Skip to content
Skip to content
TopHapOpen in map
CondominiumResidential
$378,603$219 / 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 85How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jun 23, 2026
Last sold for $345,000 on Oct 1, 2025

UNKNOWN

UNKNOWN, IL
2
Beds
2.5
Baths
1,726 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.
0.72 ac
Lot SizeThe size of the land the home sits on, from county records.
2007
Year BuiltThe year the home was originally built, according to county records.

Valuation

$379K
$322K low$435K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$345,000 · Oct 1, 2025
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.$102,603
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$82,082
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.73%
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.$276,000
GUARANTEED RATE INC · 6.47% · recorded Oct 1, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,060 (2023)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$24,790 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$280
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$24,510
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$33,973
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$247,900

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.42
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
19
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
72
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
74
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
45
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyCOOK
Lot (acres)The size of the land the home sits on, from county records.0.72
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
Oakwood School
Elementary · Grades PK–1 · 0.3 mi
H
Lemont Township High SchoolA+
High · Grades 9–12 · 0.8 mi
M
Old Quarry Middle SchoolA+
Middle · Grades 6–8 · 1.2 mi

District: Lemont Township High School District 210

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
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

Unknown 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 Cook County
  • Newer than 96% of homes in Cook County

How it measures up in Cook County

The dot is this home. The mark in the middle is the typical home in Cook County.

Estimated value$378,603
CheaperTypical $337,910Pricier

Pricier than 58% of homes nearby

Price per ft²$219
CheaperTypical $251Pricier

Pricier than 37% of homes nearby

Living area1,726 ft²
SmallerTypical 1,460 ft²Bigger

Bigger than 62% of homes nearby

Lot size0.72 ac
SmallerTypical 0.15 acBigger

Bigger than 86% of homes nearby

Year built2007
OlderTypical 1959Newer

Newer than 96% of homes nearby

How Unknown ranks against every home in each area.
MeasureThis homeCook County
Estimated valuepricier than$378,60358% of homes
Price per ft²pricier than$21937% of homes
Living areabigger than1,726 ft²62% of homes
Lot sizebigger than0.72 ac86% of homes
Year builtnewer than200796% of homes

About Unknown

How much is Unknown, Unknown, IL worth?

The TopHap Estimate for Unknown, Unknown, IL is $378,603 as of Jun 23, 2026. The likely range is $321,812 to $435,393. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did Unknown, Unknown, IL last sell?

Unknown, Unknown, IL last sold on Oct 1, 2025 for $345,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is Unknown, Unknown, IL?

Unknown, Unknown, IL has 2 bedrooms, 2.5 bathrooms, 1,726 square feet of living space and a 0.72-acre lot.

When was Unknown, Unknown, IL built?

Unknown, Unknown, IL was built in 2007, making it 19 years old. It is a condo/apartment home.

What schools serve Unknown, Unknown, IL?

Unknown, Unknown, IL is assigned to Oakwood School (elementary); Lemont Township High School (high), rated A+; Old Quarry Middle School (middle), rated A+. All sit in Lemont Township High School District 210. Attendance boundaries change — confirm with the district before relying on an assignment.

How does Unknown, Unknown, IL compare to other homes in Cook County?

Among the 1,503,919 homes in Cook County, it is worth more than 58% of them ($378,603 against a typical $337,910), its price per square foot is higher than 37% of them ($219 against a typical $251), it is bigger than 62% of them (1,726 ft² against a typical 1,460 ft²), its lot is bigger than 86% of them (0.72 ac against a typical 0.15 ac) and it is newer than 96% of them (2007 against a typical 1959). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on Unknown, Unknown, IL?

The 2023 property tax bill for Unknown, Unknown, IL was $7,060. The county assessed it at $24,790.

Closest homes

Assigned schools

Explore the area

See this home in context

Open Unknown on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map