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Single Family ResidenceResidential
$664,820$163 / 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 Jul 14, 2026

20401 OLD CASTLE DR

MOKENA, IL 60448
4
Beds
3 / 1
Baths
4,068 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.
0.69 ac
Lot SizeThe size of the land the home sits on, from county records.
1994
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.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$665K
$637K low$693K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,719 (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.$216,203 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$59,189
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$157,014
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$202,817
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$648,609

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.42
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
22
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
72
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
76
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
40
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
CountyWILL
Lot (acres)The size of the land the home sits on, from county records.0.69
ConstructionThe main material the home's frame and walls are built from.Wood (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.Yes
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, Attached
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
Mokena Elementary SchoolA-
Elementary · Grades KG–3 · 1.1 mi
H
Lincoln-Way Central High SchoolA-
High · Grades 9–12 · 1.7 mi
M
Mokena Junior High SchoolA-
Middle · Grades 6–8 · 1.9 mi

District: Mokena School District 159

Neighborhood · ZIP 60448These 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.66
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 100.51

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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.26,434
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,482 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$122,828
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,055
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.38 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

20401 Old Castle 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 90% of homes in Will County
  • Costs less per square foot than 95% of homes in Mokena 60448
  • Bigger than 98% of homes in Mokena 60448
  • Has a bigger lot than 92% of homes in Will County

What homes are worth in Mokena 60448

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

This home
$210K$966K

This home is worth more than 84% of homes in Mokena 60448.

How it measures up in Mokena 60448

The dot is this home. The mark in the middle is the typical home in Mokena 60448.

Estimated value$664,820
CheaperTypical $453,246Pricier

Pricier than 84% of homes nearby

Price per ft²$163
CheaperTypical $213Pricier

Pricier than 5% of homes nearby

Living area4,068 ft²
SmallerTypical 1,951 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.69 ac
SmallerTypical 0.31 acBigger

Bigger than 85% of homes nearby

Year built1994
OlderTypical 1993Newer

Newer than 59% of homes nearby

How 20401 Old Castle Dr ranks against every home in each area.
MeasureThis homeMokena 60448Will County
Estimated valuepricier than$664,82084% of homes90% of homes
Price per ft²pricier than$1635% of homes14% of homes
Living areabigger than4,068 ft²98% of homes98% of homes
Lot sizebigger than0.69 ac85% of homes92% of homes
Year builtnewer than199459% of homes51% of homes

About 20401 Old Castle Dr

How much is 20401 Old Castle Dr, Mokena, IL worth?

The TopHap Estimate for 20401 Old Castle Dr, Mokena, IL is $664,820 as of Jul 14, 2026. The likely range is $637,075 to $692,565. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20401 Old Castle Dr, Mokena, IL last sell?

20401 Old Castle Dr, Mokena, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 20401 Old Castle Dr, Mokena, IL?

20401 Old Castle Dr, Mokena, IL has 4 bedrooms, 3 bathrooms, 4,068 square feet of living space and a 0.69-acre lot.

When was 20401 Old Castle Dr, Mokena, IL built?

20401 Old Castle Dr, Mokena, IL was built in 1994, making it 32 years old. The building has 2 stories.

What schools serve 20401 Old Castle Dr, Mokena, IL?

20401 Old Castle Dr, Mokena, IL is assigned to Mokena Elementary School (elementary), rated A-; Lincoln-Way Central High School (high), rated A-; Mokena Junior High School (middle), rated A-. All sit in Mokena School District 159. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20401 Old Castle Dr, Mokena, IL compare to other homes in Mokena 60448?

Among the 8,854 homes in Mokena 60448, it is worth more than 84% of them ($664,820 against a typical $453,246), its price per square foot is higher than 5% of them ($163 against a typical $213), it is bigger than 98% of them (4,068 ft² against a typical 1,951 ft²), its lot is bigger than 85% of them (0.69 ac against a typical 0.31 ac) and it is newer than 59% of them (1994 against a typical 1993). Measured against all of Will County, it is worth more than 90% 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 20401 Old Castle Dr, Mokena, IL?

The 2025 property tax bill for 20401 Old Castle Dr, Mokena, IL was $14,719. The county assessed it at $216,203.

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