Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$719,434$672 / 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 86How 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 $475,000 on Mar 10, 2010

503 W UNION ST

EDWARDSVILLE, IL 62025
5
Beds
5 / 1
Baths
1,070 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.
1920
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$719K
$617K low$822K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$475,000 · Mar 10, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,283 (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.$221,460 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$15,990
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$205,470
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$207,320
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$664,381

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.
64
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
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.2000
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.Frame (Unspecified)
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.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 280 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.

M
Lincoln Middle SchoolB-
Middle · Grades 6–8 · 0.3 mi
E
N.O. Nelson Elementary School
Elementary · Grades KG–2 · 0.5 mi
H
Edwardsville High SchoolB
High · Grades 9–12 · 1.6 mi

District: Edwardsville Community Unit School District 7

Neighborhood · ZIP 62025These 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.79
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.140

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.34,059
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.319 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$101,069
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$127,787
Average tempThe average temperature here across a full year.55°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%

Owner Tools

Do you own this home?
Claim this home

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

503 W Union 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.

  • Among the most valuable homes in Madison County
  • Among the highest price per square foot in Madison County
  • Smaller than 65% of homes in Edwardsville 62025
  • Has a bigger lot than 65% of homes in Madison County
  • Older than 92% of homes in Madison County

What homes are worth in Edwardsville 62025

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

This home
$112K$891K

This home is worth more than 95% of homes in Edwardsville 62025.

How it measures up in Edwardsville 62025

The dot is this home. The mark in the middle is the typical home in Edwardsville 62025.

Estimated value$719,434
CheaperTypical $306,131Pricier

Pricier than 95% of homes nearby

Price per ft²$672
CheaperTypical $232Pricier

Pricier than 97% of homes nearby

Living area1,070 ft²
SmallerTypical 1,232 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.34 ac
SmallerTypical 0.31 acBigger

Bigger than 54% of homes nearby

Year built1920
OlderTypical 1983Newer

Newer than 9% of homes nearby

How 503 W Union St ranks against every home in each area.
MeasureThis homeEdwardsville 62025Madison County
Estimated valuepricier than$719,43495% of homesalmost all homes
Price per ft²pricier than$67297% of homesalmost all homes
Living areabigger than1,070 ft²35% of homes44% of homes
Lot sizebigger than0.34 ac54% of homes65% of homes
Year builtnewer than19209% of homes8% of homes

About 503 W Union St

How much is 503 W Union St, Edwardsville, IL worth?

The TopHap Estimate for 503 W Union St, Edwardsville, IL is $719,434 as of Aug 30, 2026. The likely range is $616,912 to $821,956. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 503 W Union St, Edwardsville, IL last sell?

503 W Union St, Edwardsville, IL last sold on Mar 10, 2010 for $475,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 503 W Union St, Edwardsville, IL?

503 W Union St, Edwardsville, IL has 5 bedrooms, 5 bathrooms, 1,070 square feet of living space and a 0.34-acre lot.

When was 503 W Union St, Edwardsville, IL built?

503 W Union St, Edwardsville, IL was built in 1920, making it 106 years old. The building has 2 stories.

What schools serve 503 W Union St, Edwardsville, IL?

503 W Union St, Edwardsville, IL is assigned to Lincoln Middle School (middle), rated B-; N.O. Nelson Elementary School (elementary); Edwardsville High School (high), rated B. All sit in Edwardsville Community Unit School District 7. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 503 W Union St, Edwardsville, IL compare to other homes in Edwardsville 62025?

Among the 11,827 homes in Edwardsville 62025, it is worth more than 95% of them ($719,434 against a typical $306,131), its price per square foot is higher than 97% of them ($672 against a typical $232), it is bigger than 35% of them (1,070 ft² against a typical 1,232 ft²), its lot is bigger than 54% of them (0.34 ac against a typical 0.31 ac) and it is newer than 9% of them (1920 against a typical 1983). Measured against all of Madison County, it is worth more than almost all 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 503 W Union St, Edwardsville, IL?

The 2025 property tax bill for 503 W Union St, Edwardsville, IL was $15,283. The county assessed it at $221,460.

More homes on W Union St

Closest homes

More homes in Edwardsville 62025

Assigned schools

Explore the area

See this home in context

Open 503 W Union St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map