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Residential (General/Single)Residential
$317,716$236 / 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 96How 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 $307,000 on Oct 31, 2025

507 CONLIN AVE

SYCAMORE, IL 60178
1
Beds
3 / 2
Baths
1,344 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.
0.4 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
Year BuiltThe year the home was originally built, according to county records.

Valuation

$318K
$304K low$331K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$307,000 · Oct 31, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,367 (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.$108,561 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$18,626
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$89,935
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$102,060
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$325,683

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyDEKALB
Lot (acres)The size of the land the home sits on, from county records.0.40
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 1,260 ft²

Transaction History(4)

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
South Prairie Elementary SchoolB-
Elementary · Grades KG–5 · 0.4 mi
H
Sycamore High SchoolB+
High · Grades 9–12 · 1.1 mi
M
Sycamore Middle SchoolB-
Middle · Grades 6–8 · 2.2 mi

District: Sycamore Community Unit School District 427

Neighborhood · ZIP 60178These 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.69
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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.9%
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.23,227
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.340 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,175
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$103,851
Average tempThe average temperature here across a full year.48°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.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

507 Conlin Ave 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.

  • Has a bigger lot than 77% of homes in Sycamore 60178
  • Older than 71% of homes in DeKalb County

What homes are worth in Sycamore 60178

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

This home
$167K$657K

This home is worth more than 50% of homes in Sycamore 60178.

How it measures up in Sycamore 60178

The dot is this home. The mark in the middle is the typical home in Sycamore 60178.

Estimated value$317,716
CheaperTypical $317,562Pricier

Pricier than 50% of homes nearby

Price per ft²$236
CheaperTypical $236Pricier

Pricier than 51% of homes nearby

Living area1,344 ft²
SmallerTypical 1,321 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.4 ac
SmallerTypical 0.25 acBigger

Bigger than 77% of homes nearby

Year built1969
OlderTypical 1991Newer

Newer than 34% of homes nearby

How 507 Conlin Ave ranks against every home in each area.
MeasureThis homeSycamore 60178DeKalb County
Estimated valuepricier than$317,71650% of homes61% of homes
Price per ft²pricier than$23651% of homes50% of homes
Living areabigger than1,344 ft²52% of homes54% of homes
Lot sizebigger than0.4 ac77% of homes72% of homes
Year builtnewer than196934% of homes29% of homes

About 507 Conlin Ave

How much is 507 Conlin Ave, Sycamore, IL worth?

The TopHap Estimate for 507 Conlin Ave, Sycamore, IL is $317,716 as of Aug 30, 2026. The likely range is $304,277 to $331,155. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 507 Conlin Ave, Sycamore, IL last sell?

507 Conlin Ave, Sycamore, IL last sold on Oct 31, 2025 for $307,000, according to the county's recorded deed.

How big is 507 Conlin Ave, Sycamore, IL?

507 Conlin Ave, Sycamore, IL has 1 bedrooms, 3 bathrooms, 1,344 square feet of living space and a 0.40-acre lot.

When was 507 Conlin Ave, Sycamore, IL built?

507 Conlin Ave, Sycamore, IL was built in 1969, making it 57 years old.

What schools serve 507 Conlin Ave, Sycamore, IL?

507 Conlin Ave, Sycamore, IL is assigned to South Prairie Elementary School (elementary), rated B-; Sycamore High School (high), rated B+; Sycamore Middle School (middle), rated B-. All sit in Sycamore Community Unit School District 427. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 507 Conlin Ave, Sycamore, IL compare to other homes in Sycamore 60178?

Among the 7,686 homes in Sycamore 60178, it is worth more than 50% of them ($317,716 against a typical $317,562), its price per square foot is higher than 51% of them ($236 against a typical $236), it is bigger than 52% of them (1,344 ft² against a typical 1,321 ft²), its lot is bigger than 77% of them (0.4 ac against a typical 0.25 ac) and it is newer than 34% of them (1969 against a typical 1991). Measured against all of DeKalb County, it is worth more than 61% 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 507 Conlin Ave, Sycamore, IL?

The 2024 property tax bill for 507 Conlin Ave, Sycamore, IL was $8,367. The county assessed it at $108,561.

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Assigned schools

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