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Single Family ResidenceResidential
$513,758$207 / 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 Oct 21, 2026
Last sold for $931,780 on Feb 5, 2024

503 TROY ST

OSWEGO, IL 60543
4
Beds
2.5
Baths
2,482 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
2024
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$514K
$483K low$544K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$931,780 · Feb 5, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,495 (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.$158,076 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$23,760
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$134,316
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$129,485
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$474,228

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.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
70
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
72
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
27
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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
StyleThe architectural style of the home, such as ranch or colonial.Bi-Level
CountyKENDALL
Lot (acres)The size of the land the home sits on, from county records.0.22
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Central
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 SchoolB+
High · Grades 9–12 · 0.7 mi
E
Southbury Elementary SchoolB+
Elementary · Grades KG–5 · 2.9 mi
M
Murphy Junior High SchoolB+
Middle · Grades 6–8 · 3.4 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

503 Troy 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.

  • Worth more than 86% of homes in Kendall County
  • Costs more per square foot than 65% of homes in Oswego 60543
  • Bigger than 71% of homes in Kendall County
  • Has a smaller lot than 66% of homes in Oswego 60543
  • Among the newest 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
$200K$771K

This home is worth more than 79% 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$513,758
CheaperTypical $413,309Pricier

Pricier than 79% of homes nearby

Price per ft²$207
CheaperTypical $193Pricier

Pricier than 65% of homes nearby

Living area2,482 ft²
SmallerTypical 2,132 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.22 ac
SmallerTypical 0.25 acBigger

Bigger than 34% of homes nearby

Year built2024
OlderTypical 2001Newer

Newer than almost all homes nearby

How 503 Troy St ranks against every home in each area.
MeasureThis homeOswego 60543Kendall County
Estimated valuepricier than$513,75879% of homes86% of homes
Price per ft²pricier than$20765% of homes64% of homes
Living areabigger than2,482 ft²67% of homes71% of homes
Lot sizebigger than0.22 ac34% of homes39% of homes
Year builtnewer than2024almost all homesalmost all homes

About 503 Troy St

How much is 503 Troy St, Oswego, IL worth?

The TopHap Estimate for 503 Troy St, Oswego, IL is $513,758 as of Oct 21, 2026. The likely range is $483,094 to $544,422. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 503 Troy St, Oswego, IL last sell?

503 Troy St, Oswego, IL last sold on Feb 5, 2024 for $931,780, according to the county's recorded deed.

How big is 503 Troy St, Oswego, IL?

503 Troy St, Oswego, IL has 4 bedrooms, 2.5 bathrooms, 2,482 square feet of living space and a 0.22-acre lot.

When was 503 Troy St, Oswego, IL built?

503 Troy St, Oswego, IL was built in 2024, making it 2 years old. It is a bi-level home. The building has 2 stories.

What schools serve 503 Troy St, Oswego, IL?

503 Troy St, Oswego, IL is assigned to Oswego East High School (high), rated B+; Southbury Elementary School (elementary), rated B+; Murphy Junior High School (middle), 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 503 Troy St, Oswego, IL compare to other homes in Oswego 60543?

Among the 13,623 homes in Oswego 60543, it is worth more than 79% of them ($513,758 against a typical $413,309), its price per square foot is higher than 65% of them ($207 against a typical $193), it is bigger than 67% of them (2,482 ft² against a typical 2,132 ft²), its lot is bigger than 34% of them (0.22 ac against a typical 0.25 ac) and it is newer than almost all of them (2024 against a typical 2001). Measured against all of Kendall County, it is worth more than 86% 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 503 Troy St, Oswego, IL?

The 2025 property tax bill for 503 Troy St, Oswego, IL was $11,495. The county assessed it at $158,076.

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