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Single Family ResidenceResidential
Last sold for $891,500 on Sep 7, 2017

12818 ROUTE 166

MARION, IL 62959
0
Baths
1,384 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.
59.37 ac
Lot SizeThe size of the land the home sits on, from county records.
1962
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$891,500 · Sep 7, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,162 (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.$44,020 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$29,720
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$44,020
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$129,090

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.41
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
84
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
87
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
23
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
CountyWILLIAMSON
Lot (acres)The size of the land the home sits on, from county records.59.37
HeatingThe type of heating system in the home.Gas
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 28 ft²

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

E
Crab Orchard Elementary SchoolB
Elementary · Grades PK–8 · 2.4 mi
H
Crab Orchard High SchoolB
High · Grades 9–12 · 2.4 mi

District: Crab Orchard Community Unit School District 3

Neighborhood · ZIP 62959These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.283

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.27,489
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.191 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,924
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$88,689
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.46 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

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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

12818 Route 166 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 largest lots in Williamson County

How it measures up in Marion 62959

The dot is this home. The mark in the middle is the typical home in Marion 62959.

Living area1,384 ft²
SmallerTypical 1,512 ft²Bigger

Bigger than 42% of homes nearby

Lot size59.37 ac
SmallerTypical 0.36 acBigger

Bigger than almost all homes nearby

Year built1962
OlderTypical 1971Newer

Newer than 42% of homes nearby

How 12818 Route 166 ranks against every home in each area.
MeasureThis homeMarion 62959Williamson County
Living areabigger than1,384 ft²42% of homes47% of homes
Lot sizebigger than59.37 acalmost all homesalmost all homes
Year builtnewer than196242% of homes47% of homes

About 12818 Route 166

When did 12818 Route 166, Marion, IL last sell?

12818 Route 166, Marion, IL last sold on Sep 7, 2017 for $891,500, according to the county's recorded deed.

How big is 12818 Route 166, Marion, IL?

12818 Route 166, Marion, IL has 1,384 square feet of living space and a 59.37-acre lot.

When was 12818 Route 166, Marion, IL built?

12818 Route 166, Marion, IL was built in 1962, making it 64 years old. The building has 1 story.

What schools serve 12818 Route 166, Marion, IL?

12818 Route 166, Marion, IL is assigned to Crab Orchard Elementary School (elementary), rated B; Crab Orchard High School (high), rated B. All sit in Crab Orchard Community Unit School District 3. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12818 Route 166, Marion, IL compare to other homes in Marion 62959?

Among the 11,262 homes in Marion 62959, it is bigger than 42% of them (1,384 ft² against a typical 1,512 ft²), its lot is bigger than almost all of them (59.37 ac against a typical 0.36 ac) and it is newer than 42% of them (1962 against a typical 1971). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 12818 Route 166, Marion, IL?

The 2025 property tax bill for 12818 Route 166, Marion, IL was $3,162. The county assessed it at $44,020.

More homes on Route 166

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Assigned schools

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