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Single Family ResidenceResidential
$179,259$97 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

3415 GRANT AVE

ROCKFORD, IL 61103
4
Beds
2
Baths
1,844 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.
1956
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
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

$179K
$158K low$201K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,034 (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.$45,360 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,227
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$40,133
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$40,707
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$136,080

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.
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.Cape Cod
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(1)

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 SchoolD+
Elementary · Grades KG–5 · 0.1 mi
M
West Middle SchoolF
Middle · Grades 6–8 · 1.4 mi
H
Auburn High SchoolD+
High · Grades 9–12 · 3.2 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%

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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

3415 Grant 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 more than 76% of homes in Halsted Road
  • Costs less per square foot than 74% of homes in Winnebago County
  • Bigger than 71% of homes in Halsted Road
  • Has a bigger lot than 66% of homes in Rockford 61103
  • Newer than 79% 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
$83K$494K

This home is worth more than 69% 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$179,259
CheaperTypical $149,290Pricier

Pricier than 69% of homes nearby

Price per ft²$97
CheaperTypical $99Pricier

Pricier than 47% of homes nearby

Living area1,844 ft²
SmallerTypical 1,564 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.22 ac
SmallerTypical 0.17 acBigger

Bigger than 66% of homes nearby

Year built1956
OlderTypical 1940Newer

Newer than 79% of homes nearby

How 3415 Grant Ave ranks against every home in each area.
MeasureThis homeHalsted RoadRockford 61103Winnebago County
Estimated valuepricier than$179,25976% of homes69% of homes37% of homes
Price per ft²pricier than$9747% of homes47% of homes26% of homes
Living areabigger than1,844 ft²71% of homes68% of homes66% of homes
Lot sizebigger than0.22 ac49% of homes66% of homes34% of homes
Year builtnewer than195661% of homes79% of homes36% of homes

About 3415 Grant Ave

How much is 3415 Grant Ave, Rockford, IL worth?

The TopHap Estimate for 3415 Grant Ave, Rockford, IL is $179,259 as of Oct 21, 2026. The likely range is $157,794 to $200,724. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3415 Grant Ave, Rockford, IL last sell?

3415 Grant Ave, Rockford, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3415 Grant Ave, Rockford, IL?

3415 Grant Ave, Rockford, IL has 4 bedrooms, 2 bathrooms, 1,844 square feet of living space and a 0.22-acre lot.

When was 3415 Grant Ave, Rockford, IL built?

3415 Grant Ave, Rockford, IL was built in 1956, making it 70 years old. It is a cape cod home. The building has 1 story.

What schools serve 3415 Grant Ave, Rockford, IL?

3415 Grant Ave, Rockford, IL is assigned to West View Elementary School (elementary), rated D+; West Middle School (middle), rated F; 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 3415 Grant Ave, Rockford, IL compare to other homes in Rockford 61103?

Among the 7,539 homes in Rockford 61103, it is worth more than 69% of them ($179,259 against a typical $149,290), its price per square foot is higher than 47% of them ($97 against a typical $99), it is bigger than 68% of them (1,844 ft² against a typical 1,564 ft²), its lot is bigger than 66% of them (0.22 ac against a typical 0.17 ac) and it is newer than 79% of them (1956 against a typical 1940). Measured against all of Winnebago County, it is worth more than 37% 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 3415 Grant Ave, Rockford, IL?

The 2025 property tax bill for 3415 Grant Ave, Rockford, IL was $3,034. The county assessed it at $45,360.

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