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Residential (General/Single)Residential
$249,614
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 89How 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

4050 OLIVER LN

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

Valuation

$250K
$221K low$278K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$52 (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.$591 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$591
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$530
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,773

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.35
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
11
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.
65
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.Residential (General/Single)
CountyWINNEBAGO
Lot (acres)The size of the land the home sits on, from county records.0.27
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
Auburn High SchoolD+
High · Grades 9–12 · 0.4 mi
M
Kennedy Middle SchoolF
Middle · Grades 6–8 · 0.4 mi
E
McIntosh Elementary SchoolF
Elementary · Grades KG–5 · 0.5 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

4050 Oliver 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 66% 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
$48K$350K

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$249,614
CheaperTypical $102,060Pricier

Pricier than 91% of homes nearby

Lot size0.27 ac
SmallerTypical 0.19 acBigger

Bigger than 66% of homes nearby

How 4050 Oliver Ln ranks against every home in each area.
MeasureThis homeRockford 61101Winnebago County
Estimated valuepricier than$249,61491% of homes62% of homes
Lot sizebigger than0.27 ac66% of homes46% of homes

About 4050 Oliver Ln

How much is 4050 Oliver Ln, Rockford, IL worth?

The TopHap Estimate for 4050 Oliver Ln, Rockford, IL is $249,614 as of Oct 21, 2026. The likely range is $221,338 to $277,890. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4050 Oliver Ln, Rockford, IL last sell?

4050 Oliver Ln, Rockford, IL last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve 4050 Oliver Ln, Rockford, IL?

4050 Oliver Ln, Rockford, IL is assigned to Auburn High School (high), rated D+; Kennedy Middle School (middle), rated F; McIntosh Elementary School (elementary), rated F. All sit in Rockford School District 205. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4050 Oliver 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 ($249,614 against a typical $102,060) and its lot is bigger than 66% of them (0.27 ac against a typical 0.19 ac). Measured against all of Winnebago County, it is worth more than 62% 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 4050 Oliver Ln, Rockford, IL?

The 2025 property tax bill for 4050 Oliver Ln, Rockford, IL was $52. The county assessed it at $591.

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