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Single Family ResidenceResidential
$384,900$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 93How 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 $229,900 on May 8, 2017

6156 SOUTHDOWN LN

ROSCOE, IL 61073
4
Beds
3
Baths
2,912 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.
1.13 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.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$385K
$359K low$411K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$229,900 · May 8, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,976 (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.$108,481 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,464
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$94,017
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$98,655
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$325,443

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.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
22
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
69
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
63
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
31
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyWINNEBAGO
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 100 ft²

Transaction History(5)

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
Ralston Elementary SchoolB
Elementary · Grades 1–5 · 3.1 mi
H
Harlem High SchoolC-
High · Grades 9–12 · 3.2 mi
M
Harlem Middle SchoolC
Middle · Grades 6–8 · 5.7 mi

District: Harlem Unit School District 122

Neighborhood · ZIP 61073These 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.42
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 100.33

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.20,151
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.730 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$100,696
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,657
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

6156 Southdown Ln 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 Winnebago County
  • Costs less per square foot than 97% of homes in Roscoe 61073
  • Bigger than 97% of homes in Roscoe 61073
  • Has a bigger lot than 90% of homes in Winnebago County
  • Newer than 85% of homes in Winnebago County

What homes are worth in Roscoe 61073

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

This home
$181K$652K

This home is worth more than 72% of homes in Roscoe 61073.

How it measures up in Roscoe 61073

The dot is this home. The mark in the middle is the typical home in Roscoe 61073.

Estimated value$384,900
CheaperTypical $325,708Pricier

Pricier than 72% of homes nearby

Price per ft²$132
CheaperTypical $209Pricier

Pricier than 3% of homes nearby

Living area2,912 ft²
SmallerTypical 1,578 ft²Bigger

Bigger than 97% of homes nearby

Lot size1.13 ac
SmallerTypical 0.59 acBigger

Bigger than 83% of homes nearby

Year built1997
OlderTypical 1991Newer

Newer than 66% of homes nearby

How 6156 Southdown Ln ranks against every home in each area.
MeasureThis homeRoscoe 61073Winnebago County
Estimated valuepricier than$384,90072% of homes92% of homes
Price per ft²pricier than$1323% of homes52% of homes
Living areabigger than2,912 ft²97% of homes91% of homes
Lot sizebigger than1.13 ac83% of homes90% of homes
Year builtnewer than199766% of homes85% of homes

About 6156 Southdown Ln

How much is 6156 Southdown Ln, Roscoe, IL worth?

The TopHap Estimate for 6156 Southdown Ln, Roscoe, IL is $384,900 as of Sep 24, 2026. The likely range is $359,207 to $410,593. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6156 Southdown Ln, Roscoe, IL last sell?

6156 Southdown Ln, Roscoe, IL last sold on May 8, 2017 for $229,900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 6156 Southdown Ln, Roscoe, IL?

6156 Southdown Ln, Roscoe, IL has 4 bedrooms, 3 bathrooms and 2,912 square feet of living space.

When was 6156 Southdown Ln, Roscoe, IL built?

6156 Southdown Ln, Roscoe, IL was built in 1997, making it 29 years old. It is a colonial home. The building has 2 stories.

What schools serve 6156 Southdown Ln, Roscoe, IL?

6156 Southdown Ln, Roscoe, IL is assigned to Ralston Elementary School (elementary), rated B; Harlem High School (high), rated C-; Harlem Middle School (middle), rated C. All sit in Harlem Unit School District 122. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6156 Southdown Ln, Roscoe, IL compare to other homes in Roscoe 61073?

Among the 7,162 homes in Roscoe 61073, it is worth more than 72% of them ($384,900 against a typical $325,708), its price per square foot is higher than 3% of them ($132 against a typical $209), it is bigger than 97% of them (2,912 ft² against a typical 1,578 ft²), its lot is bigger than 83% of them (1.13 ac against a typical 0.59 ac) and it is newer than 66% of them (1997 against a typical 1991). Measured against all of Winnebago 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 6156 Southdown Ln, Roscoe, IL?

The 2025 property tax bill for 6156 Southdown Ln, Roscoe, IL was $7,976. The county assessed it at $108,481.

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