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Single Family ResidenceResidential
$204,594$111 / 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

502 CALIFORNIA AVE

EAST ALTON, IL 62024
4
Beds
2
Baths
1,838 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$205K
$187K low$222K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,049 (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.$56,520 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$9,390
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$47,130
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$52,170
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$169,560

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.34
1
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.
83
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
71
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
4
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
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyMADISON
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.1962
Lot (acres)The size of the land the home sits on, from county records.0.34
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
HeatingThe type of heating system in the home.Yes
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

Transaction History(1)

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
Roxana Junior High SchoolC
Middle · Grades 6–8 · 2.8 mi
H
Roxana Senior High SchoolC-
High · Grades 9–12 · 2.8 mi
E
South Primary School
Elementary · Grades PK–2 · 4.5 mi

District: Roxana Community Unit School District 1

Neighborhood · ZIP 62024These 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.137
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.133

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.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.8,994
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,359 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$60,636
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$73,586
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.39 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

502 California Ave 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 82% of homes in East Alton 62024
  • Costs less per square foot than 76% of homes in Madison County
  • Bigger than 97% of homes in East Alton 62024
  • Has a bigger lot than 75% of homes in East Alton 62024
  • Newer than 69% of homes in East Alton 62024

What homes are worth in East Alton 62024

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

This home
$33K$297K

This home is worth more than 82% of homes in East Alton 62024.

How it measures up in East Alton 62024

The dot is this home. The mark in the middle is the typical home in East Alton 62024.

Estimated value$204,594
CheaperTypical $134,721Pricier

Pricier than 82% of homes nearby

Price per ft²$111
CheaperTypical $125Pricier

Pricier than 39% of homes nearby

Living area1,838 ft²
SmallerTypical 1,036 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.34 ac
SmallerTypical 0.21 acBigger

Bigger than 75% of homes nearby

Year built1959
OlderTypical 1950Newer

Newer than 69% of homes nearby

How 502 California Ave ranks against every home in each area.
MeasureThis homeEast Alton 62024Madison County
Estimated valuepricier than$204,59482% of homes54% of homes
Price per ft²pricier than$11139% of homes24% of homes
Living areabigger than1,838 ft²97% of homes90% of homes
Lot sizebigger than0.34 ac75% of homes66% of homes
Year builtnewer than195969% of homes43% of homes

About 502 California Ave

How much is 502 California Ave, East Alton, IL worth?

The TopHap Estimate for 502 California Ave, East Alton, IL is $204,594 as of Sep 24, 2026. The likely range is $186,702 to $222,486. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 502 California Ave, East Alton, IL last sell?

502 California Ave, East Alton, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 502 California Ave, East Alton, IL?

502 California Ave, East Alton, IL has 4 bedrooms, 2 bathrooms, 1,838 square feet of living space and a 0.34-acre lot.

When was 502 California Ave, East Alton, IL built?

502 California Ave, East Alton, IL was built in 1959, making it 67 years old. It is a ranch home. The building has 1 story.

What schools serve 502 California Ave, East Alton, IL?

502 California Ave, East Alton, IL is assigned to Roxana Junior High School (middle), rated C; Roxana Senior High School (high), rated C-; South Primary School (elementary). All sit in Roxana Community Unit School District 1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 502 California Ave, East Alton, IL compare to other homes in East Alton 62024?

Among the 3,819 homes in East Alton 62024, it is worth more than 82% of them ($204,594 against a typical $134,721), its price per square foot is higher than 39% of them ($111 against a typical $125), it is bigger than 97% of them (1,838 ft² against a typical 1,036 ft²), its lot is bigger than 75% of them (0.34 ac against a typical 0.21 ac) and it is newer than 69% of them (1959 against a typical 1950). Measured against all of Madison County, it is worth more than 54% 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 502 California Ave, East Alton, IL?

The 2025 property tax bill for 502 California Ave, East Alton, IL was $3,049. The county assessed it at $56,520.

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