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Single Family ResidentialResidential
$158,484$101 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

311 N STATE ST

HENDERSON, IL 61439
0
Baths
1,576 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.
0.86 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$158K
$139K low$178K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,651 (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.$47,060 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,110
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$42,950
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$44,650
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$141,180

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.34
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
25
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.
66
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
3
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 Residential
CountyKNOX
Lot (acres)The size of the land the home sits on, from county records.0.86
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

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 · 4.5 mi
H
Galesburg High SchoolD+
High · Grades 9–12 · 4.7 mi
M
Churchill Junior High SchoolD
Middle · Grades 7–8 · 5.0 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

311 N State 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 more than 79% of homes in Henderson 61439
  • Bigger than 86% of homes in Henderson 61439
  • Has a bigger lot than 86% of homes in Henderson 61439
  • Newer than 73% 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$324K

This home is worth more than 79% 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$158,484
CheaperTypical $110,000Pricier

Pricier than 79% of homes nearby

Price per ft²$101
CheaperTypical $101Pricier

Pricier than 50% of homes nearby

Living area1,576 ft²
SmallerTypical 1,076 ft²Bigger

Bigger than 86% of homes nearby

Lot size0.86 ac
SmallerTypical 0.48 acBigger

Bigger than 86% of homes nearby

Year built1969
OlderTypical 1963Newer

Newer than 70% of homes nearby

How 311 N State St ranks against every home in each area.
MeasureThis homeHenderson 61439Knox County
Estimated valuepricier than$158,48479% of homes70% of homes
Price per ft²pricier than$10150% of homes50% of homes
Living areabigger than1,576 ft²86% of homes86% of homes
Lot sizebigger than0.86 ac86% of homes80% of homes
Year builtnewer than196970% of homes73% of homes

About 311 N State St

How much is 311 N State St, Henderson, IL worth?

The TopHap Estimate for 311 N State St, Henderson, IL is $158,484 as of Oct 21, 2026. The likely range is $138,784 to $178,184. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 311 N State St, Henderson, IL last sell?

311 N State St, Henderson, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 311 N State St, Henderson, IL?

311 N State St, Henderson, IL has 1,576 square feet of living space and a 0.86-acre lot.

When was 311 N State St, Henderson, IL built?

311 N State St, Henderson, IL was built in 1969, making it 57 years old. The building has 1 story.

What schools serve 311 N State St, Henderson, IL?

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

How does 311 N State St, Henderson, IL compare to other homes in Henderson 61439?

Among the 132 homes in Henderson 61439, it is worth more than 79% of them ($158,484 against a typical $110,000), its price per square foot is higher than 50% of them ($101 against a typical $101), it is bigger than 86% of them (1,576 ft² against a typical 1,076 ft²), its lot is bigger than 86% of them (0.86 ac against a typical 0.48 ac) and it is newer than 70% of them (1969 against a typical 1963). Measured against all of Knox County, it is worth more than 70% 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 311 N State St, Henderson, IL?

The 2025 property tax bill for 311 N State St, Henderson, IL was $1,651. The county assessed it at $47,060.

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Assigned schools

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