Cook County property record for 21761 Oak St, Matteson, IL 60443
| Property Type | Railroad & Related |
|---|---|
| Lot Size | 3.6 acres (156,887 sqft) |
| Owner | Individual Name on Record |
| Flood Zone | Zone X (minimal risk) |
| APN | 31-26-204-001 |
| Primary APN | 31-26-204-001 |
|---|---|
| Alternative APN |
|
| Lot Area | 156,887 sqft |
|---|
| Street Address | 21761 OAK ST |
|---|---|
| City | MATTESON |
| State | IL |
| Zip | 60443 |
| Property Category | Public Works |
| Property Type | Public Works > Railroad & Related |
| Jurisdiction | COOK IL |
| Township / Civil Division | RICH |
| Census Block Group | 1 |
| Census Block | 1021 |
| Census Tract | 830202 |
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 | Individual Name on Record |
|---|---|
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Cook County assessment roll, as of May 27, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | Cook County |
| County Subdivision | Rich Township |
| Municipality | Matteson Village |
| Elementary School District | Matteson Elementary School District 162 (PK - 08) |
| Secondary School District | Rich Township High School District 227 (09 - 12) |
| Year | Tax Bill |
|---|---|
| 2022 | Additional exemption filed |
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 | Low lower than 97% of the US · lower than 79% of Illinois |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 | MATTESON serves 18,293 people · EPA ID IL0311800 |
|---|---|
| Water Source | Purchased surface water from OAK LAWN |
| Last State Inspection | Jan 2025 |
| Lead | 9 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 293 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 DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
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