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Single Family ResidenceResidential
$271,571$268 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $270,500 on Sep 10, 2026

1601 WILLIAMS AVE

ROUND LAKE BEACH, IL 60073
3
Beds
1
Baths
1,014 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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

$272K
$249K low$294K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$270,500 · Sep 10, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,556 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$67,705 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,989
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$56,716
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$61,133
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$203,135

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.0.2 percent flood zone

Scores 0–100; higher = greater projected risk.

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.Ranch
CountyLAKE
Lot (acres)The size of the land the home sits on, from county records.0.13
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.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, 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 · 144 ft²

Transaction History(5)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Avon Center SchoolC+
Elementary · Grades KG–4 · 0.3 mi
H
Grayslake North High SchoolB-
High · Grades 9–12 · 0.6 mi
M
Grayslake Middle SchoolC+
Middle · Grades 7–8 · 2.4 mi

District: Grayslake Consolidated Community School District 46

Neighborhood · ZIP 60073These 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.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.44

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.55,828
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,687 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,400
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$103,944
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

1601 Williams 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 less than 76% of homes in Lake County
  • Costs more per square foot than 95% of homes in Round Lake 60073
  • Smaller than 88% of homes in Lake County
  • Has a smaller lot than 81% of homes in Lake County
  • Older than 66% of homes in Round Lake 60073

What homes are worth in Round Lake 60073

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

This home
$137K$540K

This home is worth more than 49% of homes in Round Lake 60073.

How it measures up in Round Lake 60073

The dot is this home. The mark in the middle is the typical home in Round Lake 60073.

Estimated value$271,571
CheaperTypical $272,704Pricier

Pricier than 49% of homes nearby

Price per ft²$268
CheaperTypical $198Pricier

Pricier than 95% of homes nearby

Living area1,014 ft²
SmallerTypical 1,418 ft²Bigger

Bigger than 23% of homes nearby

Lot size0.13 ac
SmallerTypical 0.14 acBigger

Bigger than 41% of homes nearby

Year built1984
OlderTypical 1995Newer

Newer than 34% of homes nearby

How 1601 Williams Ave ranks against every home in each area.
MeasureThis homeRound Lake 60073Lake County
Estimated valuepricier than$271,57149% of homes24% of homes
Price per ft²pricier than$26895% of homes69% of homes
Living areabigger than1,014 ft²23% of homes12% of homes
Lot sizebigger than0.13 ac41% of homes19% of homes
Year builtnewer than198434% of homes52% of homes

About 1601 Williams Ave

How much is 1601 Williams Ave, Round Lake Beach, IL worth?

The TopHap Estimate for 1601 Williams Ave, Round Lake Beach, IL is $271,571 as of Oct 21, 2026. The likely range is $249,281 to $293,861. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1601 Williams Ave, Round Lake Beach, IL last sell?

1601 Williams Ave, Round Lake Beach, IL last sold on Sep 10, 2026 for $270,500, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 1601 Williams Ave, Round Lake Beach, IL?

1601 Williams Ave, Round Lake Beach, IL has 3 bedrooms, 1 bathrooms, 1,014 square feet of living space and a 0.13-acre lot.

When was 1601 Williams Ave, Round Lake Beach, IL built?

1601 Williams Ave, Round Lake Beach, IL was built in 1984, making it 42 years old. It is a ranch home. The building has 1 story.

What schools serve 1601 Williams Ave, Round Lake Beach, IL?

1601 Williams Ave, Round Lake Beach, IL is assigned to Avon Center School (elementary), rated C+; Grayslake North High School (high), rated B-; Grayslake Middle School (middle), rated C+. All sit in Grayslake Consolidated Community School District 46. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1601 Williams Ave, Round Lake Beach, IL compare to other homes in Round Lake 60073?

Among the 19,179 homes in Round Lake 60073, it is worth more than 49% of them ($271,571 against a typical $272,704), its price per square foot is higher than 95% of them ($268 against a typical $198), it is bigger than 23% of them (1,014 ft² against a typical 1,418 ft²), its lot is bigger than 41% of them (0.13 ac against a typical 0.14 ac) and it is newer than 34% of them (1984 against a typical 1995). Measured against all of Lake County, it is worth more than 24% 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 1601 Williams Ave, Round Lake Beach, IL?

The 2025 property tax bill for 1601 Williams Ave, Round Lake Beach, IL was $6,556. The county assessed it at $67,705.

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