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Single Family ResidenceResidential
$365,517$230 / 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 88How 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 $350,000 on Mar 10, 2025

18042 W IL ROUTE 120

GRAYSLAKE, IL 60030
3
Beds
3 / 1
Baths
1,592 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
1965
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$366K
$320K low$411K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$350,000 · Mar 10, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,062 (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.$106,029 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$19,326
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$86,703
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$93,699
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$318,119

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyLake
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1976
Lot (acres)The size of the land the home sits on, from county records.0.31
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Woodland Elementary SchoolC+
Elementary · Grades 1–3 · 1.0 mi
H
Warren Township High SchoolA
High · Grades 9–12 · 1.3 mi
M
Woodland Junior High SchoolC+
Middle · Grades 6–8 · 1.8 mi

District: Warren Township High School District 121

Neighborhood · ZIP 60030These 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.81
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.0%
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.41,684
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,568 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,167
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$130,229
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

18042 W Il Route 120 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 86% of homes in Grayslake 60030
  • Older than 78% of homes in Grayslake 60030

What homes are worth in Grayslake 60030

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

This home
$197K$751K

This home is worth more than 46% of homes in Grayslake 60030.

How it measures up in Grayslake 60030

The dot is this home. The mark in the middle is the typical home in Grayslake 60030.

Estimated value$365,517
CheaperTypical $377,627Pricier

Pricier than 46% of homes nearby

Price per ft²$230
CheaperTypical $221Pricier

Pricier than 58% of homes nearby

Living area1,592 ft²
SmallerTypical 1,680 ft²Bigger

Bigger than 44% of homes nearby

Lot size0.31 ac
SmallerTypical 0.2 acBigger

Bigger than 86% of homes nearby

Year built1965
OlderTypical 1992Newer

Newer than 22% of homes nearby

How 18042 W Il Route 120 ranks against every home in each area.
MeasureThis homeGrayslake 60030Lake County
Estimated valuepricier than$365,51746% of homes43% of homes
Price per ft²pricier than$23058% of homes49% of homes
Living areabigger than1,592 ft²44% of homes44% of homes
Lot sizebigger than0.31 ac86% of homes70% of homes
Year builtnewer than196522% of homes31% of homes

About 18042 W Il Route 120

How much is 18042 W Il Route 120, Grayslake, IL worth?

The TopHap Estimate for 18042 W Il Route 120, Grayslake, IL is $365,517 as of Aug 30, 2026. The likely range is $320,286 to $410,748. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18042 W Il Route 120, Grayslake, IL last sell?

18042 W Il Route 120, Grayslake, IL last sold on Mar 10, 2025 for $350,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 18042 W Il Route 120, Grayslake, IL?

18042 W Il Route 120, Grayslake, IL has 3 bedrooms, 3 bathrooms, 1,592 square feet of living space and a 0.31-acre lot.

When was 18042 W Il Route 120, Grayslake, IL built?

18042 W Il Route 120, Grayslake, IL was built in 1965, making it 61 years old. The building has 1 story.

What schools serve 18042 W Il Route 120, Grayslake, IL?

18042 W Il Route 120, Grayslake, IL is assigned to Woodland Elementary School (elementary), rated C+; Warren Township High School (high), rated A; Woodland Junior High School (middle), rated C+. All sit in Warren Township High School District 121. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18042 W Il Route 120, Grayslake, IL compare to other homes in Grayslake 60030?

Among the 13,619 homes in Grayslake 60030, it is worth more than 46% of them ($365,517 against a typical $377,627), its price per square foot is higher than 58% of them ($230 against a typical $221), it is bigger than 44% of them (1,592 ft² against a typical 1,680 ft²), its lot is bigger than 86% of them (0.31 ac against a typical 0.2 ac) and it is newer than 22% of them (1965 against a typical 1992). Measured against all of Lake County, it is worth more than 43% 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 18042 W Il Route 120, Grayslake, IL?

The 2024 property tax bill for 18042 W Il Route 120, Grayslake, IL was $9,062. The county assessed it at $106,029.

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