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Single Family ResidenceResidential
$287,991$162 / 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 90How 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

4101 CALCUTTA DR

ROCKFORD, IL 61109
3
Beds
2
Baths
1,773 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.
0.73 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$288K
$260K low$316K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,594 (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.$85,911 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$11,484
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$74,427
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$77,712
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$257,733

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.
7
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
67
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
59
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
26
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
CountyWINNEBAGO
Lot (acres)The size of the land the home sits on, from county records.0.73
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.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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.

H
Jefferson High SchoolF
High · Grades 9–12 · 1.1 mi
E
Arthur W. Froberg Elementary SchoolD
Elementary · Grades KG–5 · 2.0 mi
M
Flinn Middle SchoolC-
Middle · Grades 6–8 · 3.4 mi

District: Rockford School District 205

Neighborhood · ZIP 61109These 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.100
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.42

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.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.26,851
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.669 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,982
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$73,739
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

4101 Calcutta Dr 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 88% of homes in Rockford 61109
  • Costs more per square foot than 91% of homes in Rockford 61109
  • Has a bigger lot than 87% of homes in Rockford 61109
  • Newer than 72% of homes in Rockford 61109

What homes are worth in Rockford 61109

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

This home
$49K$399K

This home is worth more than 88% of homes in Rockford 61109.

How it measures up in Rockford 61109

The dot is this home. The mark in the middle is the typical home in Rockford 61109.

Estimated value$287,991
CheaperTypical $194,881Pricier

Pricier than 88% of homes nearby

Price per ft²$162
CheaperTypical $91Pricier

Pricier than 91% of homes nearby

Living area1,773 ft²
SmallerTypical 1,879 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.73 ac
SmallerTypical 0.31 acBigger

Bigger than 87% of homes nearby

Year built1978
OlderTypical 1970Newer

Newer than 72% of homes nearby

How 4101 Calcutta Dr ranks against every home in each area.
MeasureThis homeRockford 61109Winnebago County
Estimated valuepricier than$287,99188% of homes74% of homes
Price per ft²pricier than$16291% of homes71% of homes
Living areabigger than1,773 ft²46% of homes62% of homes
Lot sizebigger than0.73 ac87% of homes84% of homes
Year builtnewer than197872% of homes67% of homes

About 4101 Calcutta Dr

How much is 4101 Calcutta Dr, Rockford, IL worth?

The TopHap Estimate for 4101 Calcutta Dr, Rockford, IL is $287,991 as of Sep 24, 2026. The likely range is $259,614 to $316,368. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4101 Calcutta Dr, Rockford, IL last sell?

4101 Calcutta Dr, Rockford, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 4101 Calcutta Dr, Rockford, IL?

4101 Calcutta Dr, Rockford, IL has 3 bedrooms, 2 bathrooms, 1,773 square feet of living space and a 0.73-acre lot.

When was 4101 Calcutta Dr, Rockford, IL built?

4101 Calcutta Dr, Rockford, IL was built in 1978, making it 48 years old. The building has 1 story.

What schools serve 4101 Calcutta Dr, Rockford, IL?

4101 Calcutta Dr, Rockford, IL is assigned to Jefferson High School (high), rated F; Arthur W. Froberg Elementary School (elementary), rated D; Flinn Middle School (middle), rated C-. All sit in Rockford School District 205. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4101 Calcutta Dr, Rockford, IL compare to other homes in Rockford 61109?

Among the 8,744 homes in Rockford 61109, it is worth more than 88% of them ($287,991 against a typical $194,881), its price per square foot is higher than 91% of them ($162 against a typical $91), it is bigger than 46% of them (1,773 ft² against a typical 1,879 ft²), its lot is bigger than 87% of them (0.73 ac against a typical 0.31 ac) and it is newer than 72% of them (1978 against a typical 1970). Measured against all of Winnebago County, it is worth more than 74% 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 4101 Calcutta Dr, Rockford, IL?

The 2025 property tax bill for 4101 Calcutta Dr, Rockford, IL was $5,594. The county assessed it at $85,911.

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