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Single Family ResidenceResidential
$222,412$177 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

427 W UNION ST

EDWARDSVILLE, IL 62025
1
Beds
2
Baths
1,260 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1925
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$222K
$209K low$236K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,819 (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.$64,840 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,560
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$58,280
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$60,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$194,520

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.
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.

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.1975
Lot (acres)The size of the land the home sits on, from county records.0.12
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
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 220 ft²

Transaction History(3)

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 SchoolA-
High · Grades 9–12 · 1.7 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

427 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 76% of homes in Edwardsville 62025
  • Costs less per square foot than 85% of homes in Edwardsville 62025
  • Has a smaller lot than 96% of homes in Edwardsville 62025
  • Older than 89% of homes in Edwardsville 62025

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
$122K$845K

This home is worth more than 24% 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$222,412
CheaperTypical $325,686Pricier

Pricier than 24% of homes nearby

Price per ft²$177
CheaperTypical $239Pricier

Pricier than 15% of homes nearby

Living area1,260 ft²
SmallerTypical 1,232 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.12 ac
SmallerTypical 0.31 acBigger

Bigger than 4% of homes nearby

Year built1925
OlderTypical 1983Newer

Newer than 11% of homes nearby

How 427 W Union St ranks against every home in each area.
MeasureThis homeEdwardsville 62025Madison County
Estimated valuepricier than$222,41224% of homes58% of homes
Price per ft²pricier than$17715% of homes55% of homes
Living areabigger than1,260 ft²52% of homes62% of homes
Lot sizebigger than0.12 ac4% of homes8% of homes
Year builtnewer than192511% of homes11% of homes

About 427 W Union St

How much is 427 W Union St, Edwardsville, IL worth?

The TopHap Estimate for 427 W Union St, Edwardsville, IL is $222,412 as of Oct 21, 2026. The likely range is $208,695 to $236,129. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 427 W Union St, Edwardsville, IL last sell?

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

How big is 427 W Union St, Edwardsville, IL?

427 W Union St, Edwardsville, IL has 1 bedrooms, 2 bathrooms, 1,260 square feet of living space and a 0.12-acre lot.

When was 427 W Union St, Edwardsville, IL built?

427 W Union St, Edwardsville, IL was built in 1925, making it 101 years old. It is a conventional home. The building has 1 story.

What schools serve 427 W Union St, Edwardsville, IL?

427 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 A-. All sit in Edwardsville Community Unit School District 7. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 427 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 24% of them ($222,412 against a typical $325,686), its price per square foot is higher than 15% of them ($177 against a typical $239), it is bigger than 52% of them (1,260 ft² against a typical 1,232 ft²), its lot is bigger than 4% of them (0.12 ac against a typical 0.31 ac) and it is newer than 11% of them (1925 against a typical 1983). Measured against all of Madison County, it is worth more than 58% 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 427 W Union St, Edwardsville, IL?

The 2025 property tax bill for 427 W Union St, Edwardsville, IL was $3,819. The county assessed it at $64,840.

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