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Single Family ResidenceResidential
$188,900$159 / 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 91How 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 $170,000 on Jun 1, 2023

320 OAK ST

ANDOVER, IL 61233
2
Beds
1
Baths
1,190 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.
0.62 ac
Lot SizeThe size of the land the home sits on, from county records.
1968
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$189K
$171K low$207K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$170,000 · Jun 1, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,195 (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.$64,009 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,909
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$57,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$61,136
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$192,027

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.42
32
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
20
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
75
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.
17
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.5 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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 Residence
CountyHENRY
Lot (acres)The size of the land the home sits on, from county records.0.62
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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.

H
Orion High SchoolA-
High · Grades 9–12 · 5.3 mi
E
C. R. Hanna Elementary SchoolA-
Elementary · Grades PK–5 · 5.3 mi
M
Orion Middle SchoolB+
Middle · Grades 6–8 · 5.4 mi

District: Orion Community Unit School District 223

Neighborhood · ZIP 61233These 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.110
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.4
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.46 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,462
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$71,548
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.55%

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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

320 Oak 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 68% of homes in Andover 61233
  • Costs more per square foot than 88% of homes in Andover 61233
  • Has a bigger lot than 67% of homes in Henry County
  • Newer than 68% of homes in Henry County

What homes are worth in Andover 61233

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

This home
$52K$277K

This home is worth more than 68% of homes in Andover 61233.

How it measures up in Andover 61233

The dot is this home. The mark in the middle is the typical home in Andover 61233.

Estimated value$188,900
CheaperTypical $158,367Pricier

Pricier than 68% of homes nearby

Price per ft²$159
CheaperTypical $127Pricier

Pricier than 88% of homes nearby

Living area1,190 ft²
SmallerTypical 1,209 ft²Bigger

Bigger than 48% of homes nearby

Lot size0.62 ac
SmallerTypical 0.45 acBigger

Bigger than 64% of homes nearby

Year built1968
OlderTypical 1968Newer

Newer than 51% of homes nearby

How 320 Oak St ranks against every home in each area.
MeasureThis homeAndover 61233Henry County
Estimated valuepricier than$188,90068% of homes58% of homes
Price per ft²pricier than$15988% of homes67% of homes
Living areabigger than1,190 ft²48% of homes47% of homes
Lot sizebigger than0.62 ac64% of homes67% of homes
Year builtnewer than196851% of homes68% of homes

About 320 Oak St

How much is 320 Oak St, Andover, IL worth?

The TopHap Estimate for 320 Oak St, Andover, IL is $188,900 as of Sep 24, 2026. The likely range is $171,165 to $206,635. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 320 Oak St, Andover, IL last sell?

320 Oak St, Andover, IL last sold on Jun 1, 2023 for $170,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 320 Oak St, Andover, IL?

320 Oak St, Andover, IL has 2 bedrooms, 1 bathrooms, 1,190 square feet of living space and a 0.62-acre lot.

When was 320 Oak St, Andover, IL built?

320 Oak St, Andover, IL was built in 1968, making it 58 years old. The building has 1 story.

What schools serve 320 Oak St, Andover, IL?

320 Oak St, Andover, IL is assigned to Orion High School (high), rated A-; C. R. Hanna Elementary School (elementary), rated A-; Orion Middle School (middle), rated B+. All sit in Orion Community Unit School District 223. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 320 Oak St, Andover, IL compare to other homes in Andover 61233?

Among the 233 homes in Andover 61233, it is worth more than 68% of them ($188,900 against a typical $158,367), its price per square foot is higher than 88% of them ($159 against a typical $127), it is bigger than 48% of them (1,190 ft² against a typical 1,209 ft²), its lot is bigger than 64% of them (0.62 ac against a typical 0.45 ac) and it is newer than 51% of them (1968 against a typical 1968). Measured against all of Henry County, it is worth more than 58% 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 320 Oak St, Andover, IL?

The 2025 property tax bill for 320 Oak St, Andover, IL was $4,195. The county assessed it at $64,009.

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Assigned schools

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