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Single Family ResidenceResidential
$51,564$38 / 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 Sep 24, 2026
Last sold for $21,000 on Oct 19, 2021

523 MICHIGAN AVE

ROCKFORD, IL 61102
2
Beds
1
Baths
1,372 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.
1920
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

$52K
$49K 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.$21,000 · Oct 19, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$960 (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.$10,870 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,488
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$9,382
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$9,755
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$32,610

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.0.15
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(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
Lathrop Elementary SchoolD+
Elementary · Grades KG–5 · 0.6 mi
M
RESA Middle SchoolD
Middle · Grades 6–8 · 1.0 mi
H
Jefferson High SchoolF
High · Grades 9–12 · 4.6 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

523 Michigan 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.

  • Worth less than 98% of homes in Winnebago County
  • Among the lowest price per square foot in Winnebago County
  • Has a smaller lot than 89% of homes in Winnebago County
  • Older than 91% 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
$38K$441K

This home is worth more than 9% 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$51,564
CheaperTypical $100,836Pricier

Pricier than 9% of homes nearby

Price per ft²$38
CheaperTypical $80Pricier

Pricier than 5% of homes nearby

Living area1,372 ft²
SmallerTypical 1,399 ft²Bigger

Bigger than 48% of homes nearby

Lot size0.15 ac
SmallerTypical 0.25 acBigger

Bigger than 18% of homes nearby

Year built1920
OlderTypical 1949Newer

Newer than 21% of homes nearby

How 523 Michigan Ave ranks against every home in each area.
MeasureThis homeSwifftRockford 61102Winnebago County
Estimated valuepricier than$51,56415% of homes9% of homes2% of homes
Price per ft²pricier than$387% of homes5% of homesalmost no homes
Living areabigger than1,372 ft²60% of homes48% of homes36% of homes
Lot sizebigger than0.15 ac23% of homes18% of homes11% of homes
Year builtnewer than192023% of homes21% of homes9% of homes

About 523 Michigan Ave

How much is 523 Michigan Ave, Rockford, IL worth?

The TopHap Estimate for 523 Michigan Ave, Rockford, IL is $51,564 as of Sep 24, 2026. The likely range is $49,299 to $53,829. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 523 Michigan Ave, Rockford, IL last sell?

523 Michigan Ave, Rockford, IL last sold on Oct 19, 2021 for $21,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 523 Michigan Ave, Rockford, IL?

523 Michigan Ave, Rockford, IL has 2 bedrooms, 1 bathrooms, 1,372 square feet of living space and a 0.15-acre lot.

When was 523 Michigan Ave, Rockford, IL built?

523 Michigan Ave, Rockford, IL was built in 1920, making it 106 years old. It is a bungalow home. The building has 1 story.

What schools serve 523 Michigan Ave, Rockford, IL?

523 Michigan Ave, Rockford, IL is assigned to Lathrop Elementary School (elementary), rated D+; RESA Middle School (middle), rated D; Jefferson High School (high), rated F. All sit in Rockford School District 205. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 523 Michigan Ave, Rockford, IL compare to other homes in Rockford 61102?

Among the 5,908 homes in Rockford 61102, it is worth more than 9% of them ($51,564 against a typical $100,836), its price per square foot is higher than 5% of them ($38 against a typical $80), it is bigger than 48% of them (1,372 ft² against a typical 1,399 ft²), its lot is bigger than 18% of them (0.15 ac against a typical 0.25 ac) and it is newer than 21% of them (1920 against a typical 1949). Measured against all of Winnebago County, it is worth more than 2% 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 523 Michigan Ave, Rockford, IL?

The 2025 property tax bill for 523 Michigan Ave, Rockford, IL was $960. The county assessed it at $10,870.

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