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Single Family ResidenceResidential
$45,817$50 / 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 82How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $135,000 on Jun 14, 2019

3507 PRESTON ST

ROCKFORD, IL 61102
3
Beds
1
Baths
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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1936
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$46K
$37K low$54K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$135,000 · Jun 14, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$645 (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.$13,306 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$326
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$12,980
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$11,942
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$39,918

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.34
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
8
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
68
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
64
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.Bungalow
CountyWINNEBAGO
Lot (acres)The size of the land the home sits on, from county records.0.12
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

Foreclosure Filings(7)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Kennedy Middle SchoolD-
Middle · Grades 6–8 · 0.8 mi
H
Auburn High SchoolD-
High · Grades 9–12 · 1.1 mi
E
Ellis Elementary SchoolC-
Elementary · Grades KG–5 · 1.3 mi

District: Rockford School District 205

Neighborhood · ZIP 61102These 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.129
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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.8.4%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.23%
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.17,742
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.531 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$49,970
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$60,941
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.36 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

3507 Preston St 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.

  • Among the least valuable homes in Winnebago County
  • Costs less per square foot than 97% of homes in Winnebago County
  • Smaller than 92% of homes in Winnebago County
  • Has a smaller lot than 98% of homes in Winnebago County
  • Older than 83% of homes in Winnebago County

What homes are worth in Rockford 61102

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

This home
$39K$413K

This home is worth more than 5% of homes in Rockford 61102.

How it measures up in Rockford 61102

The dot is this home. The mark in the middle is the typical home in Rockford 61102.

Estimated value$45,817
CheaperTypical $96,355Pricier

Pricier than 5% of homes nearby

Price per ft²$50
CheaperTypical $75Pricier

Pricier than 17% of homes nearby

Living area912 ft²
SmallerTypical 1,392 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.12 ac
SmallerTypical 0.25 acBigger

Bigger than 3% of homes nearby

Year built1936
OlderTypical 1949Newer

Newer than 35% of homes nearby

How 3507 Preston St ranks against every home in each area.
MeasureThis homeSwifftRockford 61102Winnebago County
Estimated valuepricier than$45,8179% of homes5% of homesalmost no homes
Price per ft²pricier than$5020% of homes17% of homes3% of homes
Living areabigger than912 ft²16% of homes14% of homes8% of homes
Lot sizebigger than0.12 ac3% of homes3% of homes2% of homes
Year builtnewer than193637% of homes35% of homes17% of homes

About 3507 Preston St

How much is 3507 Preston St, Rockford, IL worth?

The TopHap Estimate for 3507 Preston St, Rockford, IL is $45,817 as of Aug 30, 2026. The likely range is $37,369 to $54,265. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3507 Preston St, Rockford, IL last sell?

3507 Preston St, Rockford, IL last sold on Jun 14, 2019 for $135,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 3507 Preston St, Rockford, IL?

3507 Preston St, Rockford, IL has 3 bedrooms, 1 bathrooms, 912 square feet of living space and a 0.12-acre lot.

When was 3507 Preston St, Rockford, IL built?

3507 Preston St, Rockford, IL was built in 1936, making it 90 years old. It is a bungalow home. The building has 1 story.

What schools serve 3507 Preston St, Rockford, IL?

3507 Preston St, Rockford, IL is assigned to Kennedy Middle School (middle), rated D-; Auburn High School (high), rated D-; Ellis Elementary School (elementary), rated C-. All sit in Rockford School District 205. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3507 Preston St, Rockford, IL compare to other homes in Rockford 61102?

Among the 5,908 homes in Rockford 61102, it is worth more than 5% of them ($45,817 against a typical $96,355), its price per square foot is higher than 17% of them ($50 against a typical $75), it is bigger than 14% of them (912 ft² against a typical 1,392 ft²), its lot is bigger than 3% of them (0.12 ac against a typical 0.25 ac) and it is newer than 35% of them (1936 against a typical 1949). Measured against all of Winnebago County, it is worth more than almost no 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 3507 Preston St, Rockford, IL?

The 2025 property tax bill for 3507 Preston St, Rockford, IL was $645. The county assessed it at $13,306.

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