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Single Family ResidenceResidential
$43,081$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 79How 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

645 S CHESTNUT ST

BLANDINSVILLE, IL 61420
3
Beds
0
Baths
893 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.
0.4 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$43K
$34K low$52K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$718 (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.$18,642 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$14,542
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$17,418
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$55,926

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMCDONOUGH
Lot (acres)The size of the land the home sits on, from county records.0.40
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
West Prairie High SchoolB+
High · Grades 9–12 · 6.0 mi
M
West Prairie Middle SchoolB+
Middle · Grades 5–8 · 9.8 mi
E
West Prairie North ElementaryC-
Elementary · Grades PK–4 · 10.1 mi

District: West Prairie Community Unit School District 103

Neighborhood · ZIP 61420These 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.95
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.73
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.31

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.1,051
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.13 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$65,854
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$75,878
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.38 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

645 S Chestnut 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 85% of homes in McDonough County
  • Costs less per square foot than 78% of homes in McDonough County
  • Smaller than 81% of homes in Blandinsville 61420
  • Has a bigger lot than 67% of homes in McDonough County
  • Older than 74% of homes in McDonough County

What homes are worth in Blandinsville 61420

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

This home
$18K$238K

This home is worth more than 29% of homes in Blandinsville 61420.

How it measures up in Blandinsville 61420

The dot is this home. The mark in the middle is the typical home in Blandinsville 61420.

Estimated value$43,081
CheaperTypical $61,993Pricier

Pricier than 29% of homes nearby

Price per ft²$48
CheaperTypical $49Pricier

Pricier than 47% of homes nearby

Living area893 ft²
SmallerTypical 1,138 ft²Bigger

Bigger than 19% of homes nearby

Lot size0.4 ac
SmallerTypical 0.4 acBigger

Bigger than 51% of homes nearby

Year built1920
OlderTypical 1920Newer

Newer than 50% of homes nearby

How 645 S Chestnut St ranks against every home in each area.
MeasureThis homeBlandinsville 61420McDonough County
Estimated valuepricier than$43,08129% of homes15% of homes
Price per ft²pricier than$4847% of homes22% of homes
Living areabigger than893 ft²19% of homes20% of homes
Lot sizebigger than0.4 ac51% of homes67% of homes
Year builtnewer than192050% of homes26% of homes

About 645 S Chestnut St

How much is 645 S Chestnut St, Blandinsville, IL worth?

The TopHap Estimate for 645 S Chestnut St, Blandinsville, IL is $43,081 as of Aug 30, 2026. The likely range is $34,175 to $51,987. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 645 S Chestnut St, Blandinsville, IL last sell?

645 S Chestnut St, Blandinsville, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 645 S Chestnut St, Blandinsville, IL?

645 S Chestnut St, Blandinsville, IL has 3 bedrooms, 893 square feet of living space and a 0.40-acre lot.

When was 645 S Chestnut St, Blandinsville, IL built?

645 S Chestnut St, Blandinsville, IL was built in 1920, making it 106 years old. The building has 1 story.

What schools serve 645 S Chestnut St, Blandinsville, IL?

645 S Chestnut St, Blandinsville, IL is assigned to West Prairie High School (high), rated B+; West Prairie Middle School (middle), rated B+; West Prairie North Elementary (elementary), rated C-. All sit in West Prairie Community Unit School District 103. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 645 S Chestnut St, Blandinsville, IL compare to other homes in Blandinsville 61420?

Among the 459 homes in Blandinsville 61420, it is worth more than 29% of them ($43,081 against a typical $61,993), its price per square foot is higher than 47% of them ($48 against a typical $49), it is bigger than 19% of them (893 ft² against a typical 1,138 ft²), its lot is bigger than 51% of them (0.4 ac against a typical 0.4 ac) and it is newer than 50% of them (1920 against a typical 1920). Measured against all of McDonough County, it is worth more than 15% 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 645 S Chestnut St, Blandinsville, IL?

The 2025 property tax bill for 645 S Chestnut St, Blandinsville, IL was $718. The county assessed it at $18,642.

More homes on S Chestnut St

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Assigned schools

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