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Single Family ResidenceResidential
$70,986$79 / 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 85How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

517 16TH AVE

ROCKFORD, IL 61104
2
Beds
1
Baths
898 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.
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.

Valuation

$71K
$60K low$82K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$512 (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.$11,794 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,130
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$7,664
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$10,584
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$35,382

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.
60
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.Bungalow
CountyWINNEBAGO
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

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 · 1.3 mi
M
RESA Middle SchoolD
Middle · Grades 6–8 · 1.8 mi
H
Jefferson High SchoolF
High · Grades 9–12 · 3.9 mi

District: Rockford School District 205

Neighborhood · ZIP 61104These 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.157
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.6.0%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.36%
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.17,656
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,783 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$34,362
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$47,725
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

517 16th 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 94% of homes in Winnebago County
  • Costs less per square foot than 84% of homes in Winnebago County
  • Smaller than 94% of homes in Rockford 61104
  • Older than 91% of homes in Winnebago County

What homes are worth in Rockford 61104

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

This home
$47K$202K

This home is worth more than 14% of homes in Rockford 61104.

How it measures up in Rockford 61104

The dot is this home. The mark in the middle is the typical home in Rockford 61104.

Estimated value$70,986
CheaperTypical $105,250Pricier

Pricier than 14% of homes nearby

Price per ft²$79
CheaperTypical $79Pricier

Pricier than 50% of homes nearby

Living area898 ft²
SmallerTypical 1,588 ft²Bigger

Bigger than 6% of homes nearby

Year built1920
OlderTypical 1920Newer

Newer than 53% of homes nearby

How 517 16th Ave ranks against every home in each area.
MeasureThis homeRockford 61104Winnebago County
Estimated valuepricier than$70,98614% of homes6% of homes
Price per ft²pricier than$7950% of homes16% of homes
Living areabigger than898 ft²6% of homes8% of homes
Year builtnewer than192053% of homes9% of homes

About 517 16th Ave

How much is 517 16th Ave, Rockford, IL worth?

The TopHap Estimate for 517 16th Ave, Rockford, IL is $70,986 as of Aug 30, 2026. The likely range is $60,228 to $81,744. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 517 16th Ave, Rockford, IL last sell?

517 16th Ave, Rockford, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 517 16th Ave, Rockford, IL?

517 16th Ave, Rockford, IL has 2 bedrooms, 1 bathrooms and 898 square feet of living space.

When was 517 16th Ave, Rockford, IL built?

517 16th 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 517 16th Ave, Rockford, IL?

517 16th 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 517 16th Ave, Rockford, IL compare to other homes in Rockford 61104?

Among the 4,606 homes in Rockford 61104, it is worth more than 14% of them ($70,986 against a typical $105,250), its price per square foot is higher than 50% of them ($79 against a typical $79), it is bigger than 6% of them (898 ft² against a typical 1,588 ft²) and it is newer than 53% of them (1920 against a typical 1920). Measured against all of Winnebago County, it is worth more than 6% 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 16th Ave, Rockford, IL?

The 2025 property tax bill for 517 16th Ave, Rockford, IL was $512. The county assessed it at $11,794.

More homes on 16th Ave

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More homes in Rockford 61104

Assigned schools

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