Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$151,760$133 / 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 Jul 14, 2026

3520 AVONDALE DR

ROCKFORD, IL 61103
3
Beds
1.5
Baths
1,144 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1962
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$152K
$141K low$162K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$151,760
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$121,408

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,165 (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.$37,317 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,482
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$30,835
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$33,489
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$111,951

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.
9
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.
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.Ranch
CountyWINNEBAGO
Lot (acres)The size of the land the home sits on, from county records.0.22
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
West View Elementary SchoolB-
Elementary · Grades KG–5 · 0.3 mi
M
West Middle SchoolD
Middle · Grades 6–8 · 1.5 mi
H
Auburn High SchoolD-
High · Grades 9–12 · 3.1 mi

District: Rockford School District 205

Neighborhood · ZIP 61103These 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.122
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.37

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
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.1.3%
PopulationHow many people live in this area.23,056
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,345 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$53,596
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$71,328
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

3520 Avondale Dr 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 less than 70% of homes in Winnebago County
  • Costs more per square foot than 95% of homes in Halsted Road
  • Smaller than 88% of homes in Halsted Road
  • Has a smaller lot than 66% of homes in Winnebago County
  • Newer than 89% of homes in Rockford 61103

What homes are worth in Rockford 61103

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

This home
$75K$504K

This home is worth more than 61% of homes in Rockford 61103.

How it measures up in Rockford 61103

The dot is this home. The mark in the middle is the typical home in Rockford 61103.

Estimated value$151,760
CheaperTypical $136,888Pricier

Pricier than 61% of homes nearby

Price per ft²$133
CheaperTypical $91Pricier

Pricier than 94% of homes nearby

Living area1,144 ft²
SmallerTypical 1,567 ft²Bigger

Bigger than 19% of homes nearby

Lot size0.22 ac
SmallerTypical 0.17 acBigger

Bigger than 65% of homes nearby

Year built1962
OlderTypical 1940Newer

Newer than 89% of homes nearby

How 3520 Avondale Dr ranks against every home in each area.
MeasureThis homeHalsted RoadRockford 61103Winnebago County
Estimated valuepricier than$151,76059% of homes61% of homes30% of homes
Price per ft²pricier than$13395% of homes94% of homes58% of homes
Living areabigger than1,144 ft²12% of homes19% of homes21% of homes
Lot sizebigger than0.22 ac49% of homes65% of homes34% of homes
Year builtnewer than196283% of homes89% of homes47% of homes

About 3520 Avondale Dr

How much is 3520 Avondale Dr, Rockford, IL worth?

The TopHap Estimate for 3520 Avondale Dr, Rockford, IL is $151,760 as of Jul 14, 2026. The likely range is $141,253 to $162,267. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3520 Avondale Dr, Rockford, IL last sell?

3520 Avondale Dr, Rockford, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3520 Avondale Dr, Rockford, IL?

3520 Avondale Dr, Rockford, IL has 3 bedrooms, 1.5 bathrooms, 1,144 square feet of living space and a 0.22-acre lot.

When was 3520 Avondale Dr, Rockford, IL built?

3520 Avondale Dr, Rockford, IL was built in 1962, making it 64 years old. It is a ranch home. The building has 1 story.

What schools serve 3520 Avondale Dr, Rockford, IL?

3520 Avondale Dr, Rockford, IL is assigned to West View Elementary School (elementary), rated B-; West Middle School (middle), rated D; Auburn 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 3520 Avondale Dr, Rockford, IL compare to other homes in Rockford 61103?

Among the 7,542 homes in Rockford 61103, it is worth more than 61% of them ($151,760 against a typical $136,888), its price per square foot is higher than 94% of them ($133 against a typical $91), it is bigger than 19% of them (1,144 ft² against a typical 1,567 ft²), its lot is bigger than 65% of them (0.22 ac against a typical 0.17 ac) and it is newer than 89% of them (1962 against a typical 1940). Measured against all of Winnebago County, it is worth more than 30% 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 3520 Avondale Dr, Rockford, IL?

The 2025 property tax bill for 3520 Avondale Dr, Rockford, IL was $1,165. The county assessed it at $37,317.

More homes on Avondale Dr

Closest homes

More homes in Rockford 61103

Assigned schools

Explore the area

See this home in context

Open 3520 Avondale Dr on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map