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Residential - Vacant LandResidential
$82,099
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 84How 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

517 N HORACE AVE

ROCKFORD, IL 61101
3
Beds
0
Baths
0.16 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.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$82K
$69K low$95K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$69 (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.$777 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$777
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$697
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,331

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.33
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.
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.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential - Vacant Land
CountyWINNEBAGO
Lot (acres)The size of the land the home sits on, from county records.0.16
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.None
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
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(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.

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

E
McIntosh Elementary SchoolC-
Elementary · Grades KG–5 · 0.3 mi
M
Kennedy Middle SchoolD-
Middle · Grades 6–8 · 0.4 mi
H
Auburn High SchoolD-
High · Grades 9–12 · 0.6 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

517 N Horace 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 92% of homes in Winnebago County
  • Has a smaller lot than 85% of homes in Winnebago County
  • Older than 83% of homes in Winnebago County

What homes are worth in Rockford 61101

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

This home
$48K$325K

This home is worth more than 31% 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.

Estimated value$82,099
CheaperTypical $101,066Pricier

Pricier than 31% of homes nearby

Lot size0.16 ac
SmallerTypical 0.18 acBigger

Bigger than 41% of homes nearby

Year built1936
OlderTypical 1950Newer

Newer than 30% of homes nearby

How 517 N Horace Ave ranks against every home in each area.
MeasureThis homeWest Gateway CoalitionRockford 61101Winnebago County
Estimated valuepricier than$82,09969% of homes31% of homes8% of homes
Lot sizebigger than0.16 ac58% of homes41% of homes15% of homes
Year builtnewer than193661% of homes30% of homes17% of homes

About 517 N Horace Ave

How much is 517 N Horace Ave, Rockford, IL worth?

The TopHap Estimate for 517 N Horace Ave, Rockford, IL is $82,099 as of Jul 14, 2026. The likely range is $69,246 to $94,952. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 517 N Horace Ave, Rockford, IL last sell?

517 N Horace Ave, Rockford, IL last sold on Oct 12, 2017, according to the county's recorded deed.

How big is 517 N Horace Ave, Rockford, IL?

517 N Horace Ave, Rockford, IL has 3 bedrooms and a 0.16-acre lot.

When was 517 N Horace Ave, Rockford, IL built?

517 N Horace Ave, Rockford, IL was built in 1936, making it 90 years old. The building has 1 story.

What schools serve 517 N Horace Ave, Rockford, IL?

517 N Horace Ave, Rockford, IL is assigned to McIntosh Elementary School (elementary), rated C-; Kennedy 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 517 N Horace Ave, Rockford, IL compare to other homes in Rockford 61101?

Among the 6,663 homes in Rockford 61101, it is worth more than 31% of them ($82,099 against a typical $101,066), its lot is bigger than 41% of them (0.16 ac against a typical 0.18 ac) and it is newer than 30% of them (1936 against a typical 1950). Measured against all of Winnebago County, it is worth more than 8% 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 517 N Horace Ave, Rockford, IL?

The 2025 property tax bill for 517 N Horace Ave, Rockford, IL was $69. The county assessed it at $777.

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