Cook County property record for 403 Blackstone St, Thornton, IL 60476
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 876 sqft · built 1953 |
| Lot Size | 0.172 acres (7,500 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $632 (2023) |
| Deeds & Mortgages | Feb 2024 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 29-27-314-004 |
| Primary APN | 29-27-314-004 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 876 sqft Living Area |
| 1st Floor Area | 876 sqft |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1953 |
| Exterior Material | Wood |
| Construction Type | Frame |
| Foundation Type | No Foundation |
| Roof Material | Asphalt |
| Lot Area | 7,500 sqft (0.172 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Street Address | 403 BLACKSTONE ST |
|---|---|
| City | THORNTON |
| State | IL |
| Zip | 60476-1001 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | (TOEPFERS) SUB OF PT OF SH EX E 33 FT OF PT SEC 27 LY ING E OF ELY R/W LINE OF C & EI RR SH SH SW SEC 27-36-14 |
| Legal Range | 14E |
| Legal Township | 36N |
| Legal Section | 27 |
| Legal Subdivision | TOEPFERS SUB |
| Legal Lot Number | 12 |
| Jurisdiction | COOK IL |
| Township / Civil Division | THORNTON |
| Census Block Group | 1 |
| Census Block | 1032 |
| Census Tract | 828300 |
403 Blackstone St is owned and occupied by an individual.
Source: Cook County records, as of May 27, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 403 BLACKSTONE ST, THORNTON, IL 60476-1001 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Affidavit of Death of Joint Tenant |
|---|---|
| Jurisdiction | COOK IL |
| Recording Date | Feb 27, 2024 |
| Property Address | 403 BLACKSTONE ST, THORNTON, IL 60476-1001 |
| Document Number | 0005841004 |
| Instrument Date | Feb 1, 2024 |
| Instrument | 2405841004 |
| Transaction Type | Transfer |
| Record Updated | Mar 6, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
| Document Number | 0005841005 |
|---|---|
| Date | Feb 27, 2024 |
| Instrument | 2405841005 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Address | SIOUX FALLS, SD 57104 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Mar 1, 2054 |
Source: Cook County assessment roll, as of May 27, 2026
| 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) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $10,000 Land $3,000 Building $7,000 | $100,000 Land $30,000 Building $70,000 | |
| 2023 | $632.00 (-24.13%) | ||
| 2022 | $833.00 (-57.65%) Homeowner's exemption Senior Citizen's exemption | $9,218 (-) Land $2,625 Building $6,593 | $92,180 (-) Land $26,250 Building $65,930 |
| 2021 | $1,967.00 Homeowner's exemption Senior Citizen's exemption | $9,218 Land $2,625 Building $6,593 | $92,180 Land $26,250 Building $65,930 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 403 Blackstone St in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1982.
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 |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 2 (1982–2008) |
| Most Recent Claim | Sep 2008 · Severe Storms And Flooding |
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.
The area around 403 Blackstone St 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 | THORNTON serves 2,386 people · EPA ID IL0313090 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | May 2023 |
| Lead | 3 ppb (2026) 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 537 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Astound Broadband.
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