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Single Family ResidenceResidential
$505,793$258 / 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 Jul 14, 2026
Last sold for $321,000 on Dec 3, 2020

3185 DUFFY LN

RIVERWOODS, IL 60015
1
Baths
1,957 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.
0.67 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
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

$506K
$478K low$534K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$321,000 · Dec 3, 2020
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$248,993
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$199,194
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.45%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$256,800
C & R MORTGAGE · 2.99% 2 · recorded Dec 3, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,680 (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.$108,527 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$72,048
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$36,479
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$100,396
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$325,614

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyLake
Lot (acres)The size of the land the home sits on, from county records.0.67
HeatingThe type of heating system in the home.None
CoolingThe type of cooling or air conditioning in the home.Central
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 · 256 ft²

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
Laura B. Sprague School
Elementary · Grades KG–2 · 0.5 mi
M
Daniel Wright Junior High SchoolA
Middle · Grades 6–8 · 1.6 mi
H
Adlai E Stevenson High SchoolA
High · Grades 9–12 · 2.2 mi

District: Lincolnshire-Prairieview School District 103

Neighborhood · ZIP 60015These 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.55
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.118
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.45

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.28,450
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,053 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$171,494
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$229,637
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

3185 Duffy Ln 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 less than 75% of homes in Deerfield 60015
  • Costs less per square foot than 81% of homes in Deerfield 60015
  • Has a bigger lot than 86% of homes in Lake County
  • Older than 82% of homes in Deerfield 60015

What homes are worth in Deerfield 60015

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

This home
$244K$1.9M

This home is worth more than 25% of homes in Deerfield 60015.

How it measures up in Deerfield 60015

The dot is this home. The mark in the middle is the typical home in Deerfield 60015.

Estimated value$505,793
CheaperTypical $726,555Pricier

Pricier than 25% of homes nearby

Price per ft²$258
CheaperTypical $311Pricier

Pricier than 19% of homes nearby

Living area1,957 ft²
SmallerTypical 2,332 ft²Bigger

Bigger than 38% of homes nearby

Lot size0.67 ac
SmallerTypical 0.27 acBigger

Bigger than 80% of homes nearby

Year built1956
OlderTypical 1971Newer

Newer than 18% of homes nearby

How 3185 Duffy Ln ranks against every home in each area.
MeasureThis homeDeerfield 60015Lake County
Estimated valuepricier than$505,79325% of homes65% of homes
Price per ft²pricier than$25819% of homes65% of homes
Living areabigger than1,957 ft²38% of homes58% of homes
Lot sizebigger than0.67 ac80% of homes86% of homes
Year builtnewer than195618% of homes21% of homes

About 3185 Duffy Ln

How much is 3185 Duffy Ln, Riverwoods, IL worth?

The TopHap Estimate for 3185 Duffy Ln, Riverwoods, IL is $505,793 as of Jul 14, 2026. The likely range is $477,815 to $533,771. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3185 Duffy Ln, Riverwoods, IL last sell?

3185 Duffy Ln, Riverwoods, IL last sold on Dec 3, 2020 for $321,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3185 Duffy Ln, Riverwoods, IL?

3185 Duffy Ln, Riverwoods, IL has 1 bathrooms, 1,957 square feet of living space and a 0.67-acre lot.

When was 3185 Duffy Ln, Riverwoods, IL built?

3185 Duffy Ln, Riverwoods, IL was built in 1956, making it 70 years old. The building has 2 stories.

What schools serve 3185 Duffy Ln, Riverwoods, IL?

3185 Duffy Ln, Riverwoods, IL is assigned to Laura B. Sprague School (elementary); Daniel Wright Junior High School (middle), rated A; Adlai E Stevenson High School (high), rated A. All sit in Lincolnshire-Prairieview School District 103. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3185 Duffy Ln, Riverwoods, IL compare to other homes in Deerfield 60015?

Among the 9,370 homes in Deerfield 60015, it is worth more than 25% of them ($505,793 against a typical $726,555), its price per square foot is higher than 19% of them ($258 against a typical $311), it is bigger than 38% of them (1,957 ft² against a typical 2,332 ft²), its lot is bigger than 80% of them (0.67 ac against a typical 0.27 ac) and it is newer than 18% of them (1956 against a typical 1971). Measured against all of Lake County, it is worth more than 65% 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 3185 Duffy Ln, Riverwoods, IL?

The 2024 property tax bill for 3185 Duffy Ln, Riverwoods, IL was $8,680. The county assessed it at $108,527.

Closest homes

More homes in Riverwoods 60015

Assigned schools

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