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Duplex (2 Units, Any Combination)Residential
Last sold for $240,000 on Dec 17, 2021

5821 KNOLLWOOD RD

ROCKFORD, IL 61107
4
Beds
3
Baths
4,314 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
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

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$240,000 · Dec 17, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,180 (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.$114,219 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$18,537
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$95,682
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$102,503
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$342,657

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.Ranch
CountyWINNEBAGO
Lot (acres)The size of the land the home sits on, from county records.0.42
ConstructionThe main material the home's frame and walls are built from.Brick
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
FireplaceWhether the home has a fireplace, and what kind.Yes
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

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
Brookview Elementary SchoolB
Elementary · Grades KG–5 · 0.8 mi
H
Guilford High SchoolD
High · Grades 9–12 · 1.2 mi
M
Eisenhower Middle SchoolD
Middle · Grades 6–8 · 2.0 mi

District: Rockford School District 205

Neighborhood · ZIP 61107These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.41

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.29,768
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,019 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,050
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$94,291
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.34 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

5821 Knollwood Rd 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 98% of homes in Rockford 61107
  • Has a bigger lot than 75% of homes in Rockford 61107
  • Newer than 69% of homes in Rockford 61107

How it measures up in Rockford 61107

The dot is this home. The mark in the middle is the typical home in Rockford 61107.

Living area4,314 ft²
SmallerTypical 1,929 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.42 ac
SmallerTypical 0.26 acBigger

Bigger than 75% of homes nearby

Year built1969
OlderTypical 1959Newer

Newer than 69% of homes nearby

How 5821 Knollwood Rd ranks against every home in each area.
MeasureThis homeRockford 61107Winnebago County
Living areabigger than4,314 ft²98% of homes98% of homes
Lot sizebigger than0.42 ac75% of homes69% of homes
Year builtnewer than196969% of homes55% of homes

About 5821 Knollwood Rd

When did 5821 Knollwood Rd, Rockford, IL last sell?

5821 Knollwood Rd, Rockford, IL last sold on Dec 17, 2021 for $240,000, according to the county's recorded deed.

How big is 5821 Knollwood Rd, Rockford, IL?

5821 Knollwood Rd, Rockford, IL has 4 bedrooms, 3 bathrooms, 4,314 square feet of living space and a 0.42-acre lot.

When was 5821 Knollwood Rd, Rockford, IL built?

5821 Knollwood Rd, Rockford, IL was built in 1969, making it 57 years old. It is a ranch home. The building has 1 story.

What schools serve 5821 Knollwood Rd, Rockford, IL?

5821 Knollwood Rd, Rockford, IL is assigned to Brookview Elementary School (elementary), rated B; Guilford High School (high), rated D; Eisenhower Middle School (middle), rated D. All sit in Rockford School District 205. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 5821 Knollwood Rd, Rockford, IL compare to other homes in Rockford 61107?

Among the 11,017 homes in Rockford 61107, it is bigger than 98% of them (4,314 ft² against a typical 1,929 ft²), its lot is bigger than 75% of them (0.42 ac against a typical 0.26 ac) and it is newer than 69% of them (1969 against a typical 1959). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 5821 Knollwood Rd, Rockford, IL?

The 2025 property tax bill for 5821 Knollwood Rd, Rockford, IL was $8,180. The county assessed it at $114,219.

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