Wayne County property record for 20447 Mack Ave, Grosse Pointe Woods, MI 48236 · Last verified December 2025
| Property Type | Office Building |
|---|---|
| Details | 2,740 sqft · built 1952 |
| Lot Size | 0.139 acres (6,098 sqft) |
| Owner | Company Name on File |
| Tax Bill | $10,086 (2023) |
| Flood Zone | Zone X (minimal risk) |
| APN | 007 03 0034 000 |
| Primary APN | 007 03 0034 000 |
|---|---|
| Alternative APN |
|
| Total Rooms | 20 Rooms |
|---|---|
| Stories | 1 Story |
| Building Area | 2,740 sqft Total Area |
| 1st Floor Area | 2,231 sqft |
| Year Built | Built 1952 |
|---|---|
| Exterior Material | Brick |
| Construction Type | Concrete Block |
| Foundation Type | Concrete |
| Lot Area | 6,098 sqft (0.139 acres) |
| Lot Dimensions | 150 ft deep x 40 ft wide |
| Garage Type | Detached |
| Parking Spaces | 1 Parking Space |
| Lawn Sprinklers | Lawn Sprinklers |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air |
| Old Parcel Number | 007 03 0034 000 |
|---|---|
| Street Address | 20447 MACK AVE |
| City | GROSSE POINTE WOODS |
| State | MI |
| Zip | 48236-1660 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Office Building |
| Legal Description | WDW34 WDW35 LOTS 34 AND 35 ARTHUR J SCULLYS EASTERN SUPER HIGHWAY SUB PC 183 393 577 611 L56 P75 76 WCR K 45.78 |
| Legal Subdivision | ARTHUR J SCULLYS EASTERN SUPER HWY |
| Legal Lot Number | 34-35 |
| Jurisdiction | WAYNE MI |
| Township / Civil Division | GROSSE POINTE WOODS |
| Census Block Group | 3 |
| Census Block | 3013 |
| Census Tract | 551200 |
Source: Wayne County records · APN 007 03 0034 000
Assessment roll updated March 1, 2025 · Last verified December 2025
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 | 64 WOODLAND SHORES DR, GROSSE POINTE SHORES, MI 48236-2634 |
| Owner Type | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jan 01, 2014 |
| Deed Sale | Jan 01, 2014 |
| Prior Sale | Feb 02, 1999 · Amount on Record |
| Prior Transfer Date | Jun 05, 2003 |
| Prior Transfer Doc | 203391598 |
| Record Updated | Jun 08, 2026 |
Source: Wayne County records · Assessment roll updated March 1, 2025 · Last verified December 2025
| Type | Name |
|---|---|
| State | Michigan |
| County | Wayne County |
| Municipality | Grosse Pointe Woods City |
| Unified School District | Grosse Pointe Public Schools (KG - 12) |
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 | $187,800 (+1.57%) | $375,600 (+1.57%) | |
| 2023 | $10,086.00 (+14.86%) | $184,900 (+0.33%) | $369,800 (+0.33%) |
| 2022 | $184,300 | $368,600 | |
| 2019 | $8,781.00 |
Source: FEMA National Flood Hazard Layer, Wayne County (26163C), updated May 25, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 403 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| AT&T | Fiber | 5,000 / 5,000 |
| Xfinity | Cable | 2,000 / 250 |
| WOW Internet, Cable & Phone | Cable | 1,200 / 50 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.
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