435 William St, Unit 709, River Forest, IL 60305 Property Records

Cook County property record for 435 William St, Unit 709, River Forest, IL 60305

Property Summary

Property Type	Condominium
Details	2 bd · 2 ba · 1,884 sqft · built 2001
Lot Size	0.742 acres (32,316 sqft)
Owner	Individual Name on File
Last Sale	$385,000 (Oct 2021)
Tax Bill	$7,887 (2023)
Deeds & Mortgages	Jul 2026 Transfer Oct 2021 Sale + 1 more
Flood Zone	Zone X (minimal risk)
APN	`15-12-220-037-1057`

Property Details

APN / Parcel Number

Primary APN	`15-12-220-037-1057`

Interior

Bedrooms	2 Beds
Full Baths	2 Baths
Units	134 Units
Building Area	1,884 sqft Living Area

Exterior

Year Built	Built 2001
Effective Year Built	Effective 2001
Architectural Style	Condo/Apartment
Lot Area	32,316 sqft (0.742 acres)

Location & Zoning

Street Address	435 WILLIAM ST, 709
City	RIVER FOREST
State	IL
Zip	60305-1990
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

Historic Designation

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.

Owner

435 William St, Unit 709 is owned and occupied by an individual who acquired it in October 2025.

Source: Cook County records, as of August 17, 2026

Owner of Record	Individual Name on File
Mailing Address	435 WILLIAM ST, 709, RIVER FOREST, IL 60305-1990
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.

Deeds, Mortgages & Sale History

Date	Document
Jul 28, 2026	Transfer on Death Deed, Transfer NONE LISTED ON DOCUMENT
Oct 15, 2021	Warranty Deed, Transfer PRAIRIE TITLE
Feb 9, 2017	Warranty Deed, Transfer FIRST AMERICAN TITLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 15, 2021 · Amount on File
Deed Sale	Oct 15, 2021 · Amount on File
Prior Sale	Feb 9, 2017 · Amount on File
Deed Document Number	20216331
Last Transfer Date	Oct 16, 2025
Transfer Doc	0000023188
Record Updated	Sep 20, 2026

July 2026: Transfer on Death Deed, Transfer

Document Type	Transfer on Death Deed
Jurisdiction	COOK IL
Recording Date	Jul 28, 2026
Property Address	435 WILLIAM ST, 709, RIVER FOREST, IL 60305-1990
Document Number	0000023188
Instrument Date	Oct 16, 2025
Instrument	202623188
Transaction Type	Transfer
Record Updated	Aug 31, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name

October 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	COOK IL
Recording Date	Oct 15, 2021
Property Address	435 WILLIAM ST UNIT 709, 709, RIVER FOREST, IL 60305-1990
Document Number	0028806331
Map Reference	DOC 0010820941
Instrument Date	Oct 11, 2021
Instrument	2128806331
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	PRAIRIE TITLE

Transaction

Amount	Amount on Record
Tax	$385.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	435 WILLIAM ST # N709, N709, RIVER FOREST, IL 60305-1984

February 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	COOK IL
Recording Date	Feb 9, 2017
Property Address	435 WILLIAM ST UNIT 709, 709, RIVER FOREST, IL 60305-1990
Document Number	1704041022
Instrument Date	Jan 24, 2017
Instrument	4041022
Transaction Type	Transfer
Record Updated	Feb 16, 2017
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount on Record
Tax	$227.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	435 WILLIAMS ST #709 RIVER FOREST IL 603051990, 709, RIVER FOREST, IL 60305-1990

Tax Assessment & Valuation

Source: Cook County assessment roll, as of May 27, 2026

Property Jurisdictions

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)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$34,780 Land $509 Building $34,271	$347,800 Land $5,090 Building $342,710
2023	$7,887.00 (-15.06%)
2022	$9,285.00	$28,754 Land $710 Building $28,044	$287,540 Land $7,100 Building $280,440

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.

Flood

FEMA maps place 435 William St, Unit 709 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.

Wildfire

The area around 435 William St, Unit 709 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.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

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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