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Single Family ResidenceResidential
$525,624$368 / 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 95How 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

4218 N RIVERDALE DR

MCHENRY, IL 60051
2 / 1
Baths
1,430 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.
0.38 ac
Lot SizeThe size of the land the home sits on, from county records.
1965
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$526K
$498K low$553K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,449 (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.$215,979 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$69,473
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$146,506
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$193,495
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$647,937

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.72 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.1 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
CountyMcHenry
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Raised (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 610 ft²Porch · 24 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
Johnsburg Jr High SchoolC
Middle · Grades 6–8 · 1.1 mi
H
Johnsburg High SchoolB
High · Grades 9–12 · 1.3 mi
E
Ringwood School Primary Center
Elementary · Grades PK–2 · 4.2 mi

District: Johnsburg Community Unit School District 12

Neighborhood · ZIP 60051These 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.123
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.37

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.7%
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.24,760
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.707 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,544
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$131,789
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

4218 N Riverdale 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 86% of homes in McHenry 60051
  • Costs more per square foot than 98% of homes in McHenry County
  • Smaller than 67% of homes in McHenry County
  • Has a bigger lot than 68% of homes in McHenry County
  • Older than 78% of homes in McHenry County

What homes are worth in McHenry 60051

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

This home
$102K$795K

This home is worth more than 86% of homes in McHenry 60051.

How it measures up in McHenry 60051

The dot is this home. The mark in the middle is the typical home in McHenry 60051.

Estimated value$525,624
CheaperTypical $313,768Pricier

Pricier than 86% of homes nearby

Price per ft²$368
CheaperTypical $218Pricier

Pricier than 96% of homes nearby

Living area1,430 ft²
SmallerTypical 1,472 ft²Bigger

Bigger than 47% of homes nearby

Lot size0.38 ac
SmallerTypical 0.27 acBigger

Bigger than 64% of homes nearby

Year built1965
OlderTypical 1978Newer

Newer than 35% of homes nearby

How 4218 N Riverdale Dr ranks against every home in each area.
MeasureThis homeMcHenry 60051McHenry County
Estimated valuepricier than$525,62486% of homes84% of homes
Price per ft²pricier than$36896% of homes98% of homes
Living areabigger than1,430 ft²47% of homes33% of homes
Lot sizebigger than0.38 ac64% of homes68% of homes
Year builtnewer than196535% of homes22% of homes

About 4218 N Riverdale Dr

How much is 4218 N Riverdale Dr, Mchenry, IL worth?

The TopHap Estimate for 4218 N Riverdale Dr, Mchenry, IL is $525,624 as of Sep 24, 2026. The likely range is $498,452 to $552,796. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4218 N Riverdale Dr, Mchenry, IL last sell?

4218 N Riverdale Dr, Mchenry, IL last sold on Feb 21, 2017, according to the county's recorded deed.

How big is 4218 N Riverdale Dr, Mchenry, IL?

4218 N Riverdale Dr, Mchenry, IL has 2 bathrooms and 1,430 square feet of living space.

When was 4218 N Riverdale Dr, Mchenry, IL built?

4218 N Riverdale Dr, Mchenry, IL was built in 1965, making it 61 years old. The building has 1 story.

What schools serve 4218 N Riverdale Dr, Mchenry, IL?

4218 N Riverdale Dr, Mchenry, IL is assigned to Johnsburg Jr High School (middle), rated C; Johnsburg High School (high), rated B; Ringwood School Primary Center (elementary). All sit in Johnsburg Community Unit School District 12. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4218 N Riverdale Dr, Mchenry, IL compare to other homes in McHenry 60051?

Among the 10,262 homes in McHenry 60051, it is worth more than 86% of them ($525,624 against a typical $313,768), its price per square foot is higher than 96% of them ($368 against a typical $218), it is bigger than 47% of them (1,430 ft² against a typical 1,472 ft²), its lot is bigger than 64% of them (0.38 ac against a typical 0.27 ac) and it is newer than 35% of them (1965 against a typical 1978). Measured against all of McHenry County, it is worth more than 84% 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 4218 N Riverdale Dr, Mchenry, IL?

The 2024 property tax bill for 4218 N Riverdale Dr, Mchenry, IL was $14,449. The county assessed it at $215,979.

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