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Industrial (General)Industrial
Last sold for $22,700,000 on Sep 8, 2023

4050 ROCK CREEK BLVD

JOLIET, IL 60431
0
Baths
15.31 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$22,700,000 · Sep 8, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$382,734 (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.$4,547,747 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$680,108
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,867,639
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$4,547,747
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$13,643,241

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
38
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Industrial (General)
CountyWILL
Lot (acres)The size of the land the home sits on, from county records.15.31
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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 · 1.5 mi
H
Joliet West High SchoolD+
High · Grades 9–12 · 3.9 mi
M
Troy Middle SchoolB
Middle · Grades 7–8 · 4.8 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

4050 Rock Creek Blvd 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 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.

Lot size15.31 ac
SmallerTypical 0.21 acBigger

Bigger than almost all homes nearby

How 4050 Rock Creek Blvd ranks against every home in each area.
MeasureThis homeJoliet 60431Will County
Lot sizebigger than15.31 acalmost all homesalmost all homes

About 4050 Rock Creek Blvd

When did 4050 Rock Creek Blvd, Joliet, IL last sell?

4050 Rock Creek Blvd, Joliet, IL last sold on Sep 8, 2023 for $22,700,000, according to the county's recorded deed.

What schools serve 4050 Rock Creek Blvd, Joliet, IL?

4050 Rock Creek Blvd, 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.

What are the property taxes on 4050 Rock Creek Blvd, Joliet, IL?

The 2025 property tax bill for 4050 Rock Creek Blvd, Joliet, IL was $382,734. The county assessed it at $4,547,747.

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