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Single Family ResidenceResidential
$131,460$74 / 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 86How 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

509 N MAIN

GAS, KS 66742
3
Beds
2
Baths
1,782 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.
0.57 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$131K
$113K low$150K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,680 (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.$10,188 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$803
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$9,385
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$9,703
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$88,590

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.40
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
45
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
80
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
65
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
13
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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
CountyALLEN
Lot (acres)The size of the land the home sits on, from county records.0.57
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
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 · 63 ft²Shed · 200 ft²Patio · 371 ft²

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.

M
Iola Middle SchoolD
Middle · Grades 6–8 · 3.1 mi
H
Iola Sr High SchoolD
High · Grades 9–12 · 3.2 mi

District: Iola Unified School District 257

Neighborhood · ZIP 66742These 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.82
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.8%
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.1
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.79 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,367
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$84,131
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.42 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.65%

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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 N Main 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 80% of homes in Gas 66742
  • Bigger than 83% of homes in Gas 66742
  • Newer than 89% of homes in Gas 66742

What homes are worth in Gas 66742

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

This home
$67K$321K

This home is worth more than 59% of homes in Gas 66742.

How it measures up in Gas 66742

The dot is this home. The mark in the middle is the typical home in Gas 66742.

Estimated value$131,460
CheaperTypical $117,919Pricier

Pricier than 59% of homes nearby

Price per ft²$74
CheaperTypical $84Pricier

Pricier than 20% of homes nearby

Living area1,782 ft²
SmallerTypical 1,344 ft²Bigger

Bigger than 83% of homes nearby

Lot size0.57 ac
SmallerTypical 0.46 acBigger

Bigger than 57% of homes nearby

Year built1999
OlderTypical 1970Newer

Newer than 89% of homes nearby

How 509 N Main ranks against every home in each area.
MeasureThis homeGas 66742Allen County
Estimated valuepricier than$131,46059% of homes55% of homes
Price per ft²pricier than$7420% of homes35% of homes
Living areabigger than1,782 ft²83% of homes75% of homes
Lot sizebigger than0.57 ac57% of homes62% of homes
Year builtnewer than199989% of homes87% of homes

About 509 N Main

How much is 509 N Main, Gas, KS worth?

The TopHap Estimate for 509 N Main, Gas, KS is $131,460 as of Sep 24, 2026. The likely range is $112,646 to $150,274. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 N Main, Gas, KS last sell?

509 N Main, Gas, KS last sold on Sep 6, 2012, according to the county's recorded deed.

How big is 509 N Main, Gas, KS?

509 N Main, Gas, KS has 3 bedrooms, 2 bathrooms, 1,782 square feet of living space and a 0.57-acre lot.

When was 509 N Main, Gas, KS built?

509 N Main, Gas, KS was built in 1999, making it 27 years old. The building has 1 story.

What schools serve 509 N Main, Gas, KS?

509 N Main, Gas, KS is assigned to Iola Middle School (middle), rated D; Iola Sr High School (high), rated D. All sit in Iola Unified School District 257. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 N Main, Gas, KS compare to other homes in Gas 66742?

Among the 156 homes in Gas 66742, it is worth more than 59% of them ($131,460 against a typical $117,919), its price per square foot is higher than 20% of them ($74 against a typical $84), it is bigger than 83% of them (1,782 ft² against a typical 1,344 ft²), its lot is bigger than 57% of them (0.57 ac against a typical 0.46 ac) and it is newer than 89% of them (1999 against a typical 1970). Measured against all of Allen County, it is worth more than 55% 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 N Main, Gas, KS?

The 2025 property tax bill for 509 N Main, Gas, KS was $1,680. The county assessed it at $10,188.

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