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Single Family ResidenceResidential
$143,147$132 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $75,000 on Feb 13, 2017

231 OAK KNLS S

ROCKFORD, IL 61108
2
Beds
1.5
Baths
1,088 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1958
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$143K
$136K low$150K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$75,000 · Feb 13, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$626 (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.$41,985 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,013
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$35,972
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$37,678
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$125,955

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyWINNEBAGO
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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.

H
East High SchoolF
High · Grades 9–12 · 0.5 mi
E
Johnson Elementary SchoolD+
Elementary · Grades KG–5 · 0.9 mi
M
Lincoln Middle SchoolF
Middle · Grades 6–8 · 1.1 mi

District: Rockford School District 205

Neighborhood · ZIP 61108These 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.87
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.30,642
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,718 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,181
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$76,210
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.35 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

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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

231 Oak Knls S 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 Rockford 61108
  • Smaller than 91% of homes in Rockford 61108
  • Has a smaller lot than 89% of homes in Rockford 61108

What homes are worth in Rockford 61108

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

This home
$116K$384K

This home is worth more than 10% of homes in Rockford 61108.

How it measures up in Rockford 61108

The dot is this home. The mark in the middle is the typical home in Rockford 61108.

Estimated value$143,147
CheaperTypical $193,461Pricier

Pricier than 10% of homes nearby

Price per ft²$132
CheaperTypical $124Pricier

Pricier than 59% of homes nearby

Living area1,088 ft²
SmallerTypical 1,648 ft²Bigger

Bigger than 9% of homes nearby

Lot size0.17 ac
SmallerTypical 0.24 acBigger

Bigger than 11% of homes nearby

Year built1958
OlderTypical 1962Newer

Newer than 38% of homes nearby

How 231 Oak Knls S ranks against every home in each area.
MeasureThis homeRockford 61108Winnebago County
Estimated valuepricier than$143,14710% of homes24% of homes
Price per ft²pricier than$13259% of homes52% of homes
Living areabigger than1,088 ft²9% of homes17% of homes
Lot sizebigger than0.17 ac11% of homes16% of homes
Year builtnewer than195838% of homes40% of homes

About 231 Oak Knls S

How much is 231 Oak Knls S, Rockford, IL worth?

The TopHap Estimate for 231 Oak Knls S, Rockford, IL is $143,147 as of Oct 21, 2026. The likely range is $136,307 to $149,987. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 231 Oak Knls S, Rockford, IL last sell?

231 Oak Knls S, Rockford, IL last sold on Feb 13, 2017 for $75,000, according to the county's recorded deed.

How big is 231 Oak Knls S, Rockford, IL?

231 Oak Knls S, Rockford, IL has 2 bedrooms, 1.5 bathrooms, 1,088 square feet of living space and a 0.17-acre lot.

When was 231 Oak Knls S, Rockford, IL built?

231 Oak Knls S, Rockford, IL was built in 1958, making it 68 years old. It is a ranch home. The building has 1 story.

What schools serve 231 Oak Knls S, Rockford, IL?

231 Oak Knls S, Rockford, IL is assigned to East High School (high), rated F; Johnson Elementary School (elementary), rated D+; Lincoln Middle School (middle), rated F. All sit in Rockford School District 205. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 231 Oak Knls S, Rockford, IL compare to other homes in Rockford 61108?

Among the 9,977 homes in Rockford 61108, it is worth more than 10% of them ($143,147 against a typical $193,461), its price per square foot is higher than 59% of them ($132 against a typical $124), it is bigger than 9% of them (1,088 ft² against a typical 1,648 ft²), its lot is bigger than 11% of them (0.17 ac against a typical 0.24 ac) and it is newer than 38% of them (1958 against a typical 1962). Measured against all of Winnebago County, it is worth more than 24% 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 231 Oak Knls S, Rockford, IL?

The 2025 property tax bill for 231 Oak Knls S, Rockford, IL was $626. The county assessed it at $41,985.

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