101 William St, Thornton, IL 60476 Property Records

Cook County property record for 101 William St, Thornton, IL 60476

Property Summary

Property Type	Commercial
Details	built 1984
Lot Size	0.83 acres (3,600 sqft)
Owner	Company Name on File
Tax Bill	$310 (2023)
Flood Zone	Zone X (minimal risk)
APN	`29-34-118-005`

Property Details

APN / Parcel Number

Primary APN	`29-34-118-005`
Alternative APN	`29-34-118-005-0000`

Exterior

Year Built	Built 1984
Effective Year Built	Effective 1984
Lot Area	3,600 sqft (0.83 acres)

Location & Zoning

Street Address	101 WILLIAM ST
City	THORNTON
State	IL
Zip	60476
Property Category	Commercial
Property Type	Commercial > Retail
Legal Description	(VILLAGE) OF (THORNTON) SUB, EX W20ACS, OF PT NW SEC 34-36-14
Legal Range	14E
Legal Township	36N
Legal Section	34
Legal Subdivision	VILLAGE OF THORNTON
Legal Block	16
Legal Lot Number	8
Jurisdiction	COOK IL
Township / Civil Division	THORNTON
Census Block Group	2
Census Block	2032
Census Tract	828300

Owner

Source: Cook County records · APN 29-34-118-005

Assessment roll updated May 27, 2026 · Last verified June 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 File
Mailing Address	109 N WILLIAMS ST, THORNTON, IL 60476-1241
Owner Type	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Cook County records · Assessment roll updated May 27, 2026 · Last verified June 2026

Property Jurisdictions

Type	Name
State	Illinois
County	Cook County
County Subdivision	Thornton Township
Municipality	Thornton Village
Elementary School District	Thornton School District 154 (PK - 08)
Secondary School District	Thornton Township High School District 205 (09 - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$619 (+0.16%) Land $261 Building $358	$3,095 (+0.16%) Land $1,305 Building $1,790
2023	$310.00 (-22.11%)
2022	$398.00 Additional exemption filed	$618 Land $261 Building $357	$3,090 Land $1,305 Building $1,785

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of February 11, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Claims	3 (2008–2013)
Claims Outside the SFHA	2 of 3
Most Recent Claim	Apr 2013 · Severe Storms, Straight-line Winds, And Flooding

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
T-Mobile USA Fixed Wireless	100 / 20
AT&T DSL · Fixed Wireless in parts of the area	100 / 20

Based on FCC filings for 250 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	THORNTON serves 2,386 people
Water Source	Purchased surface water from several systems
Last State Inspection	May 2023
Lead	3 ppb (2026) 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ. The full violation and enforcement history is in the system's EPA record.