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Single Family ResidentialResidential
$81,418$102 / 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 83How 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

859 OLIVE ST

GALESBURG, IL 61401
1
Baths
800 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.
0.44 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
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

$81K
$67K low$96K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,038 (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.$26,360 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,070
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$20,290
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$24,890
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$79,080

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.28
1
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.

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.0.44
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

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

M
Churchill Junior High SchoolD
Middle · Grades 7–8 · 0.4 mi
H
Galesburg High SchoolD+
High · Grades 9–12 · 0.5 mi
E
Steele SchoolC
Elementary · Grades KG–4 · 0.9 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

859 Olive 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 65% of homes in Knox County
  • Smaller than 85% of homes in Knox County
  • Has a bigger lot than 83% of homes in Galesburg 61401

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
$22K$348K

This home is worth more than 40% 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$81,418
CheaperTypical $97,000Pricier

Pricier than 40% of homes nearby

Price per ft²$102
CheaperTypical $95Pricier

Pricier than 55% of homes nearby

Living area800 ft²
SmallerTypical 1,038 ft²Bigger

Bigger than 18% of homes nearby

Lot size0.44 ac
SmallerTypical 0.25 acBigger

Bigger than 83% of homes nearby

Year built1940
OlderTypical 1932Newer

Newer than 54% of homes nearby

How 859 Olive St ranks against every home in each area.
MeasureThis homeGalesburg 61401Knox County
Estimated valuepricier than$81,41840% of homes35% of homes
Price per ft²pricier than$10255% of homes52% of homes
Living areabigger than800 ft²18% of homes15% of homes
Lot sizebigger than0.44 ac83% of homes68% of homes
Year builtnewer than194054% of homes48% of homes

About 859 Olive St

How much is 859 Olive St, Galesburg, IL worth?

The TopHap Estimate for 859 Olive St, Galesburg, IL is $81,418 as of Sep 24, 2026. The likely range is $67,330 to $95,506. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 859 Olive St, Galesburg, IL last sell?

859 Olive St, Galesburg, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 859 Olive St, Galesburg, IL?

859 Olive St, Galesburg, IL has 1 bathrooms, 800 square feet of living space and a 0.44-acre lot.

When was 859 Olive St, Galesburg, IL built?

859 Olive St, Galesburg, IL was built in 1940, making it 86 years old. It is a ranch home. The building has 1 story.

What schools serve 859 Olive St, Galesburg, IL?

859 Olive St, Galesburg, IL is assigned to Churchill Junior High School (middle), rated D; Galesburg High School (high), rated D+; Steele School (elementary), 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 859 Olive St, Galesburg, IL compare to other homes in Galesburg 61401?

Among the 11,548 homes in Galesburg 61401, it is worth more than 40% of them ($81,418 against a typical $97,000), its price per square foot is higher than 55% of them ($102 against a typical $95), it is bigger than 18% of them (800 ft² against a typical 1,038 ft²), its lot is bigger than 83% of them (0.44 ac against a typical 0.25 ac) and it is newer than 54% of them (1940 against a typical 1932). Measured against all of Knox County, it is worth more than 35% 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 859 Olive St, Galesburg, IL?

The 2025 property tax bill for 859 Olive St, Galesburg, IL was $1,038. The county assessed it at $26,360.

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