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Single Family ResidenceResidential
$241,829$210 / 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 88How 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

403 W UNION ST

EDWARDSVILLE, IL 62025
3
Beds
1
Baths
1,151 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.
0.58 ac
Lot SizeThe size of the land the home sits on, from county records.
1896
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
5
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$242K
$213K low$271K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,938 (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.$80,610 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$15,660
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$64,950
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$75,460
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$241,830

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.50
81
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.
65
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.77 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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.Conventional
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.1970
Lot (acres)The size of the land the home sits on, from county records.0.58
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
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, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Lincoln Middle SchoolB-
Middle · Grades 6–8 · 0.4 mi
E
N.O. Nelson Elementary School
Elementary · Grades KG–2 · 0.4 mi
H
Edwardsville High SchoolB
High · Grades 9–12 · 1.8 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%

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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

403 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.

  • Worth less than 70% of homes in Edwardsville 62025
  • Costs more per square foot than 69% of homes in Madison County
  • Has a bigger lot than 80% of homes in Madison County
  • Among the oldest 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
$124K$857K

This home is worth more than 30% 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$241,829
CheaperTypical $319,331Pricier

Pricier than 30% of homes nearby

Price per ft²$210
CheaperTypical $236Pricier

Pricier than 37% of homes nearby

Living area1,151 ft²
SmallerTypical 1,227 ft²Bigger

Bigger than 43% of homes nearby

Lot size0.58 ac
SmallerTypical 0.31 acBigger

Bigger than 71% of homes nearby

Year built1896
OlderTypical 1982Newer

Newer than 2% of homes nearby

How 403 W Union St ranks against every home in each area.
MeasureThis homeEdwardsville 62025Madison County
Estimated valuepricier than$241,82930% of homes63% of homes
Price per ft²pricier than$21037% of homes69% of homes
Living areabigger than1,151 ft²43% of homes52% of homes
Lot sizebigger than0.58 ac71% of homes80% of homes
Year builtnewer than18962% of homesalmost no homes

About 403 W Union St

How much is 403 W Union St, Edwardsville, IL worth?

The TopHap Estimate for 403 W Union St, Edwardsville, IL is $241,829 as of Sep 24, 2026. The likely range is $212,561 to $271,097. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 403 W Union St, Edwardsville, IL last sell?

403 W Union St, Edwardsville, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 403 W Union St, Edwardsville, IL?

403 W Union St, Edwardsville, IL has 3 bedrooms, 1 bathrooms, 1,151 square feet of living space and a 0.58-acre lot.

When was 403 W Union St, Edwardsville, IL built?

403 W Union St, Edwardsville, IL was built in 1896, making it 130 years old. It is a conventional home. The building has 1 story.

What schools serve 403 W Union St, Edwardsville, IL?

403 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 403 W Union St, Edwardsville, IL compare to other homes in Edwardsville 62025?

Among the 11,828 homes in Edwardsville 62025, it is worth more than 30% of them ($241,829 against a typical $319,331), its price per square foot is higher than 37% of them ($210 against a typical $236), it is bigger than 43% of them (1,151 ft² against a typical 1,227 ft²), its lot is bigger than 71% of them (0.58 ac against a typical 0.31 ac) and it is newer than 2% of them (1896 against a typical 1982). Measured against all of Madison County, it is worth more than 63% 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 403 W Union St, Edwardsville, IL?

The 2025 property tax bill for 403 W Union St, Edwardsville, IL was $4,938. The county assessed it at $80,610.

More homes on W Union St

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Assigned schools

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