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Single Family ResidenceResidential
$375,000$320 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $165,000 on Jul 26, 2019

425 DOUGLAS ST

OSWEGO, IL 60543
3
Beds
1
Baths
1,172 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$375K
$365K low$385K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$165,000 · Jul 26, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,264 (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.$103,801 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$23,026
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$80,775
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$90,262
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$311,403

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.12
18
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
19
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
27
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.3 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.0.19
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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(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.

H
Oswego High SchoolA-
High · Grades 9–12 · 0.9 mi
M
Traughber Junior High SchoolB-
Middle · Grades 6–8 · 1.5 mi
E
Southbury Elementary SchoolB+
Elementary · Grades KG–5 · 1.7 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

425 Douglas St 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.

  • Among the highest price per square foot in Oswego 60543
  • Smaller than 93% of homes in Oswego 60543
  • Has a smaller lot than 78% of homes in Oswego 60543
  • Older than 96% 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
$235K$746K

This home is worth more than 37% 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$375,000
CheaperTypical $424,763Pricier

Pricier than 37% of homes nearby

Price per ft²$320
CheaperTypical $197Pricier

Pricier than almost all homes nearby

Living area1,172 ft²
SmallerTypical 2,132 ft²Bigger

Bigger than 7% of homes nearby

Lot size0.19 ac
SmallerTypical 0.25 acBigger

Bigger than 22% of homes nearby

Year built1955
OlderTypical 2001Newer

Newer than 4% of homes nearby

How 425 Douglas St ranks against every home in each area.
MeasureThis homeOswego 60543Kendall County
Estimated valuepricier than$375,00037% of homes43% of homes
Price per ft²pricier than$320almost all homesalmost all homes
Living areabigger than1,172 ft²7% of homes10% of homes
Lot sizebigger than0.19 ac22% of homes26% of homes
Year builtnewer than19554% of homes5% of homes

About 425 Douglas St

How much is 425 Douglas St, Oswego, IL worth?

The TopHap Estimate for 425 Douglas St, Oswego, IL is $375,000 as of Jul 14, 2026. The likely range is $364,947 to $385,053. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 425 Douglas St, Oswego, IL last sell?

425 Douglas St, Oswego, IL last sold on Jul 26, 2019 for $165,000, according to the county's recorded deed.

How big is 425 Douglas St, Oswego, IL?

425 Douglas St, Oswego, IL has 3 bedrooms, 1 bathrooms, 1,172 square feet of living space and a 0.19-acre lot.

When was 425 Douglas St, Oswego, IL built?

425 Douglas St, Oswego, IL was built in 1955, making it 71 years old. The building has 1 story.

What schools serve 425 Douglas St, Oswego, IL?

425 Douglas St, Oswego, IL is assigned to Oswego High School (high), rated A-; Traughber Junior High School (middle), rated B-; Southbury Elementary School (elementary), rated B+. All sit in Oswego Community Unit School District 308. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 425 Douglas St, Oswego, IL compare to other homes in Oswego 60543?

Among the 13,625 homes in Oswego 60543, it is worth more than 37% of them ($375,000 against a typical $424,763), its price per square foot is higher than almost all of them ($320 against a typical $197), it is bigger than 7% of them (1,172 ft² against a typical 2,132 ft²), its lot is bigger than 22% of them (0.19 ac against a typical 0.25 ac) and it is newer than 4% of them (1955 against a typical 2001). Measured against all of Kendall County, it is worth more than 43% 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 425 Douglas St, Oswego, IL?

The 2024 property tax bill for 425 Douglas St, Oswego, IL was $7,264. The county assessed it at $103,801.

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