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Single Family ResidenceResidential
$251,912
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 Oct 21, 2026
Last sold for $240,000 on Oct 10, 2025

4979 SUDBURY LN

ROCKFORD, IL 61101
0
Baths
0.63 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$252K
$226K low$278K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$240,000 · Oct 10, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,069 (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.$78,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$12,815
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$65,585
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$70,377
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$235,200

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.34
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.
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
CountyWINNEBAGO
Lot (acres)The size of the land the home sits on, from county records.0.63
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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 · 2.3 mi
M
West Middle SchoolF
Middle · Grades 6–8 · 2.9 mi
H
Auburn High SchoolD+
High · Grades 9–12 · 3.1 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

4979 Sudbury Ln 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 91% of homes in Rockford 61101
  • Has a bigger lot than 85% of homes in Rockford 61101

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
$50K$341K

This home is worth more than 91% 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$251,912
CheaperTypical $102,088Pricier

Pricier than 91% of homes nearby

Lot size0.63 ac
SmallerTypical 0.18 acBigger

Bigger than 85% of homes nearby

How 4979 Sudbury Ln ranks against every home in each area.
MeasureThis homeRockford 61101Winnebago County
Estimated valuepricier than$251,91291% of homes63% of homes
Lot sizebigger than0.63 ac85% of homes81% of homes

About 4979 Sudbury Ln

How much is 4979 Sudbury Ln, Rockford, IL worth?

The TopHap Estimate for 4979 Sudbury Ln, Rockford, IL is $251,912 as of Oct 21, 2026. The likely range is $225,813 to $278,011. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4979 Sudbury Ln, Rockford, IL last sell?

4979 Sudbury Ln, Rockford, IL last sold on Oct 10, 2025 for $240,000, according to the county's recorded deed.

What schools serve 4979 Sudbury Ln, Rockford, IL?

4979 Sudbury Ln, 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 4979 Sudbury Ln, Rockford, IL compare to other homes in Rockford 61101?

Among the 6,663 homes in Rockford 61101, it is worth more than 91% of them ($251,912 against a typical $102,088) and its lot is bigger than 85% of them (0.63 ac against a typical 0.18 ac). Measured against all of Winnebago County, it is worth more than 63% 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 4979 Sudbury Ln, Rockford, IL?

The 2025 property tax bill for 4979 Sudbury Ln, Rockford, IL was $5,069. The county assessed it at $78,400.

More homes on Sudbury Ln

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Assigned schools

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