga 66521.

Estimated value$214,494
CheaperTypical $214,494Pricier

Pricier than 50% of homes nearby

Price per ft²$84
CheaperTypical $148Pricier

Pricier than 8% of homes nearby

Living area2,552 ft²
SmallerTypical 1,465 ft²Bigger

Bigger than 95% of homes nearby

Lot size0.21 ac
SmallerTypical 1.02 acBigger

Bigger than 11% of homes nearby

Year built1915
OlderTypical 1930Newer

Newer than 37% of homes nearby

How 419 Prospect St ranks against every home in each area.
MeasureThis homeOnaga 66521Pottawatomie County
Estimated valuepricier than$214,49450% of homes18% of homes
Price per ft²pricier than$848% of homesalmost no homes
Living areabigger than2,552 ft²95% of homes94% of homes
Lot sizebigger than0.21 ac11% of homes16% of homes
Year builtnewer than191537% of homes13% of homes

About 419 Prospect St

How much is 419 Prospect St, Onaga, KS worth?

The TopHap Estimate for 419 Prospect St, Onaga, KS is $214,494 as of Sep 24, 2026. The likely range is $188,957 to $240,031. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 419 Prospect St, Onaga, KS last sell?

419 Prospect St, Onaga, KS last sold on Feb 27, 2023 for $175,560, according to the county's recorded deed.

How big is 419 Prospect St, Onaga, KS?

419 Prospect St, Onaga, KS has 4 bedrooms, 2.5 bathrooms, 2,552 square feet of living space and a 0.21-acre lot.

When was 419 Prospect St, Onaga, KS built?

419 Prospect St, Onaga, KS was built in 1915, making it 111 years old. The building has 2 stories.

What schools serve 419 Prospect St, Onaga, KS?

419 Prospect St, Onaga, KS is assigned to Onaga Elementary School (elementary), rated B-; Onaga Senior High School (high), rated B; Onaga Middle School (middle), rated A-. All sit in Onaga-Havensville-Wheaton Unified School District 322. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 419 Prospect St, Onaga, KS compare to other homes in Onaga 66521?

Among the 693 homes in Onaga 66521, it is worth more than 50% of them ($214,494 against a typical $214,494), its price per square foot is higher than 8% of them ($84 against a typical $148), it is bigger than 95% of them (2,552 ft² against a typical 1,465 ft²), its lot is bigger than 11% of them (0.21 ac against a typical 1.02 ac) and it is newer than 37% of them (1915 against a typical 1930). Measured against all of Pottawatomie County, it is worth more than 18% 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 419 Prospect St, Onaga, KS?

The 2025 property tax bill for 419 Prospect St, Onaga, KS was $2,212. The county assessed it at $19,026.

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