Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$55,763$53 / 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 92How 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 $22,000 on Oct 1, 1994

2104 E WILLIAM ST

DECATUR, IL 62521
1
Baths
1,053 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1918
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$56K
$51K low$60K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$22,000 · Oct 1, 1994

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$999 (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.$10,705 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,559
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$9,146
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$9,979
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$32,118

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.
68
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.0.14
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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
Eisenhower High SchoolD-
High · Grades 9–12 · 1.1 mi
E
Baum Elementary SchoolD+
Elementary · Grades KG–6 · 2.0 mi
M
Stephen Decatur Middle SchoolD-
Middle · Grades 7–8 · 3.0 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%

Owner Tools

Do you own this home?
Claim this home

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

2104 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 86% of homes in Decatur 62521
  • Costs less per square foot than 94% of homes in Decatur 62521
  • Bigger than 78% of homes in Jasper Park
  • Has a smaller lot than 86% of homes in Macon County
  • Older than 95% 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
$36K$579K

This home is worth more than 14% 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$55,763
CheaperTypical $144,148Pricier

Pricier than 14% of homes nearby

Price per ft²$53
CheaperTypical $131Pricier

Pricier than 6% of homes nearby

Living area1,053 ft²
SmallerTypical 1,281 ft²Bigger

Bigger than 28% of homes nearby

Lot size0.14 ac
SmallerTypical 0.28 acBigger

Bigger than 16% of homes nearby

Year built1918
OlderTypical 1962Newer

Newer than 5% of homes nearby

How 2104 E William St ranks against every home in each area.
MeasureThis homeJasper ParkDecatur 62521Macon County
Estimated valuepricier than$55,76353% of homes14% of homes17% of homes
Price per ft²pricier than$5363% of homes6% of homes12% of homes
Living areabigger than1,053 ft²78% of homes28% of homes35% of homes
Lot sizebigger than0.14 ac42% of homes16% of homes14% of homes
Year builtnewer than191858% of homes5% of homes12% of homes

About 2104 E William St

How much is 2104 E William St, Decatur, IL worth?

The TopHap Estimate for 2104 E William St, Decatur, IL is $55,763 as of Sep 24, 2026. The likely range is $51,337 to $60,189. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2104 E William St, Decatur, IL last sell?

2104 E William St, Decatur, IL last sold on Oct 1, 1994 for $22,000, according to the county's recorded deed.

How big is 2104 E William St, Decatur, IL?

2104 E William St, Decatur, IL has 1 bathrooms, 1,053 square feet of living space and a 0.14-acre lot.

When was 2104 E William St, Decatur, IL built?

2104 E William St, Decatur, IL was built in 1918, making it 108 years old. The building has 1 story.

What schools serve 2104 E William St, Decatur, IL?

2104 E William St, Decatur, IL is assigned to Eisenhower High School (high), rated D-; Baum Elementary School (elementary), rated D+; Stephen Decatur Middle School (middle), rated D-. All sit in Decatur School District 61. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2104 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 14% of them ($55,763 against a typical $144,148), its price per square foot is higher than 6% of them ($53 against a typical $131), it is bigger than 28% of them (1,053 ft² against a typical 1,281 ft²), its lot is bigger than 16% of them (0.14 ac against a typical 0.28 ac) and it is newer than 5% of them (1918 against a typical 1962). Measured against all of Macon County, it is worth more than 17% 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 2104 E William St, Decatur, IL?

The 2025 property tax bill for 2104 E William St, Decatur, IL was $999. The county assessed it at $10,705.

More homes on E William St

Closest homes

More homes in Decatur 62521

Assigned schools

Explore the area

See this home in context

Open 2104 E William St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map