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Single Family ResidenceResidential
$582,341$305 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $250,000 on Dec 27, 2016

640 RANCE RD # D

OSWEGO, IL 60543
Building report
2 / 1
Baths
1,910 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.
3 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$582K
$549K low$616K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$250,000 · Dec 27, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,266 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$148,327 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$38,969
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$109,358
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$148,327
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$444,981

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.26
64
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
25
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
45
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.30 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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
CountyKendall
Lot (acres)The size of the land the home sits on, from county records.3.00
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.Gas
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(3)

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
Oswego East High SchoolA
High · Grades 9–12 · 1.7 mi
M
Murphy Junior High SchoolB
Middle · Grades 6–8 · 2.4 mi
E
Grande Park Elementary SchoolA
Elementary · Grades KG–5 · 2.5 mi

District: Oswego Community Unit School District 308

Neighborhood · ZIP 60543These 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.72
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 100.51

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.97%
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.3.1%
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.49,227
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,097 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$116,485
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,927
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.37 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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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

640 Rance Rd # D 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 93% of homes in Kendall County
  • Costs more per square foot than 98% of homes in Oswego 60543
  • Has a bigger lot than 98% of homes in Oswego 60543
  • Older than 87% of homes in Oswego 60543

What homes are worth in Oswego 60543

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

This home
$171K$715K

This home is worth more than 92% of homes in Oswego 60543.

How it measures up in Oswego 60543

The dot is this home. The mark in the middle is the typical home in Oswego 60543.

Estimated value$582,341
CheaperTypical $413,822Pricier

Pricier than 92% of homes nearby

Price per ft²$305
CheaperTypical $194Pricier

Pricier than 98% of homes nearby

Living area1,910 ft²
SmallerTypical 2,132 ft²Bigger

Bigger than 42% of homes nearby

Lot size3 ac
SmallerTypical 0.25 acBigger

Bigger than 98% of homes nearby

Year built1973
OlderTypical 2001Newer

Newer than 13% of homes nearby

How 640 Rance Rd # D ranks against every home in each area.
MeasureThis homeOswego 60543Kendall County
Estimated valuepricier than$582,34192% of homes93% of homes
Price per ft²pricier than$30598% of homes98% of homes
Living areabigger than1,910 ft²42% of homes48% of homes
Lot sizebigger than3 ac98% of homes96% of homes
Year builtnewer than197313% of homes17% of homes

About 640 Rance Rd # D

How much is 640 Rance Rd # D, Oswego, IL worth?

The TopHap Estimate for 640 Rance Rd # D, Oswego, IL is $582,341 as of Aug 30, 2026. The likely range is $549,143 to $615,539. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 640 Rance Rd # D, Oswego, IL last sell?

640 Rance Rd # D, Oswego, IL last sold on Dec 27, 2016 for $250,000, according to the county's recorded deed.

How big is 640 Rance Rd # D, Oswego, IL?

640 Rance Rd # D, Oswego, IL has 2 bathrooms, 1,910 square feet of living space and a 3.00-acre lot.

When was 640 Rance Rd # D, Oswego, IL built?

640 Rance Rd # D, Oswego, IL was built in 1973, making it 53 years old. The building has 2 stories.

What schools serve 640 Rance Rd # D, Oswego, IL?

640 Rance Rd # D, Oswego, IL is assigned to Oswego East High School (high), rated A; Murphy Junior High School (middle), rated B; Grande Park Elementary School (elementary), rated A. All sit in Oswego Community Unit School District 308. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 640 Rance Rd # D, Oswego, IL compare to other homes in Oswego 60543?

Among the 13,625 homes in Oswego 60543, it is worth more than 92% of them ($582,341 against a typical $413,822), its price per square foot is higher than 98% of them ($305 against a typical $194), it is bigger than 42% of them (1,910 ft² against a typical 2,132 ft²), its lot is bigger than 98% of them (3 ac against a typical 0.25 ac) and it is newer than 13% of them (1973 against a typical 2001). Measured against all of Kendall County, it is worth more than 93% 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 640 Rance Rd # D, Oswego, IL?

The 2024 property tax bill for 640 Rance Rd # D, Oswego, IL was $11,266. The county assessed it at $148,327.

More homes on Rance Rd # D

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Assigned schools

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