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Single Family ResidenceResidential
$502,215$208 / 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 93How 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

1 MAINSAIL CT

THIRD LAKE, IL 60030
3
Beds
3 / 1
Baths
2,419 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$502K
$470K low$535K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,840 (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.$111,130 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$27,214
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$83,916
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$97,135
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$333,423

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.1990
Lot (acres)The size of the land the home sits on, from county records.0.23
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.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
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 · 314 ft²Porch · 145 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.

M
Grayslake Middle SchoolC+
Middle · Grades 7–8 · 1.6 mi
H
Grayslake North High SchoolA-
High · Grades 9–12 · 2.4 mi
E
Avon Center SchoolB-
Elementary · Grades KG–4 · 2.7 mi

District: Grayslake Consolidated Community School District 46

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

1 Mainsail Ct 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 81% of homes in Grayslake 60030
  • Costs less per square foot than 66% of homes in Lake County
  • Bigger than 84% of homes in Grayslake 60030
  • Has a bigger lot than 67% 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
$169K$740K

This home is worth more than 81% 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$502,215
CheaperTypical $377,313Pricier

Pricier than 81% of homes nearby

Price per ft²$208
CheaperTypical $221Pricier

Pricier than 36% of homes nearby

Living area2,419 ft²
SmallerTypical 1,680 ft²Bigger

Bigger than 84% of homes nearby

Lot size0.23 ac
SmallerTypical 0.2 acBigger

Bigger than 67% of homes nearby

Year built1988
OlderTypical 1992Newer

Newer than 42% of homes nearby

How 1 Mainsail Ct ranks against every home in each area.
MeasureThis homeGrayslake 60030Lake County
Estimated valuepricier than$502,21581% of homes64% of homes
Price per ft²pricier than$20836% of homes34% of homes
Living areabigger than2,419 ft²84% of homes72% of homes
Lot sizebigger than0.23 ac67% of homes53% of homes
Year builtnewer than198842% of homes60% of homes

About 1 Mainsail Ct

How much is 1 Mainsail Ct, Third Lake, IL worth?

The TopHap Estimate for 1 Mainsail Ct, Third Lake, IL is $502,215 as of Aug 30, 2026. The likely range is $469,562 to $534,868. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 1 Mainsail Ct, Third Lake, IL?

1 Mainsail Ct, Third Lake, IL has 3 bedrooms, 3 bathrooms, 2,419 square feet of living space and a 0.23-acre lot.

When was 1 Mainsail Ct, Third Lake, IL built?

1 Mainsail Ct, Third Lake, IL was built in 1988, making it 38 years old. It is a conventional home. The building has 2 stories.

What schools serve 1 Mainsail Ct, Third Lake, IL?

1 Mainsail Ct, Third Lake, IL is assigned to Grayslake Middle School (middle), rated C+; Grayslake North High School (high), rated A-; Avon Center School (elementary), rated B-. All sit in Grayslake Consolidated Community School District 46. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1 Mainsail Ct, Third Lake, IL compare to other homes in Grayslake 60030?

Among the 13,618 homes in Grayslake 60030, it is worth more than 81% of them ($502,215 against a typical $377,313), its price per square foot is higher than 36% of them ($208 against a typical $221), it is bigger than 84% of them (2,419 ft² against a typical 1,680 ft²), its lot is bigger than 67% of them (0.23 ac against a typical 0.2 ac) and it is newer than 42% of them (1988 against a typical 1992). Measured against all of Lake County, it is worth more than 64% 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 1 Mainsail Ct, Third Lake, IL?

The 2024 property tax bill for 1 Mainsail Ct, Third Lake, IL was $8,840. The county assessed it at $111,130.

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Assigned schools

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