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Residential (General/Single)Residential
$267,514$99 / 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 96How 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

343 ELM ST

MARENGO, IL 60152
3
Beds
2.5
Baths
2,700 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1886
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$268K
$258K low$277K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,536 (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.$67,781 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$13,726
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$54,055
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$59,751
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$203,343

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyMCHENRY
Lot (acres)The size of the land the home sits on, from county records.0.20
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.Spa/Hot Tub (Only)
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

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.

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

E
Locust Elementary SchoolB+
Elementary · Grades PK–3 · 0.4 mi
M
Marengo Community Middle SchoolB-
Middle · Grades 6–8 · 0.5 mi
H
Marengo High SchoolB-
High · Grades 9–12 · 0.8 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%

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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

343 Elm St 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 80% of homes in McHenry County
  • Among the lowest price per square foot in McHenry County
  • Bigger than 82% of homes in McHenry County
  • Has a smaller lot than 87% of homes in Marengo 60152
  • Among the oldest 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
$169K$859K

This home is worth more than 25% 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$267,514
CheaperTypical $356,184Pricier

Pricier than 25% of homes nearby

Price per ft²$99
CheaperTypical $205Pricier

Pricier than 2% of homes nearby

Living area2,700 ft²
SmallerTypical 2,322 ft²Bigger

Bigger than 64% of homes nearby

Lot size0.2 ac
SmallerTypical 0.49 acBigger

Bigger than 13% of homes nearby

Year built1886
OlderTypical 1992Newer

Older than almost all homes nearby

How 343 Elm St ranks against every home in each area.
MeasureThis homeMarengo 60152McHenry County
Estimated valuepricier than$267,51425% of homes20% of homes
Price per ft²pricier than$992% of homesalmost no homes
Living areabigger than2,700 ft²64% of homes82% of homes
Lot sizebigger than0.2 ac13% of homes27% of homes
Year builtnewer than1886almost no homesalmost no homes

About 343 Elm St

How much is 343 Elm St, Marengo, IL worth?

The TopHap Estimate for 343 Elm St, Marengo, IL is $267,514 as of Oct 21, 2026. The likely range is $257,946 to $277,082. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 343 Elm St, Marengo, IL last sell?

343 Elm St, Marengo, IL last sold on May 12, 2026, according to the county's recorded deed.

How big is 343 Elm St, Marengo, IL?

343 Elm St, Marengo, IL has 3 bedrooms, 2.5 bathrooms, 2,700 square feet of living space and a 0.20-acre lot.

When was 343 Elm St, Marengo, IL built?

343 Elm St, Marengo, IL was built in 1886, making it 140 years old. The building has 2 stories.

What schools serve 343 Elm St, Marengo, IL?

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

How does 343 Elm St, Marengo, IL compare to other homes in Marengo 60152?

Among the 4,443 homes in Marengo 60152, it is worth more than 25% of them ($267,514 against a typical $356,184), its price per square foot is higher than 2% of them ($99 against a typical $205), it is bigger than 64% of them (2,700 ft² against a typical 2,322 ft²), its lot is bigger than 13% of them (0.2 ac against a typical 0.49 ac) and it is newer than almost none of them (1886 against a typical 1992). Measured against all of McHenry County, it is worth more than 20% 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 343 Elm St, Marengo, IL?

The 2024 property tax bill for 343 Elm St, Marengo, IL was $4,536. The county assessed it at $67,781.

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