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Single Family ResidenceResidential
$868,212$180 / 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 91How 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

18851 HARNISH RD

ROSCOE, IL 61073
3
Beds
1.5
Baths
4,827 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.
6 ac
Lot SizeThe size of the land the home sits on, from county records.
2010
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$868K
$789K low$947K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,915 (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.$190,947 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$13,646
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$177,301
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$181,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$572,841

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.34
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
16
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
67
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
62
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
26
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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
CountyBOONE
Lot (acres)The size of the land the home sits on, from county records.6.00
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.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Manchester Elementary SchoolA-
Elementary · Grades KG–4 · 3.5 mi
M
North Boone Middle SchoolB
Middle · Grades 7–8 · 5.9 mi
H
North Boone High SchoolC-
High · Grades 9–12 · 5.9 mi

District: North Boone Community Unit School District 200

Neighborhood · ZIP 61073These 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.42
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.33

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.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.5%
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.20,151
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.730 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$100,696
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,657
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.52%

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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

18851 Harnish 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.

  • Among the most valuable homes in Roscoe 61073
  • Costs less per square foot than 73% of homes in Roscoe 61073
  • Among the largest homes in Roscoe 61073
  • Has a bigger lot than 96% of homes in Roscoe 61073
  • Newer than 98% of homes in Roscoe 61073

What homes are worth in Roscoe 61073

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

This home
$175K$662K

This home is worth more than almost all homes in Roscoe 61073.

How it measures up in Roscoe 61073

The dot is this home. The mark in the middle is the typical home in Roscoe 61073.

Estimated value$868,212
CheaperTypical $326,353Pricier

Pricier than almost all homes nearby

Price per ft²$180
CheaperTypical $208Pricier

Pricier than 27% of homes nearby

Living area4,827 ft²
SmallerTypical 1,574 ft²Bigger

Bigger than almost all homes nearby

Lot size6 ac
SmallerTypical 0.6 acBigger

Bigger than 96% of homes nearby

Year built2010
OlderTypical 1992Newer

Newer than 98% of homes nearby

How 18851 Harnish Rd ranks against every home in each area.
MeasureThis homeRoscoe 61073Boone County
Estimated valuepricier than$868,212almost all homesalmost all homes
Price per ft²pricier than$18027% of homes71% of homes
Living areabigger than4,827 ft²almost all homes98% of homes
Lot sizebigger than6 ac96% of homes94% of homes
Year builtnewer than201098% of homes95% of homes

About 18851 Harnish Rd

How much is 18851 Harnish Rd, Roscoe, IL worth?

The TopHap Estimate for 18851 Harnish Rd, Roscoe, IL is $868,212 as of Jul 14, 2026. The likely range is $788,931 to $947,493. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18851 Harnish Rd, Roscoe, IL last sell?

18851 Harnish Rd, Roscoe, IL last sold on Nov 13, 2008, according to the county's recorded deed.

How big is 18851 Harnish Rd, Roscoe, IL?

18851 Harnish Rd, Roscoe, IL has 3 bedrooms, 1.5 bathrooms, 4,827 square feet of living space and a 6.00-acre lot.

When was 18851 Harnish Rd, Roscoe, IL built?

18851 Harnish Rd, Roscoe, IL was built in 2010, making it 16 years old. The building has 2 stories.

What schools serve 18851 Harnish Rd, Roscoe, IL?

18851 Harnish Rd, Roscoe, IL is assigned to Manchester Elementary School (elementary), rated A-; North Boone Middle School (middle), rated B; North Boone High School (high), rated C-. All sit in North Boone Community Unit School District 200. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18851 Harnish Rd, Roscoe, IL compare to other homes in Roscoe 61073?

Among the 7,162 homes in Roscoe 61073, it is worth more than almost all of them ($868,212 against a typical $326,353), its price per square foot is higher than 27% of them ($180 against a typical $208), it is bigger than almost all of them (4,827 ft² against a typical 1,574 ft²), its lot is bigger than 96% of them (6 ac against a typical 0.6 ac) and it is newer than 98% of them (2010 against a typical 1992). Measured against all of Boone County, it is worth more than almost all 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 18851 Harnish Rd, Roscoe, IL?

The 2025 property tax bill for 18851 Harnish Rd, Roscoe, IL was $12,915. The county assessed it at $190,947.

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