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Single Family ResidenceResidential
$329,941$128 / 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 92How 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
Last sold for $280,000 on Jun 7, 2024

309 CALVIN PARK BLVD N

ROCKFORD, IL 61107
3
Beds
2
Baths
2,569 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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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

$330K
$305K low$355K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$280,000 · Jun 7, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,895 (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.$72,767 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,723
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$58,044
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$65,303
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$218,301

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.
61
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.0.30
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Pier/Post & Beam
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
FireplaceWhether the home has a fireplace, and what kind.Yes
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
Johnson Elementary SchoolD+
Elementary · Grades KG–5 · 0.7 mi
H
East High SchoolF
High · Grades 9–12 · 0.8 mi
M
Lincoln Middle SchoolF
Middle · Grades 6–8 · 1.1 mi

District: Rockford School District 205

Neighborhood · ZIP 61107These 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.89
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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.29,768
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,019 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,050
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$94,291
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.34 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

309 Calvin Park Blvd N 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 85% of homes in Winnebago County
  • Bigger than 86% of homes in Winnebago County
  • Older than 73% of homes in Rockford 61107

What homes are worth in Rockford 61107

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

This home
$104K$576K

This home is worth more than 80% of homes in Rockford 61107.

How it measures up in Rockford 61107

The dot is this home. The mark in the middle is the typical home in Rockford 61107.

Estimated value$329,941
CheaperTypical $236,064Pricier

Pricier than 80% of homes nearby

Price per ft²$128
CheaperTypical $126Pricier

Pricier than 53% of homes nearby

Living area2,569 ft²
SmallerTypical 1,930 ft²Bigger

Bigger than 78% of homes nearby

Lot size0.3 ac
SmallerTypical 0.26 acBigger

Bigger than 61% of homes nearby

Year built1950
OlderTypical 1959Newer

Newer than 27% of homes nearby

How 309 Calvin Park Blvd N ranks against every home in each area.
MeasureThis homeRockford 61107Winnebago County
Estimated valuepricier than$329,94180% of homes85% of homes
Price per ft²pricier than$12853% of homes50% of homes
Living areabigger than2,569 ft²78% of homes86% of homes
Lot sizebigger than0.3 ac61% of homes54% of homes
Year builtnewer than195027% of homes28% of homes

About 309 Calvin Park Blvd N

How much is 309 Calvin Park Blvd N, Rockford, IL worth?

The TopHap Estimate for 309 Calvin Park Blvd N, Rockford, IL is $329,941 as of Oct 21, 2026. The likely range is $304,567 to $355,315. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Calvin Park Blvd N, Rockford, IL last sell?

309 Calvin Park Blvd N, Rockford, IL last sold on Jun 7, 2024 for $280,000, according to the county's recorded deed.

How big is 309 Calvin Park Blvd N, Rockford, IL?

309 Calvin Park Blvd N, Rockford, IL has 3 bedrooms, 2 bathrooms, 2,569 square feet of living space and a 0.30-acre lot.

When was 309 Calvin Park Blvd N, Rockford, IL built?

309 Calvin Park Blvd N, Rockford, IL was built in 1950, making it 76 years old. It is a cape cod home. The building has 1 story.

What schools serve 309 Calvin Park Blvd N, Rockford, IL?

309 Calvin Park Blvd N, Rockford, IL is assigned to Johnson Elementary School (elementary), rated D+; East High School (high), rated F; Lincoln Middle School (middle), rated F. All sit in Rockford School District 205. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 Calvin Park Blvd N, Rockford, IL compare to other homes in Rockford 61107?

Among the 11,011 homes in Rockford 61107, it is worth more than 80% of them ($329,941 against a typical $236,064), its price per square foot is higher than 53% of them ($128 against a typical $126), it is bigger than 78% of them (2,569 ft² against a typical 1,930 ft²), its lot is bigger than 61% of them (0.3 ac against a typical 0.26 ac) and it is newer than 27% of them (1950 against a typical 1959). Measured against all of Winnebago County, it is worth more than 85% 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 309 Calvin Park Blvd N, Rockford, IL?

The 2025 property tax bill for 309 Calvin Park Blvd N, Rockford, IL was $5,895. The county assessed it at $72,767.

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