Cook County property record for 660 Prospect Ave, Winnetka, IL 60093
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 6.5 ba · 7,798 sqft · built 1893 |
| Lot Size | 0.712 acres (31,000 sqft) |
| Owner | Company Name on Record |
| Last Sale | $8,100,000 (Sep 2024) |
| Tax Bill | $58,725 (2023) |
| Deeds & Mortgages | Sep 2024 Sale Jan 2020 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 05-17-417-019 |
| Primary APN | 05-17-417-019 |
|---|---|
| Alternative APN |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 6.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 14 Rooms |
| Stories | 2 Stories |
| Building Area | 7,798 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1893 |
|---|---|
| Effective Year Built | Effective 1894 |
| Architectural Style | Multi-Level |
| Exterior Material | Brick/Stone |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Slate |
| Lot Area | 31,000 sqft (0.712 acres) |
| Garage Type | Detached |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Hot Water |
| Street Address | 660 PROSPECT AVE |
|---|---|
| City | WINNETKA |
| State | IL |
| Zip | 60093-2320 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | (SUBDIVISION) OF LT 7 IN BLK 7 IN PARK ADD TO WINNETK A A SUB IN SECS 16,17 & 20 SEC 17-42-13 |
| Legal Range | 13E |
| Legal Township | 42N |
| Legal Section | 17 |
| Legal Subdivision | PARK ADD |
| Legal Block | 7 |
| Legal Lot Number | 7 |
| Jurisdiction | COOK IL |
| Township / Civil Division | NEW TRIER |
| Census Block Group | 1 |
| Census Block | 1021 |
| Census Tract | 800400 |
Source: Cook County records, as of May 27, 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 Record |
|---|---|
| Mailing Address | 10 S LA SALLE ST, 2750, CHICAGO, IL 60603-1108 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Sep 24, 2024 | Warranty Deed, Transfer PROPERTY TITLE, PROPER TITLE |
| Jan 8, 2020 | Deed of Trust, Mortgage JP MORGAN CHASE BK |
| Jul 12, 2019 | Grant Deed, Transfer NEAR NORTH NATIONAL TITLE, NEAR NORTH NAT'L TITLE |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 24, 2024 · Amount on Record |
| Deed Sale | Sep 24, 2024 · Amount on Record |
| Prior Sale | Jul 12, 2019 · Amount on Record |
| Deed Document Number | 202420344 |
| Record Updated | Sep 20, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | COOK IL |
| Recording Date | Sep 24, 2024 |
| Property Address | 660 PROSPECT AVE, WINNETKA, IL 60093-2320 |
| Document Number | 0026820344 |
| Instrument Date | Aug 23, 2024 |
| Instrument | 2426820344 |
| Transaction Type | Transfer |
| Record Updated | May 8, 2026 |
| Title Company | PROPERTY TITLE, PROPER TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $8,100.00 |
| 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 | 660 PROSPECT AVE, WINNETKA, IL 60093-2320 |
| Document Number | 2002108455 |
| Instrument Date | Jan 8, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Feb 4, 2020 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 660 PROSPECT AVE WINNETKA IL 600932320, WINNETKA, IL 60093-2320 |
| Document Number | 2002108455 |
|---|---|
| Date | Jan 21, 2020 |
| Instrument | 2108455 |
| Name | JP MORGAN CHASE BK |
|---|---|
| Type | Bank |
| Address | WESTMONT, IL 60559 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Jan 20, 2050 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | COOK IL |
| Recording Date | Jul 12, 2019 |
| Property Address | 660 PROSPECT AVE, WINNETKA, IL 60093-2320 |
| Document Number | 1919313253 |
| Instrument Date | Jul 8, 2019 |
| Instrument | 19313253 |
| Transaction Type | Transfer |
| Record Updated | Jul 22, 2019 |
| Title Company | NEAR NORTH NATIONAL TITLE, NEAR NORTH NAT'L TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $3,999.00 |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 522 W MONROE ST #1900 CHICAGO IL 60661, 1900, CHICAGO, IL 60661 |
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 | $796,376 (+88.71%) Land $83,700 Building $712,676 | $7,963,760 (+88.71%) Land $837,000 Building $7,126,760 | |
| 2023 | $58,725.00 (-35.72%) | ||
| 2022 | $91,356.00 Homeowner's exemption | $422,000 Land $102,300 Building $319,700 | $4,220,000 Land $1,023,000 Building $3,197,000 |
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.
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.
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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