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Single Family ResidenceResidential
$218,436$137 / 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 95How 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 $48,089 on May 11, 2015

120 ALDER AVE

ROCKFORD, IL 61107
4
Beds
2
Baths
1,598 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.
0.18 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.
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$218K
$208K low$229K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$48,089 · May 11, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,528 (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.$45,959 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,738
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$41,221
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$41,245
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$137,877

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.32
1
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.
68
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
61
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.Ranch
CountyWINNEBAGO
Lot (acres)The size of the land the home sits on, from county records.0.18
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, Attached
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 · 348 ft²

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.

Foreclosure Filings(4)

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

E
Gregory Elementary SchoolD
Elementary · Grades KG–5 · 0.8 mi
M
Eisenhower Middle SchoolD
Middle · Grades 6–8 · 1.9 mi
H
Guilford High SchoolD
High · Grades 9–12 · 2.5 mi

District: Rockford School District 205

Neighborhood · ZIP 61107These 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.89
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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.29,768
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,019 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,050
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$94,291
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.34 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

120 Alder 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.

  • Smaller than 69% of homes in Rockford 61107
  • Has a smaller lot than 76% of homes in Rockford 61107
  • Newer than 92% of homes in Rockford 61107

What homes are worth in Rockford 61107

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

This home
$104K$589K

This home is worth more than 42% of homes in Rockford 61107.

How it measures up in Rockford 61107

The dot is this home. The mark in the middle is the typical home in Rockford 61107.

Estimated value$218,436
CheaperTypical $237,594Pricier

Pricier than 42% of homes nearby

Price per ft²$137
CheaperTypical $128Pricier

Pricier than 60% of homes nearby

Living area1,598 ft²
SmallerTypical 1,922 ft²Bigger

Bigger than 31% of homes nearby

Lot size0.18 ac
SmallerTypical 0.26 acBigger

Bigger than 24% of homes nearby

Year built1997
OlderTypical 1959Newer

Newer than 92% of homes nearby

How 120 Alder Ave ranks against every home in each area.
MeasureThis homeRockford 61107Winnebago County
Estimated valuepricier than$218,43642% of homes52% of homes
Price per ft²pricier than$13760% of homes55% of homes
Living areabigger than1,598 ft²31% of homes52% of homes
Lot sizebigger than0.18 ac24% of homes25% of homes
Year builtnewer than199792% of homes85% of homes

About 120 Alder Ave

How much is 120 Alder Ave, Rockford, IL worth?

The TopHap Estimate for 120 Alder Ave, Rockford, IL is $218,436 as of Sep 24, 2026. The likely range is $207,779 to $229,093. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 120 Alder Ave, Rockford, IL last sell?

120 Alder Ave, Rockford, IL last sold on May 11, 2015 for $48,089, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 120 Alder Ave, Rockford, IL?

120 Alder Ave, Rockford, IL has 4 bedrooms, 2 bathrooms, 1,598 square feet of living space and a 0.18-acre lot.

When was 120 Alder Ave, Rockford, IL built?

120 Alder Ave, Rockford, IL was built in 1997, making it 29 years old. It is a ranch home. The building has 1 story.

What schools serve 120 Alder Ave, Rockford, IL?

120 Alder Ave, Rockford, IL is assigned to Gregory Elementary School (elementary), rated D; Eisenhower Middle School (middle), rated D; 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 120 Alder Ave, Rockford, IL compare to other homes in Rockford 61107?

Among the 11,011 homes in Rockford 61107, it is worth more than 42% of them ($218,436 against a typical $237,594), its price per square foot is higher than 60% of them ($137 against a typical $128), it is bigger than 31% of them (1,598 ft² against a typical 1,922 ft²), its lot is bigger than 24% of them (0.18 ac against a typical 0.26 ac) and it is newer than 92% of them (1997 against a typical 1959). Measured against all of Winnebago County, it is worth more than 52% 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 120 Alder Ave, Rockford, IL?

The 2025 property tax bill for 120 Alder Ave, Rockford, IL was $3,528. The county assessed it at $45,959.

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