Cook County property record for 4100 W Potomac Ave, Chicago, IL 60651
| Property Type | Commercial |
|---|---|
| Details | built 1927 |
| Lot Size | 0.145 acres (6,334 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $1,742 (2023) |
| Flood Zone | Zone X (minimal risk) |
| APN | 16-03-226-041 |
| Primary APN | 16-03-226-041 |
|---|---|
| Alternative APN |
|
| Units | 15 Units |
|---|---|
| Stories | 3 Stories |
| Year Built | Built 1927 |
|---|---|
| Effective Year Built | Effective 1927 |
| Architectural Style | Multi-Family |
| Lot Area | 6,334 sqft (0.145 acres) |
| Street Address | 4100 W POTOMAC AVE |
|---|---|
| City | CHICAGO |
| State | IL |
| Zip | 60651 |
| Property Category | Commercial |
| Property Type | Commercial > Retail |
| Local Zoning Code | RT-4 |
| Legal Description | (DEMAREST) & (KAMERLINGS)(GRAND) AVE SUB OF NH SE NE SEC 03-39-13 |
| Legal Range | 13E |
| Legal Township | 39N |
| Legal Section | 03 |
| Legal Subdivision | DEMAREST & KAMERLINGS GRAND |
| Legal Block | 3 |
| Legal Lot Number | 47,48 |
| Jurisdiction | COOK IL |
| Township / Civil Division | CHICAGO |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 230600 |
Source: Cook County records, as of May 27, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 2550 W NORTH AVE, CHICAGO, IL 60647-5216 |
| Owner Type | Company |
| Vesting | Partnership |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Cook County assessment roll, as of May 27, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | Cook County |
| Municipality | Chicago City |
| Unified School District | Chicago Public School District 299 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $10,837 (+31.63%) Land $9,501 Building $1,336 | $108,370 (+31.63%) Land $95,010 Building $13,360 | |
| 2023 | $1,742.00 (+2.89%) | ||
| 2022 | $1,693.00 | $8,233 Land $6,650 Building $1,583 | $82,330 Land $66,500 Building $15,830 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective February 11, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
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 | CHICAGO serves 2,721,308 people · EPA ID IL0316000 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Mar 2026 |
| Lead | 6 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 8 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.
Source: FCC Broadband Data Collection, based on 1,103 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Verizon.
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