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Single Family ResidenceResidential
$36,583$52 / 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 53How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

203 S MADISON ST

AVON, IL 61415
0
Baths
704 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.

Valuation

$37K
$19K low$54K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$7,040 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,140
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$5,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$3,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$21,140

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.42
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
21
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
78
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
78
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 Residence
CountyFULTON
Lot (acres)The size of the land the home sits on, from county records.0.23
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
Abingdon-Avon Middle SchoolB
Middle · Grades 6–8 · 0.4 mi
H
Abingdon-Avon High SchoolC-
High · Grades 9–12 · 9.8 mi
E
Hedding Grade SchoolC
Elementary · Grades PK–5 · 10.2 mi

District: Abingdon-Avon Community Unit School District 276

Neighborhood · ZIP 61415These 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.138
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.34

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
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.1.5%
PopulationHow many people live in this area.1,527
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.14 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$52,283
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$69,011
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

203 S 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 96% of homes in Fulton County
  • Costs less per square foot than 91% of homes in Fulton County
  • Smaller than 94% of homes in Avon 61415
  • Has a smaller lot than 85% of homes in Avon 61415
  • Older than 65% of homes in Avon 61415

What homes are worth in Avon 61415

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

This home
$26K$399K

This home is worth more than 9% of homes in Avon 61415.

How it measures up in Avon 61415

The dot is this home. The mark in the middle is the typical home in Avon 61415.

Estimated value$36,583
CheaperTypical $80,849Pricier

Pricier than 9% of homes nearby

Price per ft²$52
CheaperTypical $59Pricier

Pricier than 36% of homes nearby

Living area704 ft²
SmallerTypical 1,104 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.24 ac
SmallerTypical 0.43 acBigger

Bigger than 15% of homes nearby

Year built1920
OlderTypical 1930Newer

Newer than 35% of homes nearby

How 203 S Madison St ranks against every home in each area.
MeasureThis homeAvon 61415Fulton County
Estimated valuepricier than$36,5839% of homes4% of homes
Price per ft²pricier than$5236% of homes9% of homes
Living areabigger than704 ft²6% of homes7% of homes
Lot sizebigger than0.24 ac15% of homes40% of homes
Year builtnewer than192035% of homes35% of homes

About 203 S Madison St

How much is 203 S Madison St, Avon, IL worth?

The TopHap Estimate for 203 S Madison St, Avon, IL is $36,583 as of Aug 30, 2026. The likely range is $19,228 to $53,938. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 203 S Madison St, Avon, IL last sell?

203 S Madison St, Avon, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 203 S Madison St, Avon, IL?

203 S Madison St, Avon, IL has 704 square feet of living space and a 0.23-acre lot.

When was 203 S Madison St, Avon, IL built?

203 S Madison St, Avon, IL was built in 1920, making it 106 years old.

What schools serve 203 S Madison St, Avon, IL?

203 S Madison St, Avon, IL is assigned to Abingdon-Avon Middle School (middle), rated B; Abingdon-Avon High School (high), rated C-; Hedding Grade School (elementary), rated C. All sit in Abingdon-Avon Community Unit School District 276. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 203 S Madison St, Avon, IL compare to other homes in Avon 61415?

Among the 731 homes in Avon 61415, it is worth more than 9% of them ($36,583 against a typical $80,849), its price per square foot is higher than 36% of them ($52 against a typical $59), it is bigger than 6% of them (704 ft² against a typical 1,104 ft²), its lot is bigger than 15% of them (0.24 ac against a typical 0.43 ac) and it is newer than 35% of them (1920 against a typical 1930). Measured against all of Fulton County, it is worth more than 4% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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