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Single Family ResidenceResidential
$46,253
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 65How 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
Last sold for $23,000 on Mar 9, 2026

1143 E WILLIAM ST

DECATUR, IL 62521
0
Baths
3,080 ft²
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$46K
$30K low$63K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$23,000 · Mar 9, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$317 (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.$3,396 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$330
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,066
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$3,166
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$10,189

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.39
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.
83
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
71
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
43
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
CountyMACON
Lot (acres)The size of the land the home sits on, from county records.0.07
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Eisenhower High SchoolF
High · Grades 9–12 · 1.1 mi
E
South Shores Elementary SchoolF
Elementary · Grades KG–6 · 2.4 mi
M
Stephen Decatur Middle SchoolF
Middle · Grades 7–8 · 2.9 mi

District: Decatur School District 61

Neighborhood · ZIP 62521These 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.94
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.55

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.32,847
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.522 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$67,684
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$82,291
Average tempThe average temperature here across a full year.53°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

1143 E William 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 92% of homes in Decatur 62521
  • Has a smaller lot than 98% of homes in Decatur 62521

What homes are worth in Decatur 62521

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

This home
$34K$543K

This home is worth more than 8% of homes in Decatur 62521.

How it measures up in Decatur 62521

The dot is this home. The mark in the middle is the typical home in Decatur 62521.

Estimated value$46,253
CheaperTypical $144,060Pricier

Pricier than 8% of homes nearby

Lot size3,080 ft²
SmallerTypical 0.27 acBigger

Bigger than 2% of homes nearby

How 1143 E William St ranks against every home in each area.
MeasureThis homeJasper ParkDecatur 62521Macon County
Estimated valuepricier than$46,25325% of homes8% of homes11% of homes
Lot sizebigger than3,080 ft²11% of homes2% of homes2% of homes

About 1143 E William St

How much is 1143 E William St, Decatur, IL worth?

The TopHap Estimate for 1143 E William St, Decatur, IL is $46,253 as of Sep 24, 2026. The likely range is $29,860 to $62,646. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1143 E William St, Decatur, IL last sell?

1143 E William St, Decatur, IL last sold on Mar 9, 2026 for $23,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

What schools serve 1143 E William St, Decatur, IL?

1143 E William St, Decatur, IL is assigned to Eisenhower High School (high), rated F; South Shores Elementary School (elementary), rated F; Stephen Decatur Middle School (middle), rated F. All sit in Decatur School District 61. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1143 E William St, Decatur, IL compare to other homes in Decatur 62521?

Among the 14,947 homes in Decatur 62521, it is worth more than 8% of them ($46,253 against a typical $144,060) and its lot is bigger than 2% of them (3,080 ft² against a typical 0.27 ac). Measured against all of Macon County, it is worth more than 11% 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 1143 E William St, Decatur, IL?

The 2025 property tax bill for 1143 E William St, Decatur, IL was $317. The county assessed it at $3,396.

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Assigned schools

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