Cook County property record for 731 Prospect Ave, Winnetka, IL 60093
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 8.5 ba · 12,638 sqft · built 1900 |
| Lot Size | 1.3 acres (57,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $3,700,000 (Sep 2021) |
| Tax Bill | $82,992 (2023) |
| Deeds & Mortgages | Sep 2021 Sale Dec 2016 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 05-16-101-003 |
| Primary APN | 05-16-101-003 |
|---|---|
| Alternative APN |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 8.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 15 Rooms |
| Stories | 2 Stories |
| Building Area | 12,638 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1901 |
| Architectural Style | Multi-Level |
| Exterior Material | Wood |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 57,000 sqft |
| Garage Type | Attached |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Street Address | 731 PROSPECT AVE |
|---|---|
| City | WINNETKA |
| State | IL |
| Zip | 60093-2346 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | (RESUBDIVISION) OF BLK 8 IN PARK ADD TO WINNETKA A SU B IN SECS 16,17,20 & 21 SEC 16-42-13 |
| Legal Range | 13E |
| Legal Township | 42N |
| Legal Section | 16 |
| Legal Subdivision | PARK ADD |
| Legal Block | 8 |
| Legal Lot Number | 3 |
| Jurisdiction | COOK IL |
| Township / Civil Division | NEW TRIER |
| Census Block Group | 1 |
| Census Block | 1016 |
| Census Tract | 800400 |
731 Prospect Ave is owned by an individual who bought it in September 2021.
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 | 35 W WACKER DR, 11, CHICAGO, IL 60601-1637 |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Sep 7, 2021 | Warranty Deed, Transfer CHICAGO TITLE COMPANY |
| Dec 23, 2016 | Deed of Trust, Mortgage BARRINGTON BK&TR |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 7, 2021 · Amount on File |
| Deed Sale | Sep 7, 2021 · Amount on File |
| Prior Sale | Jun 14, 2016 · Amount on File |
| Deed Document Number | 20217675 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | COOK IL |
| Recording Date | Sep 7, 2021 |
| Property Address | 731 PROSPECT AVE, WINNETKA, IL 60093-2346 |
| Document Number | 0025007675 |
| Map Reference | DOC 1049627 |
| Instrument Date | Sep 1, 2021 |
| Instrument | 2125007675 |
| Transaction Type | Transfer |
| Record Updated | May 8, 2026 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Tax | $3,700.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 10 S LA SALLE ST STE 2750, 2750, CHICAGO, IL 60603-1108 |
| Investor | Possibly a Property Investor |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | COOK IL |
| Property Address | 731 PROSPECT AVE, WINNETKA, IL 60093-2346 |
| Document Number | 1700349086 |
| Instrument Date | Dec 23, 2016 |
| Transaction Type | Mortgage |
| Record Updated | Feb 6, 2017 |
| Title Company | CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 731 PROSPECT AVE WINNETKA IL 600932346, WINNETKA, IL 60093-2346 |
| Document Number | 1700349086 |
|---|---|
| Date | Jan 3, 2017 |
| Instrument | 349086 |
| Name | BARRINGTON BK&TR |
|---|---|
| Type | Bank |
| Address | 9700 W HIGGINS RD # 300, ROSEMONT, IL 60018-4736 |
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Jan 2, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.5% |
Source: Cook County assessment roll, as of May 27, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | Cook County |
| County Subdivision | New Trier Township |
| Municipality | Winnetka Village |
| Secondary School District | New Trier Township High School District 203 (09 - 12) |
| Elementary School District | Winnetka School District 36 (PK - 08) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $516,579 Land $153,900 Building $362,679 | $5,165,790 Land $1,539,000 Building $3,626,790 | |
| 2023 | $82,992.00 (+6.22%) | ||
| 2022 | $78,130.00 | $357,980 Land $178,980 Building $179,000 | $3,579,800 Land $1,789,800 Building $1,790,000 |
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 731 Prospect Ave in Zone X, an area of minimal flood risk, though there have been 8 flood claims nearby since 1980.
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 |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 7 in force |
| Nearby Flood Claims | 8 (1980–2019) |
| Claims Outside the SFHA | 7 of 8 |
| Most Recent Claim | Jul 2019 · rainfall accumulation |
| Claims by Event |
|
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 731 Prospect Ave 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 | WINNETKA serves 12,475 people · EPA ID IL0313330 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Oct 2023 |
| Lead | 8 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 239 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 Fixed Wireless | 100 / 20 |
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