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Single Family ResidentialResidential
$349,759$84 / 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 84How 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 $215,000 on Sep 30, 2020

645 KNOLLWOOD RD

DAVIS, IL 61019
4
Beds
2.5
Baths
4,175 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1997
Year BuiltThe year the home was originally built, according to county records.
2
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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$350K
$295K low$405K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$215,000 · Sep 30, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,539 (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.$89,397 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,308
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$88,089
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$82,615
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$268,191

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residential
CountySTEPHENSON
Lot (acres)The size of the land the home sits on, from county records.0.34
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.

M
Dakota Jr Sr High SchoolB+
Middle · Grades 7–12 · 7.8 mi
E
Dakota Elementary SchoolB
Elementary · Grades PK–6 · 7.9 mi

District: Dakota Community Unit School District 201

Neighborhood · ZIP 61019These 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.123
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.31

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.78%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.3,271
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.88 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$96,320
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,389
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

645 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.

  • Worth more than 92% of homes in Stephenson County
  • Costs less per square foot than 90% of homes in Lake Summerset
  • Bigger than 97% of homes in Stephenson County
  • Has a smaller lot than 98% of homes in Lake Summerset
  • Newer than 93% of homes in Stephenson County

What homes are worth in Davis 61019

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

This home
$111K$659K

This home is worth more than 73% of homes in Davis 61019.

How it measures up in Davis 61019

The dot is this home. The mark in the middle is the typical home in Davis 61019.

Estimated value$349,759
CheaperTypical $277,507Pricier

Pricier than 73% of homes nearby

Price per ft²$84
CheaperTypical $97Pricier

Pricier than 25% of homes nearby

Living area4,175 ft²
SmallerTypical 2,765 ft²Bigger

Bigger than 92% of homes nearby

Lot size0.34 ac
SmallerTypical 0.38 acBigger

Bigger than 10% of homes nearby

Year built1997
OlderTypical 1986Newer

Newer than 79% of homes nearby

How 645 Knollwood Rd ranks against every home in each area.
MeasureThis homeLake SummersetDavis 61019Stephenson County
Estimated valuepricier than$349,75969% of homes73% of homes92% of homes
Price per ft²pricier than$8410% of homes25% of homes44% of homes
Living areabigger than4,175 ft²92% of homes92% of homes97% of homes
Lot sizebigger than0.34 ac2% of homes10% of homes53% of homes
Year builtnewer than199774% of homes79% of homes93% of homes

About 645 Knollwood Rd

How much is 645 Knollwood Rd, Davis, IL worth?

The TopHap Estimate for 645 Knollwood Rd, Davis, IL is $349,759 as of Sep 24, 2026. The likely range is $294,532 to $404,986. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 645 Knollwood Rd, Davis, IL last sell?

645 Knollwood Rd, Davis, IL last sold on Sep 30, 2020 for $215,000, according to the county's recorded deed.

How big is 645 Knollwood Rd, Davis, IL?

645 Knollwood Rd, Davis, IL has 4 bedrooms, 2.5 bathrooms, 4,175 square feet of living space and a 0.34-acre lot.

When was 645 Knollwood Rd, Davis, IL built?

645 Knollwood Rd, Davis, IL was built in 1997, making it 29 years old. The building has 2 stories.

What schools serve 645 Knollwood Rd, Davis, IL?

645 Knollwood Rd, Davis, IL is assigned to Dakota Jr Sr High School (middle), rated B+; Dakota Elementary School (elementary), rated B. All sit in Dakota Community Unit School District 201. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 645 Knollwood Rd, Davis, IL compare to other homes in Davis 61019?

Among the 1,758 homes in Davis 61019, it is worth more than 73% of them ($349,759 against a typical $277,507), its price per square foot is higher than 25% of them ($84 against a typical $97), it is bigger than 92% of them (4,175 ft² against a typical 2,765 ft²), its lot is bigger than 10% of them (0.34 ac against a typical 0.38 ac) and it is newer than 79% of them (1997 against a typical 1986). Measured against all of Stephenson County, it is worth more than 92% 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 645 Knollwood Rd, Davis, IL?

The 2025 property tax bill for 645 Knollwood Rd, Davis, IL was $6,539. The county assessed it at $89,397.

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