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Single Family ResidentialResidential
$51,583
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 75How 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

402 WALNUT ST

ADAIR, IL 61411
0
Baths
0.39 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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$52K
$39K low$65K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$427 (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.$4,330 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,063
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,267
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$4,057
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$12,990

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.18 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyMCDONOUGH
Lot (acres)The size of the land the home sits on, from county records.0.39
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Shed · 414 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Lincoln SchoolD
Elementary · Grades KG–3 · 8.7 mi
H
Macomb Senior High SchoolC
High · Grades 9–12 · 9.4 mi
M
Macomb Junior High SchoolC-
Middle · Grades 7–8 · 9.4 mi

District: Macomb Community Unit School District 185

Neighborhood · ZIP 61411These 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.67
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.70
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.30

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.10%
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.358
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,724
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,569
Average tempThe average temperature here across a full year.52°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

402 Walnut 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 90% of homes in Adair 61411
  • Has a bigger lot than 65% of homes in McDonough County
  • Older than 73% of homes in McDonough County

What homes are worth in Adair 61411

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

This home
$33K$300K

This home is worth more than 10% of homes in Adair 61411.

How it measures up in Adair 61411

The dot is this home. The mark in the middle is the typical home in Adair 61411.

Estimated value$51,583
CheaperTypical $97,368Pricier

Pricier than 10% of homes nearby

Lot size0.39 ac
SmallerTypical 0.39 acBigger

Bigger than 44% of homes nearby

Year built1920
OlderTypical 1925Newer

Newer than 38% of homes nearby

How 402 Walnut St ranks against every home in each area.
MeasureThis homeAdair 61411McDonough County
Estimated valuepricier than$51,58310% of homes22% of homes
Lot sizebigger than0.39 ac44% of homes65% of homes
Year builtnewer than192038% of homes27% of homes

About 402 Walnut St

How much is 402 Walnut St, Adair, IL worth?

The TopHap Estimate for 402 Walnut St, Adair, IL is $51,583 as of Sep 24, 2026. The likely range is $38,521 to $64,645. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 402 Walnut St, Adair, IL last sell?

402 Walnut St, Adair, IL last sold on Jan 1, 1900, according to the county's recorded deed.

When was 402 Walnut St, Adair, IL built?

402 Walnut St, Adair, IL was built in 1920, making it 106 years old.

What schools serve 402 Walnut St, Adair, IL?

402 Walnut St, Adair, IL is assigned to Lincoln School (elementary), rated D; Macomb Senior High School (high), rated C; Macomb Junior High School (middle), rated C-. All sit in Macomb Community Unit School District 185. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 402 Walnut St, Adair, IL compare to other homes in Adair 61411?

Among the 148 homes in Adair 61411, it is worth more than 10% of them ($51,583 against a typical $97,368), its lot is bigger than 44% of them (0.39 ac against a typical 0.39 ac) and it is newer than 38% of them (1920 against a typical 1925). Measured against all of McDonough County, it is worth more than 22% 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 402 Walnut St, Adair, IL?

The 2025 property tax bill for 402 Walnut St, Adair, IL was $427. The county assessed it at $4,330.

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