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Single Family ResidenceResidential
$512,044$230 / 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 92How 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 $379,000 on Dec 14, 2007

9647 WINCHESTER ST

MASCOUTAH, IL 62258
4
Baths
2,222 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.
0.53 ac
Lot SizeThe size of the land the home sits on, from county records.
2007
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$512K
$471K low$553K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$379,000 · Dec 14, 2007

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,730 (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.$147,394 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$38,012
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$109,382
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$137,009
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$442,182

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.45
42
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
14
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
81
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
67
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
24
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyST. CLAIR
Lot (acres)The size of the land the home sits on, from county records.0.53
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
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.Mixed
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 · 578 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
Mascoutah Middle SchoolA-
Middle · Grades 6–8 · 0.5 mi
H
Mascoutah High SchoolA-
High · Grades 9–12 · 0.7 mi
E
Mascoutah Elementary SchoolA
Elementary · Grades PK–5 · 0.7 mi

District: Mascoutah Community Unit School District 19

Neighborhood · ZIP 62258These 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.60
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.171

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.10,389
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.134 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$94,499
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$116,031
Average tempThe average temperature here across a full year.56°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.59%

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

9647 Winchester 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 more than 96% of homes in Mascoutah 62258
  • Costs more per square foot than 80% of homes in St. Clair County
  • Bigger than 96% of homes in Mascoutah 62258
  • Has a bigger lot than 81% of homes in St. Clair County
  • Newer than 94% of homes in St. Clair County

What homes are worth in Mascoutah 62258

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

This home
$83K$584K

This home is worth more than 96% of homes in Mascoutah 62258.

How it measures up in Mascoutah 62258

The dot is this home. The mark in the middle is the typical home in Mascoutah 62258.

Estimated value$512,044
CheaperTypical $272,461Pricier

Pricier than 96% of homes nearby

Price per ft²$230
CheaperTypical $197Pricier

Pricier than 68% of homes nearby

Living area2,222 ft²
SmallerTypical 1,320 ft²Bigger

Bigger than 96% of homes nearby

Lot size0.53 ac
SmallerTypical 0.25 acBigger

Bigger than 79% of homes nearby

Year built2007
OlderTypical 1983Newer

Newer than 84% of homes nearby

How 9647 Winchester St ranks against every home in each area.
MeasureThis homeMascoutah 62258St. Clair County
Estimated valuepricier than$512,04496% of homes96% of homes
Price per ft²pricier than$23068% of homes80% of homes
Living areabigger than2,222 ft²96% of homes94% of homes
Lot sizebigger than0.53 ac79% of homes81% of homes
Year builtnewer than200784% of homes94% of homes

About 9647 Winchester St

How much is 9647 Winchester St, Mascoutah, IL worth?

The TopHap Estimate for 9647 Winchester St, Mascoutah, IL is $512,044 as of Sep 24, 2026. The likely range is $470,972 to $553,116. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9647 Winchester St, Mascoutah, IL last sell?

9647 Winchester St, Mascoutah, IL last sold on Dec 14, 2007 for $379,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 9647 Winchester St, Mascoutah, IL?

9647 Winchester St, Mascoutah, IL has 4 bathrooms, 2,222 square feet of living space and a 0.53-acre lot.

When was 9647 Winchester St, Mascoutah, IL built?

9647 Winchester St, Mascoutah, IL was built in 2007, making it 19 years old. The building has 1 story.

What schools serve 9647 Winchester St, Mascoutah, IL?

9647 Winchester St, Mascoutah, IL is assigned to Mascoutah Middle School (middle), rated A-; Mascoutah High School (high), rated A-; Mascoutah Elementary School (elementary), rated A. All sit in Mascoutah Community Unit School District 19. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9647 Winchester St, Mascoutah, IL compare to other homes in Mascoutah 62258?

Among the 4,016 homes in Mascoutah 62258, it is worth more than 96% of them ($512,044 against a typical $272,461), its price per square foot is higher than 68% of them ($230 against a typical $197), it is bigger than 96% of them (2,222 ft² against a typical 1,320 ft²), its lot is bigger than 79% of them (0.53 ac against a typical 0.25 ac) and it is newer than 84% of them (2007 against a typical 1983). Measured against all of St. Clair County, it is worth more than 96% 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 9647 Winchester St, Mascoutah, IL?

The 2025 property tax bill for 9647 Winchester St, Mascoutah, IL was $9,730. The county assessed it at $147,394.

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