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Single Family ResidenceResidential
$1,420,318$365 / 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 Sep 24, 2026
Last sold for $905,000 on Jun 25, 2021

431 W COOK AVE

LIBERTYVILLE, IL 60048
5
Beds
4.5
Baths
3,886 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
13
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.4M
$1.4M low$1.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$905,000 · Jun 25, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$28,082 (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.$385,190 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$111,536
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$273,654
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$372,021
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,155,685

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.Colonial
CountyLAKE
Lot (acres)The size of the land the home sits on, from county records.0.17
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, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

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
Libertyville High SchoolA+
High · Grades 9–12 · 0.4 mi
M
Highland Middle SchoolA
Middle · Grades 6–8 · 0.6 mi
E
Butterfield Elementary SchoolA+
Elementary · Grades KG–5 · 1.1 mi

District: Libertyville School District 70

Neighborhood · ZIP 60048These 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.80
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.42

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
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.32,705
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,137 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$161,315
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$199,006
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.35 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

431 W Cook 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.

  • Worth more than 97% of homes in Lake County
  • Costs more per square foot than 92% of homes in Lake County
  • Bigger than 93% of homes in Lake County
  • Has a smaller lot than 88% of homes in Libertyville 60048
  • Newer than 82% of homes in Libertyville 60048

What homes are worth in Libertyville 60048

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

This home
$238K$1.6M

This home is worth more than 96% of homes in Libertyville 60048.

How it measures up in Libertyville 60048

The dot is this home. The mark in the middle is the typical home in Libertyville 60048.

Estimated value$1,420,318
CheaperTypical $675,466Pricier

Pricier than 96% of homes nearby

Price per ft²$365
CheaperTypical $299Pricier

Pricier than 86% of homes nearby

Living area3,886 ft²
SmallerTypical 2,311 ft²Bigger

Bigger than 91% of homes nearby

Lot size0.17 ac
SmallerTypical 0.28 acBigger

Bigger than 12% of homes nearby

Year built1996
OlderTypical 1978Newer

Newer than 82% of homes nearby

How 431 W Cook Ave ranks against every home in each area.
MeasureThis homeLibertyville 60048Lake County
Estimated valuepricier than$1,420,31896% of homes97% of homes
Price per ft²pricier than$36586% of homes92% of homes
Living areabigger than3,886 ft²91% of homes93% of homes
Lot sizebigger than0.17 ac12% of homes30% of homes
Year builtnewer than199682% of homes76% of homes

About 431 W Cook Ave

How much is 431 W Cook Ave, Libertyville, IL worth?

The TopHap Estimate for 431 W Cook Ave, Libertyville, IL is $1,420,318 as of Sep 24, 2026. The likely range is $1,365,071 to $1,475,565. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 431 W Cook Ave, Libertyville, IL last sell?

431 W Cook Ave, Libertyville, IL last sold on Jun 25, 2021 for $905,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 431 W Cook Ave, Libertyville, IL?

431 W Cook Ave, Libertyville, IL has 5 bedrooms, 4.5 bathrooms, 3,886 square feet of living space and a 0.17-acre lot.

When was 431 W Cook Ave, Libertyville, IL built?

431 W Cook Ave, Libertyville, IL was built in 1996, making it 30 years old. It is a colonial home. The building has 2 stories.

What schools serve 431 W Cook Ave, Libertyville, IL?

431 W Cook Ave, Libertyville, IL is assigned to Libertyville High School (high), rated A+; Highland Middle School (middle), rated A; Butterfield Elementary School (elementary), rated A+. All sit in Libertyville School District 70. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 431 W Cook Ave, Libertyville, IL compare to other homes in Libertyville 60048?

Among the 10,204 homes in Libertyville 60048, it is worth more than 96% of them ($1,420,318 against a typical $675,466), its price per square foot is higher than 86% of them ($365 against a typical $299), it is bigger than 91% of them (3,886 ft² against a typical 2,311 ft²), its lot is bigger than 12% of them (0.17 ac against a typical 0.28 ac) and it is newer than 82% of them (1996 against a typical 1978). Measured against all of Lake County, it is worth more than 97% 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 431 W Cook Ave, Libertyville, IL?

The 2024 property tax bill for 431 W Cook Ave, Libertyville, IL was $28,082. The county assessed it at $385,190.

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