Property profile

4320 Winfield Rd Warrenville, IL 60555

FOR SALE
Office Spaces
Saved · see the list in your Dashboard
Property ID
US28-3503233
155,141 SF 7.19 ac Built 1998
Last sale Dec 2018·$20,574,000
Entity Owned Owner of record is a legal entity (LLC / corporation). 7-yr Hold Held for 7 years. Absentee Owner Owner mailing address differs from the property address. ~ Est. High Equity Modeled equity is high. Estimate, not a fact.
Market Trends Soon

Property summary

AI-generated overview

This Class A office building, Cornerstone at Cantera, located at 4320 Winfield Rd, Warrenville, IL 60555 in DuPage County, offers multiple tenancy options in a 152,520 square foot building. Three move-in ready spaces are currently available, ranging from 5,076 to 20,849 square feet. The property boasts exceptional amenities including on-site food service, a fitness center, conference facilities, an outdoor patio, and a heated underground parking garage. Benefit from high-profile I-88…

Ownership intelligence

Who controls the opportunity?

Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. Included with a plan.

Owner contacts

Can we reach the decision maker?

Skip-traced phones and e-mails of the owner. Included with a plan.

Debts

What is owed, to whom, and when it comes due

Recorded lenders, amounts and estimated maturities of the owner's loan book — included with a plan.

Property tax · 2023

What does the county charge?
$204k
Tax billed · 2023
Assessed value$2.64M
Assessed land$639k
Assessed improvement$2.00M
Effective rate7.74%

Value estimate

· Nov 2026
$7.15M
$6.44M – $7.87M
Submarket $/SF estimate$7.55M
NOI build-up
Gross scheduled income$3.73M
Vacancy & credit loss−$930k
Operating expenses−$701k
NOI$2.10M

Realmo valuation models over county records and 6 qualifying comparable sales.

Recently sold

What actually traded nearby?
$128/SF
ZIP average, outlier-cleaned · 21 recorded sales of this use type
Observed band · Q1–Q3$83 – $178
Qualifying comparables6

Cap rate analysis

How does the asset earn?
$2.10M estimated NOI · market benchmarks for this use type

Price anchors at 6 / 6.5 / 7% — in the full report.

Zoning insight

What can be built here?
C
JurisdictionDU PAGE

Location intelligence

Which uses thrive at this corner?
Best fit: Auto Repair Shop
Demand heat for this use is drawn on the map · LocInt grid
Demand index
Auto Repair Shop14.6
Auto Parts Store13.8
Storage Facility12.5

Location

4320 Winfield Rd Warrenville, IL 60555
County assessor Recorded deeds · 1 transfer 6 qualifying comp sales Zoning catalog

Every figure names its source: public record, benchmark, or modeled. Coverage varies by property — thin data is stated as missing, never invented.

Comparables

6 recorded sales · 17 properties nearby
Recent sales nearby
6 recorded sales in this ZIP, last 8 years
Address Sale price Sold Size
4300 Winfield, Warrenville, IL 60555-4012 $14,000,000 Jul 2025 155,142 SF
27201 Bella Vis, Warrenville, IL 60555-1619 $7,500,000 May 2025 149,912 SF
4300 Weaver, Warrenville, IL 60555-3919 $7,675,000 Dec 2024 49,575 SF
4575 Weaver, Warrenville, IL 60555-4039 $8,600,000 Dec 2020 65,522 SF
28301 Fry, Warrenville, IL 60555-3018 $4,960,000 Jul 2020 123,082 SF
27755 Diehl, Warrenville, IL 60555-3926 $13,100,000 Jan 2019 91,290 SF
Sale prices and dates as our records hold them, one row per building. A deed can cover more of a building than the size shown, so read the price against the size rather than dividing one by the other.
Comparable nearby
6 properties of the same type nearby
Research This Page with AI

Rey answers here. ChatGPT, Grok and Claude get the same data packet.

Includes: Price & PSF · Cap rate · Location · Zoning

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