Skip to content
Skip to content
TopHapOpen in map
Rural ResidenceResidential
$426,477
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 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $42,500 on Mar 17, 2008

21018 RIVER RD

MARENGO, IL 60152
0
Baths
2.19 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$426K
$381K low$472K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$42,500 · Mar 17, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$666 (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.$49,611 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$13,884
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$35,727
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$43,734
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$148,833

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural Residence
CountyMcHenry
Lot (acres)The size of the land the home sits on, from county records.2.19
HeatingThe type of heating system in the home.None

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
Marengo Community Middle SchoolC
Middle · Grades 6–8 · 2.4 mi
E
Locust Elementary SchoolA
Elementary · Grades PK–3 · 2.6 mi
H
Marengo High SchoolA-
High · Grades 9–12 · 2.7 mi

District: Marengo-Union Elementary Consolidated District 165

Neighborhood · ZIP 60152These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.12,669
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.134 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$100,828
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$116,862
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.36 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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

21018 River Rd 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 68% of homes in Marengo 60152
  • Has a bigger lot than 93% of homes in McHenry County

What homes are worth in Marengo 60152

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

This home
$171K$744K

This home is worth more than 68% of homes in Marengo 60152.

How it measures up in Marengo 60152

The dot is this home. The mark in the middle is the typical home in Marengo 60152.

Estimated value$426,477
CheaperTypical $351,476Pricier

Pricier than 68% of homes nearby

Lot size2.19 ac
SmallerTypical 0.47 acBigger

Bigger than 74% of homes nearby

How 21018 River Rd ranks against every home in each area.
MeasureThis homeMarengo 60152McHenry County
Estimated valuepricier than$426,47768% of homes65% of homes
Lot sizebigger than2.19 ac74% of homes93% of homes

About 21018 River Rd

How much is 21018 River Rd, Marengo, IL worth?

The TopHap Estimate for 21018 River Rd, Marengo, IL is $426,477 as of Jul 14, 2026. The likely range is $380,631 to $472,323. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21018 River Rd, Marengo, IL last sell?

21018 River Rd, Marengo, IL last sold on Mar 17, 2008 for $42,500, according to the county's recorded deed.

What schools serve 21018 River Rd, Marengo, IL?

21018 River Rd, Marengo, IL is assigned to Marengo Community Middle School (middle), rated C; Locust Elementary School (elementary), rated A; Marengo High School (high), rated A-. All sit in Marengo-Union Elementary Consolidated District 165. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21018 River Rd, Marengo, IL compare to other homes in Marengo 60152?

Among the 4,435 homes in Marengo 60152, it is worth more than 68% of them ($426,477 against a typical $351,476) and its lot is bigger than 74% of them (2.19 ac against a typical 0.47 ac). Measured against all of McHenry County, it is worth more than 65% 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 21018 River Rd, Marengo, IL?

The 2024 property tax bill for 21018 River Rd, Marengo, IL was $666. The county assessed it at $49,611.

More homes on River Rd

Closest homes

More homes in Marengo 60152

Assigned schools

Explore the area

See this home in context

Open 21018 River Rd 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