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CondominiumResidential
$314,754$201 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $236,000 on May 13, 2015

904 WILLIAMSON CIR

ROCKTON, IL 61072
2
Beds
2
Baths
1,568 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.
13.09 ac
Lot SizeThe size of the land the home sits on, from county records.
1998
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.

Valuation

$315K
$303K low$327K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$236,000 · May 13, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,330 (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.$94,139 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$12,490
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$81,649
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$86,144
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$282,417

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.31
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
21
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.
62
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
3
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.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyWINNEBAGO
HeatingThe type of heating system in the home.Gas
CoolingThe type of cooling or air conditioning in the home.Central
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

Transaction History(3)

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.

M
Stephen Mack Middle SchoolB+
Middle · Grades 6–8 · 0.9 mi
H
Hononegah Chd High SchoolC
High · Grades 9–12 · 1.3 mi
E
Rockton Elementary School
Elementary · Grades PK–2 · 1.5 mi

District: Hononegah Community High School District 207

Neighborhood · ZIP 61072These 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.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.11,070
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.189 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$97,244
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$113,573
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%

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

904 Williamson Cir 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 84% of homes in Winnebago County
  • Costs more per square foot than 90% of homes in Winnebago County
  • Bigger than 71% of homes in Rockton 61072
  • Among the largest lots in Rockton 61072
  • Newer than 86% of homes in Winnebago County

What homes are worth in Rockton 61072

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

This home
$145K$576K

This home is worth more than 60% of homes in Rockton 61072.

How it measures up in Rockton 61072

The dot is this home. The mark in the middle is the typical home in Rockton 61072.

Estimated value$314,754
CheaperTypical $297,112Pricier

Pricier than 60% of homes nearby

Price per ft²$201
CheaperTypical $205Pricier

Pricier than 47% of homes nearby

Living area1,568 ft²
SmallerTypical 1,350 ft²Bigger

Bigger than 71% of homes nearby

Lot size13.09 ac
SmallerTypical 0.44 acBigger

Bigger than almost all homes nearby

Year built1998
OlderTypical 1992Newer

Newer than 66% of homes nearby

How 904 Williamson Cir ranks against every home in each area.
MeasureThis homeRockton 61072Winnebago County
Estimated valuepricier than$314,75460% of homes84% of homes
Price per ft²pricier than$20147% of homes90% of homes
Living areabigger than1,568 ft²71% of homes50% of homes
Lot sizebigger than13.09 acalmost all homesalmost all homes
Year builtnewer than199866% of homes86% of homes

About 904 Williamson Cir

How much is 904 Williamson Cir, Rockton, IL worth?

The TopHap Estimate for 904 Williamson Cir, Rockton, IL is $314,754 as of Jul 14, 2026. The likely range is $302,869 to $326,639. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 904 Williamson Cir, Rockton, IL last sell?

904 Williamson Cir, Rockton, IL last sold on May 13, 2015 for $236,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 904 Williamson Cir, Rockton, IL?

904 Williamson Cir, Rockton, IL has 2 bedrooms, 2 bathrooms and 1,568 square feet of living space.

When was 904 Williamson Cir, Rockton, IL built?

904 Williamson Cir, Rockton, IL was built in 1998, making it 28 years old. It is a ranch home. The building has 1 story.

What schools serve 904 Williamson Cir, Rockton, IL?

904 Williamson Cir, Rockton, IL is assigned to Stephen Mack Middle School (middle), rated B+; Hononegah Chd High School (high), rated C; Rockton Elementary School (elementary). All sit in Hononegah Community High School District 207. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 904 Williamson Cir, Rockton, IL compare to other homes in Rockton 61072?

Among the 4,008 homes in Rockton 61072, it is worth more than 60% of them ($314,754 against a typical $297,112), its price per square foot is higher than 47% of them ($201 against a typical $205), it is bigger than 71% of them (1,568 ft² against a typical 1,350 ft²), its lot is bigger than almost all of them (13.09 ac against a typical 0.44 ac) and it is newer than 66% of them (1998 against a typical 1992). Measured against all of Winnebago County, it is worth more than 84% 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 904 Williamson Cir, Rockton, IL?

The 2025 property tax bill for 904 Williamson Cir, Rockton, IL was $6,330. The county assessed it at $94,139.

More homes on Williamson Cir

Closest homes

More homes in Rockton 61072

Assigned schools

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