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Single Family ResidenceResidential
$354,227$372 / 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 $335,000 on Jun 2, 2025

904 MAYFAIR DR

BELLEVILLE, IL 62221
4
Baths
952 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.
1996
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$354K
$326K low$383K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$335,000 · Jun 2, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,692 (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.$101,068 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$16,247
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$84,821
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$91,159
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$303,204

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.35
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
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.0.25
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
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 · 320 ft²Patio · 320 ft²Porch · 168 ft²

Transaction History(2)

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
Whiteside Middle SchoolC
Middle · Grades 5–8 · 0.5 mi
E
Whiteside Elementary SchoolC-
Elementary · Grades PK–4 · 1.1 mi

District: Whiteside School District 115

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

904 Mayfair Dr 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 83% of homes in St. Clair County
  • Costs more per square foot than 97% of homes in St. Clair County
  • Smaller than 81% of homes in Belleville 62221
  • Newer than 78% 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
$78K$554K

This home is worth more than 80% 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$354,227
CheaperTypical $243,584Pricier

Pricier than 80% of homes nearby

Price per ft²$372
CheaperTypical $171Pricier

Pricier than 96% of homes nearby

Living area952 ft²
SmallerTypical 1,318 ft²Bigger

Bigger than 19% of homes nearby

Lot size0.25 ac
SmallerTypical 0.25 acBigger

Bigger than 53% of homes nearby

Year built1996
OlderTypical 1987Newer

Newer than 65% of homes nearby

How 904 Mayfair Dr ranks against every home in each area.
MeasureThis homeBelleville 62221St. Clair County
Estimated valuepricier than$354,22780% of homes83% of homes
Price per ft²pricier than$37296% of homes97% of homes
Living areabigger than952 ft²19% of homes26% of homes
Lot sizebigger than0.25 ac53% of homes53% of homes
Year builtnewer than199665% of homes78% of homes

About 904 Mayfair Dr

How much is 904 Mayfair Dr, Belleville, IL worth?

The TopHap Estimate for 904 Mayfair Dr, Belleville, IL is $354,227 as of Aug 30, 2026. The likely range is $325,885 to $382,569. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 904 Mayfair Dr, Belleville, IL last sell?

904 Mayfair Dr, Belleville, IL last sold on Jun 2, 2025 for $335,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 904 Mayfair Dr, Belleville, IL?

904 Mayfair Dr, Belleville, IL has 4 bathrooms, 952 square feet of living space and a 0.25-acre lot.

When was 904 Mayfair Dr, Belleville, IL built?

904 Mayfair Dr, Belleville, IL was built in 1996, making it 30 years old. The building has 2 stories.

What schools serve 904 Mayfair Dr, Belleville, IL?

904 Mayfair Dr, Belleville, IL is assigned to Whiteside Middle School (middle), rated C; Whiteside Elementary School (elementary), rated C-. All sit in Whiteside School District 115. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 904 Mayfair Dr, Belleville, IL compare to other homes in Belleville 62221?

Among the 10,168 homes in Belleville 62221, it is worth more than 80% of them ($354,227 against a typical $243,584), its price per square foot is higher than 96% of them ($372 against a typical $171), it is bigger than 19% of them (952 ft² against a typical 1,318 ft²), its lot is bigger than 53% of them (0.25 ac against a typical 0.25 ac) and it is newer than 65% of them (1996 against a typical 1987). Measured against all of St. Clair County, it is worth more than 83% 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 904 Mayfair Dr, Belleville, IL?

The 2025 property tax bill for 904 Mayfair Dr, Belleville, IL was $6,692. The county assessed it at $101,068.

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