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Single Family ResidentialResidential
$101,452$113 / 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 92How 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
Last sold for $78,000 on Oct 9, 2015

531 IRWIN ST

GALESBURG, IL 61401
1
Baths
900 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1921
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

$101K
$94K low$109K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$78,000 · Oct 9, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,416 (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.$32,080 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,050
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$28,030
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$30,290
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$96,240

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
41
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.
77
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
62
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.9 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
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyKNOX
Lot (acres)The size of the land the home sits on, from county records.0.25
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
CoolingThe type of cooling or air conditioning in the home.Yes
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.

E
King SchoolD
Elementary · Grades KG–4 · 1.3 mi
M
Churchill Junior High SchoolD
Middle · Grades 7–8 · 1.7 mi
H
Galesburg High SchoolD+
High · Grades 9–12 · 2.3 mi

District: Galesburg Community Unit School District 205

Neighborhood · ZIP 61401These 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.113
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.28

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.1.2%
PopulationHow many people live in this area.32,439
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.268 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$50,899
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$65,126
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

531 Irwin 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.

  • Costs more per square foot than 65% of homes in Galesburg 61401
  • Smaller than 73% of homes in Knox County

What homes are worth in Galesburg 61401

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

This home
$24K$355K

This home is worth more than 53% of homes in Galesburg 61401.

How it measures up in Galesburg 61401

The dot is this home. The mark in the middle is the typical home in Galesburg 61401.

Estimated value$101,452
CheaperTypical $96,948Pricier

Pricier than 53% of homes nearby

Price per ft²$113
CheaperTypical $95Pricier

Pricier than 65% of homes nearby

Living area900 ft²
SmallerTypical 1,034 ft²Bigger

Bigger than 33% of homes nearby

Lot size0.25 ac
SmallerTypical 0.25 acBigger

Bigger than 51% of homes nearby

Year built1921
OlderTypical 1932Newer

Newer than 40% of homes nearby

How 531 Irwin St ranks against every home in each area.
MeasureThis homeGalesburg 61401Knox County
Estimated valuepricier than$101,45253% of homes48% of homes
Price per ft²pricier than$11365% of homes60% of homes
Living areabigger than900 ft²33% of homes27% of homes
Lot sizebigger than0.25 ac51% of homes39% of homes
Year builtnewer than192140% of homes37% of homes

About 531 Irwin St

How much is 531 Irwin St, Galesburg, IL worth?

The TopHap Estimate for 531 Irwin St, Galesburg, IL is $101,452 as of Sep 24, 2026. The likely range is $93,645 to $109,259. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 531 Irwin St, Galesburg, IL last sell?

531 Irwin St, Galesburg, IL last sold on Oct 9, 2015 for $78,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 531 Irwin St, Galesburg, IL?

531 Irwin St, Galesburg, IL has 1 bathrooms, 900 square feet of living space and a 0.25-acre lot.

When was 531 Irwin St, Galesburg, IL built?

531 Irwin St, Galesburg, IL was built in 1921, making it 105 years old. It is a ranch home. The building has 1 story.

What schools serve 531 Irwin St, Galesburg, IL?

531 Irwin St, Galesburg, IL is assigned to King School (elementary), rated D; Churchill Junior High School (middle), rated D; Galesburg High School (high), 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 531 Irwin St, Galesburg, IL compare to other homes in Galesburg 61401?

Among the 11,548 homes in Galesburg 61401, it is worth more than 53% of them ($101,452 against a typical $96,948), its price per square foot is higher than 65% of them ($113 against a typical $95), it is bigger than 33% of them (900 ft² against a typical 1,034 ft²), its lot is bigger than 51% of them (0.25 ac against a typical 0.25 ac) and it is newer than 40% of them (1921 against a typical 1932). Measured against all of Knox County, it is worth more than 48% 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 531 Irwin St, Galesburg, IL?

The 2025 property tax bill for 531 Irwin St, Galesburg, IL was $2,416. The county assessed it at $32,080.

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Assigned schools

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