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Single Family ResidenceResidential
$353,606$158 / 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 94How 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
Last sold for $170,000 on Aug 15, 2018

20725 ROCK RUN DR

JOLIET, IL 60431
2
Baths
2,240 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.
3 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.

Valuation

$354K
$331K low$376K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$170,000 · Aug 15, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,187 (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.$100,241 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$34,417
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$65,824
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$92,516
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$300,723

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.45
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
24
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
71
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
71
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
28
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.26 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.1 percent flood zone

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.3.00
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.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
Heritage Trail Elementary SchoolB-
Elementary · Grades KG–4 · 1.2 mi
H
Joliet West High SchoolD+
High · Grades 9–12 · 3.5 mi
M
Troy Middle SchoolB
Middle · Grades 7–8 · 3.5 mi

District: Troy Community Consolidated School District 30c

Neighborhood · ZIP 60431These 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.90
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.48

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.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
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.22,069
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,559 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$99,257
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$121,756
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.37 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

20725 Rock Run 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.

  • Costs less per square foot than 89% of homes in Will County
  • Bigger than 72% of homes in Joliet 60431
  • Among the largest lots in Joliet 60431
  • Older than 93% of homes in Joliet 60431

What homes are worth in Joliet 60431

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

This home
$230K$547K

This home is worth more than 51% of homes in Joliet 60431.

How it measures up in Joliet 60431

The dot is this home. The mark in the middle is the typical home in Joliet 60431.

Estimated value$353,606
CheaperTypical $351,748Pricier

Pricier than 51% of homes nearby

Price per ft²$158
CheaperTypical $188Pricier

Pricier than 15% of homes nearby

Living area2,240 ft²
SmallerTypical 1,830 ft²Bigger

Bigger than 72% of homes nearby

Lot size3 ac
SmallerTypical 0.21 acBigger

Bigger than almost all homes nearby

Year built1970
OlderTypical 2001Newer

Newer than 7% of homes nearby

How 20725 Rock Run Dr ranks against every home in each area.
MeasureThis homeJoliet 60431Will County
Estimated valuepricier than$353,60651% of homes45% of homes
Price per ft²pricier than$15815% of homes11% of homes
Living areabigger than2,240 ft²72% of homes66% of homes
Lot sizebigger than3 acalmost all homesalmost all homes
Year builtnewer than19707% of homes22% of homes

About 20725 Rock Run Dr

How much is 20725 Rock Run Dr, Joliet, IL worth?

The TopHap Estimate for 20725 Rock Run Dr, Joliet, IL is $353,606 as of Oct 21, 2026. The likely range is $330,754 to $376,458. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20725 Rock Run Dr, Joliet, IL last sell?

20725 Rock Run Dr, Joliet, IL last sold on Aug 15, 2018 for $170,000, according to the county's recorded deed.

How big is 20725 Rock Run Dr, Joliet, IL?

20725 Rock Run Dr, Joliet, IL has 2 bathrooms, 2,240 square feet of living space and a 3.00-acre lot.

When was 20725 Rock Run Dr, Joliet, IL built?

20725 Rock Run Dr, Joliet, IL was built in 1970, making it 56 years old.

What schools serve 20725 Rock Run Dr, Joliet, IL?

20725 Rock Run Dr, Joliet, IL is assigned to Heritage Trail Elementary School (elementary), rated B-; Joliet West High School (high), rated D+; Troy Middle School (middle), rated B. All sit in Troy Community Consolidated School District 30c. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20725 Rock Run Dr, Joliet, IL compare to other homes in Joliet 60431?

Among the 9,507 homes in Joliet 60431, it is worth more than 51% of them ($353,606 against a typical $351,748), its price per square foot is higher than 15% of them ($158 against a typical $188), it is bigger than 72% of them (2,240 ft² against a typical 1,830 ft²), its lot is bigger than almost all of them (3 ac against a typical 0.21 ac) and it is newer than 7% of them (1970 against a typical 2001). Measured against all of Will County, it is worth more than 45% 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 20725 Rock Run Dr, Joliet, IL?

The 2025 property tax bill for 20725 Rock Run Dr, Joliet, IL was $7,187. The county assessed it at $100,241.

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