Cook County property record for 435 William St, Unit 608, River Forest, IL 60305
| Property Type | Condominium |
|---|---|
| Details | 3 bd · 3 ba · 2,581 sqft · built 2001 |
| Lot Size | 0.742 acres (32,316 sqft) |
| Owner | Individual Name on File |
| Last Sale | $422,500 (Mar 2006) |
| Tax Bill | $11,410 (2023) |
| Flood Zone | Zone X (minimal risk) |
| APN | 15-12-220-037-1048 |
| Primary APN | 15-12-220-037-1048 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Units | 134 Units |
| Building Area | 2,581 sqft Living Area |
| Year Built | Built 2001 |
|---|---|
| Effective Year Built | Effective 2001 |
| Architectural Style | Condo/Apartment |
| Exterior Material | Brick |
| Lot Area | 32,316 sqft (0.742 acres) |
| Cooling System | Central |
|---|---|
| Heating System | Radiant |
| Water Source | Commercial |
| Street Address | 435 WILLIAM ST, 608 |
|---|---|
| City | RIVER FOREST |
| State | IL |
| Zip | 60305-1989 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Legal Range | 12E |
| Legal Township | 39N |
| Legal Section | 12 |
| Legal Subdivision | WILLIAM PLACE CONDO |
| Jurisdiction | COOK IL |
| Township / Civil Division | RIVER FOREST |
| Census Block Group | 2 |
| Census Block | 2009 |
| 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.
435 William St, Unit 608 is owned and occupied by an individual who bought it in March 2006.
Source: Cook County records, as of May 27, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 435 WILLIAM ST, 608, RIVER FOREST, IL 60305-1989 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 30, 2006 · Amount on File |
| Deed Sale | Mar 30, 2006 · Amount on File |
| Prior Sale | May 30, 2002 · Amount on File |
| Deed Document Number | 200653038 |
| Record Updated | Oct 29, 2026 |
Source: Cook County assessment roll, as of May 27, 2026
| 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 | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $47,650 Land $698 Building $46,952 | $476,500 Land $6,980 Building $469,520 | |
| 2023 | $11,410.00 (+6.32%) | ||
| 2022 | $10,732.00 Homeowner's exemption Senior Citizen's exemption | $39,393 Land $973 Building $38,420 | $393,930 Land $9,730 Building $384,200 |
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 435 William St, Unit 608 in Zone X, an area of minimal flood risk.
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.
The area around 435 William St, Unit 608 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 | 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 498 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 · Fiber in parts of the area | 2,000 / 250 |
May also be available: T-Mobile, Verizon.
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