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Duplex (2 Units, Any Combination)Residential
Last sold for $190,000 on Nov 22, 2023

3123 SUMMERDALE AVE

ROCKFORD, IL 61101
4
Beds
2
Baths
1,586 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
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.
1
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.$190,000 · Nov 22, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,106 (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.$35,182 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,344
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$30,838
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$31,573
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$105,546

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.44
56
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
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.
65
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.20 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

Scores 0–100; higher = greater projected risk.

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.0.15
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Alley

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
West Middle SchoolD
Middle · Grades 6–8 · 0.6 mi
E
McIntosh Elementary SchoolC-
Elementary · Grades KG–5 · 1.9 mi
H
Guilford High SchoolD
High · Grades 9–12 · 5.1 mi

District: Rockford School District 205

Neighborhood · ZIP 61101These 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.131
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.39

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.9.7%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.30%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.19,188
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.457 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$50,496
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$62,438
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

3123 Summerdale Ave 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 72% of homes in Rockford 61101
  • Has a smaller lot than 89% of homes in Winnebago County
  • Newer than 76% of homes in Rockford 61101

How it measures up in Rockford 61101

The dot is this home. The mark in the middle is the typical home in Rockford 61101.

Living area1,586 ft²
SmallerTypical 1,310 ft²Bigger

Bigger than 72% of homes nearby

Lot size0.15 ac
SmallerTypical 0.18 acBigger

Bigger than 32% of homes nearby

Year built1960
OlderTypical 1950Newer

Newer than 76% of homes nearby

How 3123 Summerdale Ave ranks against every home in each area.
MeasureThis homeNorthwest UnitedRockford 61101Winnebago County
Living areabigger than1,586 ft²64% of homes72% of homes51% of homes
Lot sizebigger than0.15 ac29% of homes32% of homes11% of homes
Year builtnewer than196070% of homes76% of homes44% of homes

About 3123 Summerdale Ave

When did 3123 Summerdale Ave, Rockford, IL last sell?

3123 Summerdale Ave, Rockford, IL last sold on Nov 22, 2023 for $190,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3123 Summerdale Ave, Rockford, IL?

3123 Summerdale Ave, Rockford, IL has 4 bedrooms, 2 bathrooms, 1,586 square feet of living space and a 0.15-acre lot.

When was 3123 Summerdale Ave, Rockford, IL built?

3123 Summerdale Ave, Rockford, IL was built in 1960, making it 66 years old. It is a ranch home. The building has 1 story.

What schools serve 3123 Summerdale Ave, Rockford, IL?

3123 Summerdale Ave, Rockford, IL is assigned to West Middle School (middle), rated D; McIntosh Elementary School (elementary), rated C-; Guilford High School (high), rated D. All sit in Rockford School District 205. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3123 Summerdale Ave, Rockford, IL compare to other homes in Rockford 61101?

Among the 6,663 homes in Rockford 61101, it is bigger than 72% of them (1,586 ft² against a typical 1,310 ft²), its lot is bigger than 32% of them (0.15 ac against a typical 0.18 ac) and it is newer than 76% of them (1960 against a typical 1950). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 3123 Summerdale Ave, Rockford, IL?

The 2025 property tax bill for 3123 Summerdale Ave, Rockford, IL was $3,106. The county assessed it at $35,182.

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