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Duplex (2 Units, Any Combination)Residential
Last sold for $180,000 on May 3, 2004

609 CENTRAL AVE

ALTON, IL 62002
1
Baths
870 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.
3,049 ft²
Lot SizeThe size of the land the home sits on, from county records.
1889
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$180,000 · May 3, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,821 (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.$35,240 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,230
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$34,010
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$31,870
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$105,720

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.31
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
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.0.07
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

M
Alton Middle SchoolC-
Middle · Grades 6–8 · 1.1 mi
H
Alton High SchoolD+
High · Grades 9–12 · 3.0 mi
E
Lewis & Clark Elementary School
Elementary · Grades KG–1 · 5.2 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

609 Central 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.

  • Smaller than 79% of homes in Madison County
  • Among the smallest lots in Madison County
  • Among the oldest homes in Alton 62002

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 area870 ft²
SmallerTypical 1,008 ft²Bigger

Bigger than 30% of homes nearby

Lot size3,049 ft²
SmallerTypical 0.19 acBigger

Bigger than 2% of homes nearby

Year built1889
OlderTypical 1948Newer

Older than almost all homes nearby

How 609 Central Ave ranks against every home in each area.
MeasureThis homeAlton 62002Madison County
Living areabigger than870 ft²30% of homes21% of homes
Lot sizebigger than3,049 ft²2% of homesalmost no homes
Year builtnewer than1889almost no homesalmost no homes

About 609 Central Ave

When did 609 Central Ave, Alton, IL last sell?

609 Central Ave, Alton, IL last sold on May 3, 2004 for $180,000, according to the county's recorded deed.

How big is 609 Central Ave, Alton, IL?

609 Central Ave, Alton, IL has 1 bathrooms, 870 square feet of living space and a 0.07-acre lot.

When was 609 Central Ave, Alton, IL built?

609 Central Ave, Alton, IL was built in 1889, making it 137 years old. It is a duplex single home. The building has 2 stories.

What schools serve 609 Central Ave, Alton, IL?

609 Central Ave, Alton, IL is assigned to Alton Middle School (middle), rated C-; Alton High School (high), rated D+; Lewis & Clark Elementary School (elementary). All sit in Alton Community Unit School District 11. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 609 Central Ave, Alton, IL compare to other homes in Alton 62002?

Among the 12,598 homes in Alton 62002, it is bigger than 30% of them (870 ft² against a typical 1,008 ft²), its lot is bigger than 2% of them (3,049 ft² against a typical 0.19 ac) and it is newer than almost none of them (1889 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 609 Central Ave, Alton, IL?

The 2025 property tax bill for 609 Central Ave, Alton, IL was $2,821. The county assessed it at $35,240.

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