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Duplex (2 Units, Any Combination)Residential
Last sold for $441,000 on Aug 3, 2023

1231 S OAK AVE

FREEPORT, IL 61032
4
Beds
2
Baths
2,102 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1882
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$441,000 · Aug 3, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,608 (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.$13,808 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,763
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$12,045
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$14,282
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$41,424

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountySTEPHENSON
Lot (acres)The size of the land the home sits on, from county records.0.23
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.

E
Blackhawk Elementary SchoolD
Elementary · Grades PK–4 · 0.3 mi
H
Freeport High SchoolD-
High · Grades 9–12 · 0.6 mi
M
Freeport Middle SchoolD-
Middle · Grades 7–8 · 0.6 mi

District: Freeport School District 145

Neighborhood · ZIP 61032These 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.108
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.29

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.12%
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.1.1%
PopulationHow many people live in this area.28,326
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.191 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$56,467
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$69,841
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

1231 S Oak Ave 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.

  • Bigger than 74% of homes in Freeport 61032
  • Has a smaller lot than 66% of homes in Stephenson County
  • Older than 93% of homes in Freeport 61032

How it measures up in Freeport 61032

The dot is this home. The mark in the middle is the typical home in Freeport 61032.

Living area2,102 ft²
SmallerTypical 1,534 ft²Bigger

Bigger than 74% of homes nearby

Lot size0.23 ac
SmallerTypical 0.24 acBigger

Bigger than 47% of homes nearby

Year built1882
OlderTypical 1949Newer

Newer than 7% of homes nearby

How 1231 S Oak Ave ranks against every home in each area.
MeasureThis homeFreeport 61032Stephenson County
Living areabigger than2,102 ft²74% of homes57% of homes
Lot sizebigger than0.23 ac47% of homes34% of homes
Year builtnewer than18827% of homes8% of homes

About 1231 S Oak Ave

When did 1231 S Oak Ave, Freeport, IL last sell?

1231 S Oak Ave, Freeport, IL last sold on Aug 3, 2023 for $441,000, according to the county's recorded deed.

How big is 1231 S Oak Ave, Freeport, IL?

1231 S Oak Ave, Freeport, IL has 4 bedrooms, 2 bathrooms, 2,102 square feet of living space and a 0.23-acre lot.

When was 1231 S Oak Ave, Freeport, IL built?

1231 S Oak Ave, Freeport, IL was built in 1882, making it 144 years old. It is a duplex single home. The building has 2 stories.

What schools serve 1231 S Oak Ave, Freeport, IL?

1231 S Oak Ave, Freeport, IL is assigned to Blackhawk Elementary School (elementary), rated D; Freeport High School (high), rated D-; Freeport Middle School (middle), rated D-. All sit in Freeport School District 145. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1231 S Oak Ave, Freeport, IL compare to other homes in Freeport 61032?

Among the 10,790 homes in Freeport 61032, it is bigger than 74% of them (2,102 ft² against a typical 1,534 ft²), its lot is bigger than 47% of them (0.23 ac against a typical 0.24 ac) and it is newer than 7% of them (1882 against a typical 1949). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 1231 S Oak Ave, Freeport, IL?

The 2025 property tax bill for 1231 S Oak Ave, Freeport, IL was $1,608. The county assessed it at $13,808.

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Assigned schools

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