DuPage County property record for 8301 Cass Ave, Darien, IL 60561
| Property Type | Commercial |
|---|---|
| Details | 5,250 sqft · built 1977 |
| Lot Size | 1.83 acres (79,715 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,400,000 (Sep 2025) |
| Tax Bill | $28,948 (2025) |
| Deeds & Mortgages | Sep 2025 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 09-34-102-015 |
| Primary APN | 09-34-102-015 |
|---|
| Stories | 2 Stories |
|---|---|
| Building Area | 5,250 sqft Gross Area |
| Basement Area | 5,250 sqft |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1977 |
| Lot Area | 79,715 sqft |
| Street Address | 8301 CASS AVE |
|---|---|
| City | DARIEN |
| State | IL |
| Zip | 60561-5316 |
| Property Category | Commercial |
| Property Type | Commercial > Retail |
| Local Zoning Code | C |
| Legal Description | S 235 FT N 2457.46 FT E 340 FT W 390 FT NW 1/4 |
| Legal Range | 11E |
| Legal Township | 38N |
| Legal Section | 34 |
| Jurisdiction | DU PAGE IL |
| Township / Civil Division | DOWNERS GROVE |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 845805 |
8301 Cass Ave, a commercial property, is owned by a company that bought it in September 2025.
Source: DuPage County records, as of August 17, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 141 CARRIAGE WAY DR, BURR RIDGE, IL 60527-5703 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 30, 2025 · Amount on File |
| Deed Sale | Sep 30, 2025 · Amount on File |
| Prior Sale | Dec 9, 2024 · Amount on File |
| Deed Document Number | 202561565 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DU PAGE IL |
| Property Address | 8301 CASS AVE, DARIEN, IL 60561-5316 |
| Transaction Type | Mortgage |
| Record Updated | Oct 17, 2025 |
| Title Company | PRAIRIE TITLE |
| Name | Verified Name |
|---|---|
| Address | 141 CARRIAGE WAY DR, BURR RIDGE, IL 60527-5703 |
| Document Number | 0000061566 |
|---|---|
| Date | Sep 30, 2025 |
| Instrument | R2025-061566 |
| Name | BUSEY BANK |
|---|---|
| Type | Bank |
| Address | GLENVIEW, IL 60025 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
The 2025 property tax bill for 8301 Cass Ave was $28,948.
Source: DuPage County assessment roll, as of August 17, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | DuPage County |
| County Subdivision | Downers Grove Township |
| Municipality | Darien City |
| Elementary School District | Cass School District 63 (PK - 08) |
| Secondary School District | Hinsdale Township High School District 86 (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $28,948.00 | $470,879 Land $167,656 Building $303,223 | $1,412,637 Land $502,968 Building $909,669 |
| 2022 | $33,272.00 | $495,170 Land $132,260 Building $362,910 | $1,485,510 Land $396,780 Building $1,088,730 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 8301 Cass Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2026.
Source: FEMA National Flood Hazard Layer, effective September 1, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 11 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 38 units insured incl. 27 condo units |
| Nearby Flood Claims | 1 (2026) |
| Most Recent Claim | Jul 2026 · rainfall accumulation |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 8301 Cass Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | DARIEN serves 21,751 people · EPA ID IL0430270 |
|---|---|
| Water Source | Purchased surface water from DU PAGE WATER COMMISSION |
| Last State Inspection | Jun 2024 |
| Lead | Under 1 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 198 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL in parts of the area | 100 / 20 |
May also be available: Metronet.
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