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Single Family ResidentialResidential
$87,836$85 / 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 89How 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
Last sold for $38,000 on Apr 18, 2005

636 S 21ST ST

MATTOON, IL 61938
3
Beds
1
Baths
1,039 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1896
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$88K
$78K low$98K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$38,000 · Apr 18, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,257 (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.$21,833 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,959
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$17,874
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$19,813
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$65,499

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.36
15
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.
80
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.
18
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.13 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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
CountyCOLES
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1910
Lot (acres)The size of the land the home sits on, from county records.0.17
CoolingThe type of cooling or air conditioning in the home.Central
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(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
Mattoon High SchoolB-
High · Grades 9–12 · 0.4 mi
M
Mattoon Middle SchoolB-
Middle · Grades 6–8 · 0.9 mi
E
Riddle Elementary SchoolB+
Elementary · Grades KG–5 · 1.9 mi

District: Mattoon Community Unit School District 2

Neighborhood · ZIP 61938These 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.118
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.86

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.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.20,188
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.163 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$56,789
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,456
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.40 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

636 S 21st 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 76% of homes in Coles County
  • Costs less per square foot than 65% of homes in Coles County
  • Smaller than 79% of homes in Coles County
  • Has a smaller lot than 67% of homes in Coles County
  • Older than 92% of homes in Mattoon 61938

What homes are worth in Mattoon 61938

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

This home
$39K$439K

This home is worth more than 30% of homes in Mattoon 61938.

How it measures up in Mattoon 61938

The dot is this home. The mark in the middle is the typical home in Mattoon 61938.

Estimated value$87,836
CheaperTypical $119,637Pricier

Pricier than 30% of homes nearby

Price per ft²$85
CheaperTypical $94Pricier

Pricier than 40% of homes nearby

Living area1,039 ft²
SmallerTypical 1,340 ft²Bigger

Bigger than 26% of homes nearby

Lot size0.17 ac
SmallerTypical 0.17 acBigger

Bigger than 51% of homes nearby

Year built1896
OlderTypical 1949Newer

Newer than 8% of homes nearby

How 636 S 21st St ranks against every home in each area.
MeasureThis homeMattoon 61938Coles County
Estimated valuepricier than$87,83630% of homes24% of homes
Price per ft²pricier than$8540% of homes35% of homes
Living areabigger than1,039 ft²26% of homes21% of homes
Lot sizebigger than0.17 ac51% of homes33% of homes
Year builtnewer than18968% of homes8% of homes

About 636 S 21st St

How much is 636 S 21st St, Mattoon, IL worth?

The TopHap Estimate for 636 S 21st St, Mattoon, IL is $87,836 as of Aug 30, 2026. The likely range is $78,121 to $97,551. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 636 S 21st St, Mattoon, IL last sell?

636 S 21st St, Mattoon, IL last sold on Apr 18, 2005 for $38,000, according to the county's recorded deed.

How big is 636 S 21st St, Mattoon, IL?

636 S 21st St, Mattoon, IL has 3 bedrooms, 1 bathrooms, 1,039 square feet of living space and a 0.17-acre lot.

When was 636 S 21st St, Mattoon, IL built?

636 S 21st St, Mattoon, IL was built in 1896, making it 130 years old. The building has 1 story.

What schools serve 636 S 21st St, Mattoon, IL?

636 S 21st St, Mattoon, IL is assigned to Mattoon High School (high), rated B-; Mattoon Middle School (middle), rated B-; Riddle Elementary School (elementary), rated B+. All sit in Mattoon Community Unit School District 2. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 636 S 21st St, Mattoon, IL compare to other homes in Mattoon 61938?

Among the 8,187 homes in Mattoon 61938, it is worth more than 30% of them ($87,836 against a typical $119,637), its price per square foot is higher than 40% of them ($85 against a typical $94), it is bigger than 26% of them (1,039 ft² against a typical 1,340 ft²), its lot is bigger than 51% of them (0.17 ac against a typical 0.17 ac) and it is newer than 8% of them (1896 against a typical 1949). Measured against all of Coles County, it is worth more than 24% 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 636 S 21st St, Mattoon, IL?

The 2025 property tax bill for 636 S 21st St, Mattoon, IL was $1,257. The county assessed it at $21,833.

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