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Single Family ResidenceResidential
$377,039$314 / 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 Aug 30, 2026
Last sold for $355,000 on Jun 10, 2025

3540 ADLER CT

BELLEVILLE, IL 62221
4
Baths
1,200 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
2004
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$377K
$346K low$408K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$355,000 · Jun 10, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,959 (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.$94,207 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$18,904
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$75,303
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$86,643
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$282,621

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.39
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
21
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
82
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
68
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.

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.0.28
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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.Deck · 192 ft²Patio · 100 ft²Porch · 96 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
Shiloh Elementary SchoolA-
Elementary · Grades PK–3 · 1.2 mi
M
Shiloh Middle SchoolA-
Middle · Grades 4–8 · 1.3 mi
H
O'Fallon Township High SchoolB-
High · Grades 9–12 · 2.7 mi

District: Shiloh Village School District 85

Neighborhood · ZIP 62221These 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.86
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 100.163

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.6%
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.30,133
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.851 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,289
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,239
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.40 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

3540 Adler Ct 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 86% of homes in St. Clair County
  • Costs more per square foot than 92% of homes in St. Clair County
  • Newer than 88% of homes in St. Clair County

What homes are worth in Belleville 62221

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

This home
$77K$552K

This home is worth more than 83% of homes in Belleville 62221.

How it measures up in Belleville 62221

The dot is this home. The mark in the middle is the typical home in Belleville 62221.

Estimated value$377,039
CheaperTypical $244,052Pricier

Pricier than 83% of homes nearby

Price per ft²$314
CheaperTypical $171Pricier

Pricier than 91% of homes nearby

Living area1,200 ft²
SmallerTypical 1,330 ft²Bigger

Bigger than 41% of homes nearby

Lot size0.28 ac
SmallerTypical 0.25 acBigger

Bigger than 61% of homes nearby

Year built2004
OlderTypical 1987Newer

Newer than 82% of homes nearby

How 3540 Adler Ct ranks against every home in each area.
MeasureThis homeBelleville 62221St. Clair County
Estimated valuepricier than$377,03983% of homes86% of homes
Price per ft²pricier than$31491% of homes92% of homes
Living areabigger than1,200 ft²41% of homes52% of homes
Lot sizebigger than0.28 ac61% of homes59% of homes
Year builtnewer than200482% of homes88% of homes

About 3540 Adler Ct

How much is 3540 Adler Ct, Belleville, IL worth?

The TopHap Estimate for 3540 Adler Ct, Belleville, IL is $377,039 as of Aug 30, 2026. The likely range is $345,628 to $408,450. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3540 Adler Ct, Belleville, IL last sell?

3540 Adler Ct, Belleville, IL last sold on Jun 10, 2025 for $355,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 3540 Adler Ct, Belleville, IL?

3540 Adler Ct, Belleville, IL has 4 bathrooms, 1,200 square feet of living space and a 0.28-acre lot.

When was 3540 Adler Ct, Belleville, IL built?

3540 Adler Ct, Belleville, IL was built in 2004, making it 22 years old. The building has 2 stories.

What schools serve 3540 Adler Ct, Belleville, IL?

3540 Adler Ct, Belleville, IL is assigned to Shiloh Elementary School (elementary), rated A-; Shiloh Middle School (middle), rated A-; O'Fallon Township High School (high), rated B-. All sit in Shiloh Village School District 85. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3540 Adler Ct, Belleville, IL compare to other homes in Belleville 62221?

Among the 10,168 homes in Belleville 62221, it is worth more than 83% of them ($377,039 against a typical $244,052), its price per square foot is higher than 91% of them ($314 against a typical $171), it is bigger than 41% of them (1,200 ft² against a typical 1,330 ft²), its lot is bigger than 61% of them (0.28 ac against a typical 0.25 ac) and it is newer than 82% of them (2004 against a typical 1987). Measured against all of St. Clair County, it is worth more than 86% 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 3540 Adler Ct, Belleville, IL?

The 2025 property tax bill for 3540 Adler Ct, Belleville, IL was $6,959. The county assessed it at $94,207.

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