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Duplex (2 Units, Any Combination)Residential

2434 MILLS AVE

ALTON, IL 62002
2
Baths
1,316 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
1909
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,857 (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.$48,180 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,990
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$44,190
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$43,580
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$144,540

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.
31
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
82
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
70
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.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyMADISON
Lot (acres)The size of the land the home sits on, from county records.0.31
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Alton Middle SchoolD
Middle · Grades 6–8 · 0.5 mi
E
Eunice Smith Elementary School
Elementary · Grades KG–2 · 1.7 mi
H
Alton High SchoolD+
High · Grades 9–12 · 2.7 mi

District: Alton Community Unit School District 11

Neighborhood · ZIP 62002These 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.135
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.125

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.19%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.28,813
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.738 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,207
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$78,082
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

2434 Mills 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.

  • Bigger than 80% of homes in Alton 62002
  • Has a bigger lot than 76% of homes in Alton 62002
  • Older than 97% of homes in Madison County

How it measures up in Alton 62002

The dot is this home. The mark in the middle is the typical home in Alton 62002.

Living area1,316 ft²
SmallerTypical 1,006 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.31 ac
SmallerTypical 0.19 acBigger

Bigger than 76% of homes nearby

Year built1909
OlderTypical 1948Newer

Newer than 10% of homes nearby

How 2434 Mills Ave ranks against every home in each area.
MeasureThis homeAlton 62002Madison County
Living areabigger than1,316 ft²80% of homes66% of homes
Lot sizebigger than0.31 ac76% of homes62% of homes
Year builtnewer than190910% of homes3% of homes

About 2434 Mills Ave

When did 2434 Mills Ave, Alton, IL last sell?

2434 Mills Ave, Alton, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 2434 Mills Ave, Alton, IL?

2434 Mills Ave, Alton, IL has 2 bathrooms, 1,316 square feet of living space and a 0.31-acre lot.

When was 2434 Mills Ave, Alton, IL built?

2434 Mills Ave, Alton, IL was built in 1909, making it 117 years old. It is a duplex single home. The building has 2 stories.

What schools serve 2434 Mills Ave, Alton, IL?

2434 Mills Ave, Alton, IL is assigned to Alton Middle School (middle), rated D; Eunice Smith Elementary School (elementary); Alton High School (high), rated D+. All sit in Alton Community Unit School District 11. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2434 Mills Ave, Alton, IL compare to other homes in Alton 62002?

Among the 12,598 homes in Alton 62002, it is bigger than 80% of them (1,316 ft² against a typical 1,006 ft²), its lot is bigger than 76% of them (0.31 ac against a typical 0.19 ac) and it is newer than 10% of them (1909 against a typical 1948). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 2434 Mills Ave, Alton, IL?

The 2025 property tax bill for 2434 Mills Ave, Alton, IL was $3,857. The county assessed it at $48,180.

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