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Single Family ResidenceResidential
$388,062
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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

18739 TAMMY DR

MOKENA, IL 60448
0
Baths
0.47 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$388K
$366K low$410K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,715 (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.$129,514 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$29,745
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$99,769
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$121,154
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$388,542

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.40
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
15
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.
75
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.0.47
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

M
Liberty Junior High SchoolB+
Middle · Grades 7–8 · 1.5 mi
E
Haines Elementary SchoolA-
Elementary · Grades 1–3 · 2.5 mi
H
Lincoln-Way West High SchoolA+
High · Grades 9–12 · 4.8 mi

District: New Lenox School District 122

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

18739 Tammy 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.

  • Has a bigger lot than 86% 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
$199K$945K

This home is worth more than 37% 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$388,062
CheaperTypical $443,416Pricier

Pricier than 37% of homes nearby

Lot size0.47 ac
SmallerTypical 0.31 acBigger

Bigger than 72% of homes nearby

How 18739 Tammy Dr ranks against every home in each area.
MeasureThis homeMokena 60448Will County
Estimated valuepricier than$388,06237% of homes54% of homes
Lot sizebigger than0.47 ac72% of homes86% of homes

About 18739 Tammy Dr

How much is 18739 Tammy Dr, Mokena, IL worth?

The TopHap Estimate for 18739 Tammy Dr, Mokena, IL is $388,062 as of Aug 30, 2026. The likely range is $366,069 to $410,055. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18739 Tammy Dr, Mokena, IL last sell?

18739 Tammy Dr, Mokena, IL last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve 18739 Tammy Dr, Mokena, IL?

18739 Tammy Dr, Mokena, IL is assigned to Liberty Junior High School (middle), rated B+; Haines Elementary School (elementary), rated A-; Lincoln-Way West High School (high), rated A+. All sit in New Lenox School District 122. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18739 Tammy Dr, Mokena, IL compare to other homes in Mokena 60448?

Among the 8,854 homes in Mokena 60448, it is worth more than 37% of them ($388,062 against a typical $443,416) and its lot is bigger than 72% of them (0.47 ac against a typical 0.31 ac). Measured against all of Will County, it is worth more than 54% 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 18739 Tammy Dr, Mokena, IL?

The 2025 property tax bill for 18739 Tammy Dr, Mokena, IL was $4,715. The county assessed it at $129,514.

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