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Single Family ResidenceResidential
$693,373$128 / 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 87How 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 $250,000 on Jan 19, 1995

21791 W IL ROUTE 120

GRAYSLAKE, IL 60030
4
Beds
2
Baths
5,433 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.
4.99 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.
2
StoriesHow many floors the home has above ground.
6
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$693K
$607K low$780K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$250,000 · Jan 19, 1995

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$30,578 (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.$300,131 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$113,115
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$187,016
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$270,998
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$900,483

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.Conventional
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.1981
Lot (acres)The size of the land the home sits on, from county records.4.99
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 With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.None
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, 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.DeckPatio · 909 ft²

Transaction History(1)

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
Prairieview SchoolB+
Elementary · Grades KG–4 · 0.4 mi
H
Grayslake Central High SchoolA
High · Grades 9–12 · 1.1 mi
M
Grayslake Middle SchoolC+
Middle · Grades 7–8 · 1.5 mi

District: Grayslake Community High School District 127

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

21791 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.

  • Worth more than 97% of homes in Grayslake 60030
  • Among the lowest price per square foot in Grayslake 60030
  • Among the largest homes in Grayslake 60030
  • Among the largest lots in Grayslake 60030
  • Older than 75% 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
$184K$764K

This home is worth more than 97% 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$693,373
CheaperTypical $378,003Pricier

Pricier than 97% of homes nearby

Price per ft²$128
CheaperTypical $221Pricier

Cheaper than almost all homes nearby

Living area5,433 ft²
SmallerTypical 1,680 ft²Bigger

Bigger than almost all homes nearby

Lot size4.99 ac
SmallerTypical 0.2 acBigger

Bigger than almost all homes nearby

Year built1969
OlderTypical 1992Newer

Newer than 25% of homes nearby

How 21791 W Il Route 120 ranks against every home in each area.
MeasureThis homeGrayslake 60030Lake County
Estimated valuepricier than$693,37397% of homes80% of homes
Price per ft²pricier than$128almost no homes2% of homes
Living areabigger than5,433 ft²almost all homes98% of homes
Lot sizebigger than4.99 acalmost all homesalmost all homes
Year builtnewer than196925% of homes34% of homes

About 21791 W Il Route 120

How much is 21791 W Il Route 120, Grayslake, IL worth?

The TopHap Estimate for 21791 W Il Route 120, Grayslake, IL is $693,373 as of Aug 30, 2026. The likely range is $606,539 to $780,207. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21791 W Il Route 120, Grayslake, IL last sell?

21791 W Il Route 120, Grayslake, IL last sold on Jan 19, 1995 for $250,000, according to the county's recorded deed.

How big is 21791 W Il Route 120, Grayslake, IL?

21791 W Il Route 120, Grayslake, IL has 4 bedrooms, 2 bathrooms, 5,433 square feet of living space and a 4.99-acre lot.

When was 21791 W Il Route 120, Grayslake, IL built?

21791 W Il Route 120, Grayslake, IL was built in 1969, making it 57 years old. It is a conventional home. The building has 2 stories.

What schools serve 21791 W Il Route 120, Grayslake, IL?

21791 W Il Route 120, Grayslake, IL is assigned to Prairieview School (elementary), rated B+; Grayslake Central High School (high), rated A; Grayslake Middle School (middle), rated C+. All sit in Grayslake Community High School District 127. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21791 W Il Route 120, Grayslake, IL compare to other homes in Grayslake 60030?

Among the 13,618 homes in Grayslake 60030, it is worth more than 97% of them ($693,373 against a typical $378,003), its price per square foot is higher than almost none of them ($128 against a typical $221), it is bigger than almost all of them (5,433 ft² against a typical 1,680 ft²), its lot is bigger than almost all of them (4.99 ac against a typical 0.2 ac) and it is newer than 25% of them (1969 against a typical 1992). Measured against all of Lake County, it is worth more than 80% 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 21791 W Il Route 120, Grayslake, IL?

The 2024 property tax bill for 21791 W Il Route 120, Grayslake, IL was $30,578. The county assessed it at $300,131.

More homes on W Il Route 120

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Assigned schools

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