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Single Family ResidenceResidential
$345,685$173 / 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 91How 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 $230,000 on Aug 2, 2007

20 GEROLD LN

BELLEVILLE, IL 62223
4
Baths
2,000 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.
0.62 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$346K
$314K low$377K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$230,000 · Aug 2, 2007

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,600 (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.$109,643 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$21,390
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$88,253
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$105,055
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$328,929

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.37
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.
83
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
74
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
8
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
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1990
Lot (acres)The size of the land the home sits on, from county records.0.62
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.Garage, Attached
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 · 480 ft²Patio · 480 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.

E
Signal Hill Elementary SchoolC
Elementary · Grades PK–8 · 0.5 mi

District: Signal Hill School District 181

Neighborhood · ZIP 62223These 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.104
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 100.161

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
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.16,698
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.660 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$77,975
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,011
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

20 Gerold Ln 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 90% of homes in Belleville 62223
  • Costs more per square foot than 73% of homes in Belleville 62223
  • Bigger than 91% of homes in Belleville 62223
  • Has a bigger lot than 84% of homes in St. Clair County
  • Newer than 81% of homes in Belleville 62223

What homes are worth in Belleville 62223

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

This home
$61K$505K

This home is worth more than 90% of homes in Belleville 62223.

How it measures up in Belleville 62223

The dot is this home. The mark in the middle is the typical home in Belleville 62223.

Estimated value$345,685
CheaperTypical $171,834Pricier

Pricier than 90% of homes nearby

Price per ft²$173
CheaperTypical $137Pricier

Pricier than 73% of homes nearby

Living area2,000 ft²
SmallerTypical 1,248 ft²Bigger

Bigger than 91% of homes nearby

Lot size0.62 ac
SmallerTypical 0.3 acBigger

Bigger than 80% of homes nearby

Year built1979
OlderTypical 1959Newer

Newer than 81% of homes nearby

How 20 Gerold Ln ranks against every home in each area.
MeasureThis homeBelleville 62223St. Clair County
Estimated valuepricier than$345,68590% of homes81% of homes
Price per ft²pricier than$17373% of homes61% of homes
Living areabigger than2,000 ft²91% of homes90% of homes
Lot sizebigger than0.62 ac80% of homes84% of homes
Year builtnewer than197981% of homes62% of homes

About 20 Gerold Ln

How much is 20 Gerold Ln, Belleville, IL worth?

The TopHap Estimate for 20 Gerold Ln, Belleville, IL is $345,685 as of Sep 24, 2026. The likely range is $314,298 to $377,072. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Gerold Ln, Belleville, IL last sell?

20 Gerold Ln, Belleville, IL last sold on Aug 2, 2007 for $230,000, according to the county's recorded deed.

How big is 20 Gerold Ln, Belleville, IL?

20 Gerold Ln, Belleville, IL has 4 bathrooms, 2,000 square feet of living space and a 0.62-acre lot.

When was 20 Gerold Ln, Belleville, IL built?

20 Gerold Ln, Belleville, IL was built in 1979, making it 47 years old. The building has 2 stories.

What schools serve 20 Gerold Ln, Belleville, IL?

20 Gerold Ln, Belleville, IL is assigned to Signal Hill Elementary School (elementary), rated C. All sit in Signal Hill School District 181. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Gerold Ln, Belleville, IL compare to other homes in Belleville 62223?

Among the 6,684 homes in Belleville 62223, it is worth more than 90% of them ($345,685 against a typical $171,834), its price per square foot is higher than 73% of them ($173 against a typical $137), it is bigger than 91% of them (2,000 ft² against a typical 1,248 ft²), its lot is bigger than 80% of them (0.62 ac against a typical 0.3 ac) and it is newer than 81% of them (1979 against a typical 1959). Measured against all of St. Clair County, it is worth more than 81% 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 20 Gerold Ln, Belleville, IL?

The 2025 property tax bill for 20 Gerold Ln, Belleville, IL was $8,600. The county assessed it at $109,643.

More homes on Gerold Ln

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