Cook County property record for 417 Keystone Ave, River Forest, IL 60305
| Property Type | Exempt (Full or Partial) |
|---|---|
| Lot Size | 0.784 acres (34,168 sqft) |
| Flood Zone | Zone X (minimal risk) |
| APN | 15-12-112-003 |
| Primary APN | 15-12-112-003 |
|---|---|
| Alternative APN |
|
| Lot Area | 34,168 sqft |
|---|
| Street Address | 417 KEYSTONE AVE |
|---|---|
| City | RIVER FOREST |
| State | IL |
| Zip | 60305 |
| Property Category | Other |
| Property Type | Other > Exempt (Full or Partial) |
| Legal Range | 12E |
| Legal Township | 39N |
| Legal Section | 12 |
| Legal Quarter | NW |
| Legal Block | 19 |
| Jurisdiction | COOK IL |
| Township / Civil Division | RIVER FOREST |
| Census Block Group | 6 |
| Census Block | 6008 |
| Census Tract | 812000 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Individually Listed | River Forest Historic District listed 1977 · 620 contributing resources · NRIS 77000483 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: Cook County records, as of April 8, 2024
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Occupancy | Owner Occupied |
|---|---|
| Owner Type | Company |
| Record Updated | Jun 7, 2026 |
|---|
Source: Cook County assessment roll, as of January 1, 2022
| Type | Name |
|---|---|
| State | Illinois |
| County | Cook County |
| County Subdivision | River Forest Township |
| Municipality | River Forest Village |
| Secondary School District | Oak Park and River Forest District 200 (09 - 12) |
| Elementary School District | River Forest School District 90 (PK - 08) |
| Year | Tax Bill |
|---|---|
| 2022 | Additional exemption filed |
Source: FEMA National Flood Hazard Layer, effective February 11, 2026 · 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 Record median of 11 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 11 in force |
| Nearby Flood Claims | 8 (1979–2020) |
| Claims Outside the SFHA | 7 of 8 |
| Most Recent Claim | May 2020 · rainfall accumulation |
| Claims by Event |
|
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 94% of Illinois |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | RIVER GROVE serves 10,282 people · EPA ID IL0312640 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Dec 2024 |
| Lead | 6 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 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 386 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile Fixed Wireless | 100 / 20 |
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