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Single Family ResidentialResidential
$86,973$48 / 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 51How 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

309 MADISON ST

KNOXVILLE, IL 61448
0
Baths
1,800 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.
0.92 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$87K
$45K low$129K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,015 (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.$82,490 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$9,090
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$73,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$79,660
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$247,470

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.41
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
25
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
77
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
66
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
36
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 Residential
CountyKNOX
Lot (acres)The size of the land the home sits on, from county records.0.92
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.

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

H
Knoxville Sr High SchoolC
High · Grades 9–12 · 0.7 mi
M
Knoxville Jr High SchoolB
Middle · Grades 5–8 · 0.9 mi
E
Mable Woolsey Elementary SchoolB
Elementary · Grades PK–4 · 0.9 mi

District: Knoxville Community Unit School District 202

Neighborhood · ZIP 61448These 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.63
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.29

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
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.1.4%
PopulationHow many people live in this area.3,375
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.95 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$76,870
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$91,693
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.37 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

309 Madison 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 81% of homes in Knoxville 61448
  • Costs less per square foot than 96% of homes in Knoxville 61448
  • Bigger than 92% of homes in Knox County
  • Has a bigger lot than 80% of homes in Knox County
  • Newer than 76% of homes in Knox County

What homes are worth in Knoxville 61448

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

This home
$39K$476K

This home is worth more than 19% of homes in Knoxville 61448.

How it measures up in Knoxville 61448

The dot is this home. The mark in the middle is the typical home in Knoxville 61448.

Estimated value$86,973
CheaperTypical $146,948Pricier

Pricier than 19% of homes nearby

Price per ft²$48
CheaperTypical $121Pricier

Pricier than 4% of homes nearby

Living area1,800 ft²
SmallerTypical 1,200 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.92 ac
SmallerTypical 0.36 acBigger

Bigger than 69% of homes nearby

Year built1972
OlderTypical 1963Newer

Newer than 62% of homes nearby

How 309 Madison St ranks against every home in each area.
MeasureThis homeKnoxville 61448Knox County
Estimated valuepricier than$86,97319% of homes39% of homes
Price per ft²pricier than$484% of homes13% of homes
Living areabigger than1,800 ft²88% of homes92% of homes
Lot sizebigger than0.92 ac69% of homes80% of homes
Year builtnewer than197262% of homes76% of homes

About 309 Madison St

How much is 309 Madison St, Knoxville, IL worth?

The TopHap Estimate for 309 Madison St, Knoxville, IL is $86,973 as of Sep 24, 2026. The likely range is $44,536 to $129,410. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Madison St, Knoxville, IL last sell?

309 Madison St, Knoxville, IL last sold on Jul 21, 2005, according to the county's recorded deed.

How big is 309 Madison St, Knoxville, IL?

309 Madison St, Knoxville, IL has 1,800 square feet of living space and a 0.92-acre lot.

When was 309 Madison St, Knoxville, IL built?

309 Madison St, Knoxville, IL was built in 1972, making it 54 years old. The building has 1 story.

What schools serve 309 Madison St, Knoxville, IL?

309 Madison St, Knoxville, IL is assigned to Knoxville Sr High School (high), rated C; Knoxville Jr High School (middle), rated B; Mable Woolsey Elementary School (elementary), rated B. All sit in Knoxville Community Unit School District 202. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 Madison St, Knoxville, IL compare to other homes in Knoxville 61448?

Among the 1,537 homes in Knoxville 61448, it is worth more than 19% of them ($86,973 against a typical $146,948), its price per square foot is higher than 4% of them ($48 against a typical $121), it is bigger than 88% of them (1,800 ft² against a typical 1,200 ft²), its lot is bigger than 69% of them (0.92 ac against a typical 0.36 ac) and it is newer than 62% of them (1972 against a typical 1963). Measured against all of Knox County, it is worth more than 39% 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 309 Madison St, Knoxville, IL?

The 2025 property tax bill for 309 Madison St, Knoxville, IL was $7,015. The county assessed it at $82,490.

More homes on Madison St

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Assigned schools

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