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Single Family ResidentialResidential
$40,605$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 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

205 S MAIN ST

HENDERSON, IL 61439
0
Baths
840 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.
1876
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$41K
$36K low$45K 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.$8,350 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$6,850
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$7,920
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$25,050

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.28 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
CountyKNOX
Lot (acres)The size of the land the home sits on, from county records.0.23
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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.

E
Silas Willard Elementary SchoolC
Elementary · Grades KG–4 · 4.1 mi
H
Galesburg High SchoolF
High · Grades 9–12 · 4.4 mi
M
Churchill Junior High SchoolC
Middle · Grades 7–8 · 4.6 mi

District: Galesburg Community Unit School District 205

Neighborhood · ZIP 61439These 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.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.4
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.15 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,451
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$91,544
Average tempThe average temperature here across a full year.50°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

205 S Main 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 Henderson 61439
  • Costs less per square foot than 91% of homes in Henderson 61439
  • Smaller than 87% of homes in Henderson 61439
  • Has a smaller lot than 88% of homes in Henderson 61439
  • Older than 97% of homes in Knox County

What homes are worth in Henderson 61439

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

This home
$27K$298K

This home is worth more than 8% of homes in Henderson 61439.

How it measures up in Henderson 61439

The dot is this home. The mark in the middle is the typical home in Henderson 61439.

Estimated value$40,605
CheaperTypical $107,072Pricier

Pricier than 8% of homes nearby

Price per ft²$48
CheaperTypical $97Pricier

Pricier than 9% of homes nearby

Living area840 ft²
SmallerTypical 1,080 ft²Bigger

Bigger than 13% of homes nearby

Lot size0.24 ac
SmallerTypical 0.48 acBigger

Bigger than 12% of homes nearby

Year built1876
OlderTypical 1963Newer

Newer than 9% of homes nearby

How 205 S Main St ranks against every home in each area.
MeasureThis homeHenderson 61439Knox County
Estimated valuepricier than$40,6058% of homes10% of homes
Price per ft²pricier than$489% of homes12% of homes
Living areabigger than840 ft²13% of homes20% of homes
Lot sizebigger than0.24 ac12% of homes32% of homes
Year builtnewer than18769% of homes3% of homes

About 205 S Main St

How much is 205 S Main St, Henderson, IL worth?

The TopHap Estimate for 205 S Main St, Henderson, IL is $40,605 as of Aug 30, 2026. The likely range is $36,029 to $45,181. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 205 S Main St, Henderson, IL last sell?

205 S Main St, Henderson, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 205 S Main St, Henderson, IL?

205 S Main St, Henderson, IL has 840 square feet of living space and a 0.23-acre lot.

When was 205 S Main St, Henderson, IL built?

205 S Main St, Henderson, IL was built in 1876, making it 150 years old. The building has 1 story.

What schools serve 205 S Main St, Henderson, IL?

205 S Main St, Henderson, IL is assigned to Silas Willard Elementary School (elementary), rated C; Galesburg High School (high), rated F; Churchill Junior High School (middle), rated C. All sit in Galesburg Community Unit School District 205. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 205 S Main St, Henderson, IL compare to other homes in Henderson 61439?

Among the 132 homes in Henderson 61439, it is worth more than 8% of them ($40,605 against a typical $107,072), its price per square foot is higher than 9% of them ($48 against a typical $97), it is bigger than 13% of them (840 ft² against a typical 1,080 ft²), its lot is bigger than 12% of them (0.24 ac against a typical 0.48 ac) and it is newer than 9% of them (1876 against a typical 1963). Measured against all of Knox County, it is worth more than 10% 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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Assigned schools

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