3770 Blackstone Ave, Markham, IL 60428 Property Records

Cook County property record for 3770 Blackstone Ave, Markham, IL 60428

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 732 sqft · built 1947
Lot Size	0.296 acres (12,880 sqft)
Owner	Individual Name on File
Last Sale	$41,000 (Oct 2025)
Tax Bill	$2,908 (2023)
Deeds & Mortgages	Oct 2025 Sale
Flood Zone	Zone X (minimal risk)
APN	`28-23-118-012`

Property Details

APN / Parcel Number

Primary APN	`28-23-118-012`
Alternative APN	`28-23-118-012-0000`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	4 Rooms
Stories	1 Story
Building Area	732 sqft Living Area
1st Floor Area	732 sqft

Exterior

Year Built	Built 1947
Effective Year Built	Effective 1947
Exterior Material	Wood
Construction Type	Frame
Foundation Type	No Foundation
Roof Material	Asphalt
Lot Area	12,880 sqft (0.296 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	HVAC

Location & Zoning

Street Address	3770 BLACKSTONE AVE
City	MARKHAM
State	IL
Zip	60428-4423
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Range	13E
Legal Township	36N
Legal Section	23
Jurisdiction	COOK IL
Township / Civil Division	BREMEN
Census Block Group	4
Census Block	4016
Census Tract	825600

Owner

Source: Cook County records · APN 28-23-118-012

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	Individual Name on File
Mailing Address	3770 BLACKSTONE AVE, MARKHAM, IL 60428-4423
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Oct 27, 2025 · Amount on Record
Deed Sale	Oct 27, 2025 · Amount on Record
Deed Document Number	202518123
Prior Transfer Date	Oct 20, 2025
Prior Transfer Doc	0000018122
Record Updated	Sep 20, 2026

October 2025: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	COOK IL
Recording Date	Oct 27, 2025
Property Address	3770 BLACKSTONE AVE, MARKHAM, IL 60428-4423
Document Number	0030018123
Instrument Date	Sep 09, 2025
Instrument	2530018123
Transaction Type	Transfer
Record Updated	Nov 11, 2025
Title Company	ATTORNEY ONLY, ATTORNEY

Transaction

Amount	Amount Recorded
Tax	$41.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants by the Entirety
Address	3770 BLACKSTONE AVE, MARKHAM, IL 60428-4423

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	Bremen Township
Municipality	Markham City
Secondary School District	Bremen Community High School District 228 (09 - 12)
Elementary School District	Prairie-Hills Elementary School District 144 (PK - 08)

Tax Bill & Assessment History

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.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$11,000 (-) Land $2,898 Building $8,102	$110,000 (-) Land $28,980 Building $81,020
2023	$2,908.00 Homeowner's exemption Senior Citizen's exemption	$11,000 (+107.43%) Land $2,898 Building $8,102	$110,000 (+107.43%) Land $28,980 Building $81,020
2022	Homeowner's exemption Senior Citizen's exemption	$5,303 Land $2,576 Building $2,727	$53,030 Land $25,760 Building $27,270

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	2 (2021–2022)
Claims Outside the SFHA	2 of 2
Most Recent Claim	Jan 2022 · river or lake 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)
AT&T Fiber · DSL · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
T-Mobile USA Fixed Wireless	100 / 20

Based on FCC filings for 227 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	MARKHAM serves 12,500 people
Water Source	Purchased surface water from MID-MARK WATER COMMISSION
Last State Inspection	Mar 2024
Lead	2 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	5 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.