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Single Family ResidenceResidential
$618,442$595 / 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 92How 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 $550,000 on Jul 26, 2024

517 N LOOMIS ST

NAPERVILLE, IL 60563
1
Baths
1,040 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1924
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$618K
$571K low$666K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$550,000 · Jul 26, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,203 (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.$131,426 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$99,105
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$32,321
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$121,097
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$394,278

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.Ranch
CountyDUPAGE
Lot (acres)The size of the land the home sits on, from county records.0.21
HeatingThe type of heating system in the home.Yes
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
Ellsworth Elementary SchoolA
Elementary · Grades KG–5 · 0.3 mi
M
Washington Junior High SchoolB+
Middle · Grades 5–8 · 0.4 mi
H
Naperville North High SchoolA
High · Grades 9–12 · 0.8 mi

District: Naperville Community Unit District 203

Neighborhood · ZIP 60563These 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.116
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.57

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.38,367
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,497 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,499
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,639
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.38 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

517 N Loomis 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 74% of homes in DuPage County
  • Among the highest price per square foot in Naperville 60563
  • Smaller than 91% of homes in Naperville 60563
  • Has a smaller lot than 72% of homes in Naperville 60563
  • Among the oldest homes in Naperville 60563

What homes are worth in Naperville 60563

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

This home
$181K$1.4M

This home is worth more than 63% of homes in Naperville 60563.

How it measures up in Naperville 60563

The dot is this home. The mark in the middle is the typical home in Naperville 60563.

Estimated value$618,442
CheaperTypical $497,738Pricier

Pricier than 63% of homes nearby

Price per ft²$595
CheaperTypical $251Pricier

Pricier than almost all homes nearby

Living area1,040 ft²
SmallerTypical 1,950 ft²Bigger

Bigger than 9% of homes nearby

Lot size0.21 ac
SmallerTypical 0.27 acBigger

Bigger than 28% of homes nearby

Year built1924
OlderTypical 1984Newer

Older than almost all homes nearby

How 517 N Loomis St ranks against every home in each area.
MeasureThis homeNaperville 60563DuPage County
Estimated valuepricier than$618,44263% of homes74% of homes
Price per ft²pricier than$595almost all homesalmost all homes
Living areabigger than1,040 ft²9% of homes10% of homes
Lot sizebigger than0.21 ac28% of homes40% of homes
Year builtnewer than1924almost no homes3% of homes

About 517 N Loomis St

How much is 517 N Loomis St, Naperville, IL worth?

The TopHap Estimate for 517 N Loomis St, Naperville, IL is $618,442 as of Aug 30, 2026. The likely range is $571,325 to $665,559. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 517 N Loomis St, Naperville, IL last sell?

517 N Loomis St, Naperville, IL last sold on Jul 26, 2024 for $550,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 517 N Loomis St, Naperville, IL?

517 N Loomis St, Naperville, IL has 1 bathrooms, 1,040 square feet of living space and a 0.21-acre lot.

When was 517 N Loomis St, Naperville, IL built?

517 N Loomis St, Naperville, IL was built in 1924, making it 102 years old. It is a ranch home. The building has 1 story.

What schools serve 517 N Loomis St, Naperville, IL?

517 N Loomis St, Naperville, IL is assigned to Ellsworth Elementary School (elementary), rated A; Washington Junior High School (middle), rated B+; Naperville North High School (high), rated A. All sit in Naperville Community Unit District 203. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 517 N Loomis St, Naperville, IL compare to other homes in Naperville 60563?

Among the 10,625 homes in Naperville 60563, it is worth more than 63% of them ($618,442 against a typical $497,738), its price per square foot is higher than almost all of them ($595 against a typical $251), it is bigger than 9% of them (1,040 ft² against a typical 1,950 ft²), its lot is bigger than 28% of them (0.21 ac against a typical 0.27 ac) and it is newer than almost none of them (1924 against a typical 1984). Measured against all of DuPage County, it is worth more than 74% 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 517 N Loomis St, Naperville, IL?

The 2025 property tax bill for 517 N Loomis St, Naperville, IL was $7,203. The county assessed it at $131,426.

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