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Single Family ResidenceResidential
$491,346$167 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

1720 HARTLEY DR

ALGONQUIN, IL 60102
4
Beds
3
Baths
2,937 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.
1999
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$491K
$461K low$521K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,023 (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.$148,909 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$23,288
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$125,621
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$136,156
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$446,727

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.3 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyMcHenry
Lot (acres)The size of the land the home sits on, from county records.0.23
HeatingThe type of heating system in the home.Forced Air

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
Neubert Elementary SchoolA-
Elementary · Grades KG–5 · 0.8 mi
H
Harry D. Jacobs High SchoolB
High · Grades 9–12 · 1.1 mi
M
Westfield Community SchoolB+
Middle · Grades KG–8 · 1.1 mi

District: Community Unit School District 300

Neighborhood · ZIP 60102These 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.68
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.48

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.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.29,705
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,882 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,290
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$145,923
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.37 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

1720 Hartley Dr 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 79% of homes in McHenry County
  • Costs less per square foot than 91% of homes in Algonquin 60102
  • Bigger than 86% of homes in McHenry County
  • Has a smaller lot than 75% of homes in Algonquin 60102
  • Newer than 75% of homes in Algonquin 60102

What homes are worth in Algonquin 60102

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

This home
$243K$656K

This home is worth more than 67% of homes in Algonquin 60102.

How it measures up in Algonquin 60102

The dot is this home. The mark in the middle is the typical home in Algonquin 60102.

Estimated value$491,346
CheaperTypical $426,208Pricier

Pricier than 67% of homes nearby

Price per ft²$167
CheaperTypical $205Pricier

Pricier than 9% of homes nearby

Living area2,937 ft²
SmallerTypical 2,019 ft²Bigger

Bigger than 84% of homes nearby

Lot size0.23 ac
SmallerTypical 0.27 acBigger

Bigger than 25% of homes nearby

Year built1999
OlderTypical 1993Newer

Newer than 75% of homes nearby

How 1720 Hartley Dr ranks against every home in each area.
MeasureThis homeAlgonquin 60102McHenry County
Estimated valuepricier than$491,34667% of homes79% of homes
Price per ft²pricier than$1679% of homes16% of homes
Living areabigger than2,937 ft²84% of homes86% of homes
Lot sizebigger than0.23 ac25% of homes39% of homes
Year builtnewer than199975% of homes75% of homes

About 1720 Hartley Dr

How much is 1720 Hartley Dr, Algonquin, IL worth?

The TopHap Estimate for 1720 Hartley Dr, Algonquin, IL is $491,346 as of Sep 24, 2026. The likely range is $461,375 to $521,317. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1720 Hartley Dr, Algonquin, IL last sell?

1720 Hartley Dr, Algonquin, IL last sold on May 25, 2022, according to the county's recorded deed.

How big is 1720 Hartley Dr, Algonquin, IL?

1720 Hartley Dr, Algonquin, IL has 4 bedrooms, 3 bathrooms, 2,937 square feet of living space and a 0.23-acre lot.

When was 1720 Hartley Dr, Algonquin, IL built?

1720 Hartley Dr, Algonquin, IL was built in 1999, making it 27 years old. It is a colonial home. The building has 2 stories.

What schools serve 1720 Hartley Dr, Algonquin, IL?

1720 Hartley Dr, Algonquin, IL is assigned to Neubert Elementary School (elementary), rated A-; Harry D. Jacobs High School (high), rated B; Westfield Community School (middle), rated B+. All sit in Community Unit School District 300. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1720 Hartley Dr, Algonquin, IL compare to other homes in Algonquin 60102?

Among the 11,778 homes in Algonquin 60102, it is worth more than 67% of them ($491,346 against a typical $426,208), its price per square foot is higher than 9% of them ($167 against a typical $205), it is bigger than 84% of them (2,937 ft² against a typical 2,019 ft²), its lot is bigger than 25% of them (0.23 ac against a typical 0.27 ac) and it is newer than 75% of them (1999 against a typical 1993). Measured against all of McHenry County, it is worth more than 79% 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 1720 Hartley Dr, Algonquin, IL?

The 2024 property tax bill for 1720 Hartley Dr, Algonquin, IL was $11,023. The county assessed it at $148,909.

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