20447 Mack Ave, Grosse Pointe Woods, MI 48236 Property Records

Wayne County property record for 20447 Mack Ave, Grosse Pointe Woods, MI 48236 · Last verified December 2025

Property Summary

Property TypeOffice Building
Details2,740 sqft · built 1952
Lot Size0.139 acres (6,098 sqft)
OwnerCompany Name on File
Tax Bill$10,086 (2023)
Flood ZoneZone X (minimal risk)
APN007 03 0034 000

Property Details

APN / Parcel Number

Primary APN007 03 0034 000
Alternative APN
  • 40 007 03 0034 000

Interior

Total Rooms20 Rooms
Stories1 Story
Building Area2,740 sqft Total Area
1st Floor Area2,231 sqft

Exterior

Year BuiltBuilt 1952
Exterior MaterialBrick
Construction TypeConcrete Block
Foundation TypeConcrete
Lot Area6,098 sqft (0.139 acres)
Lot Dimensions150 ft deep x 40 ft wide
Garage TypeDetached
Parking Spaces1 Parking Space
Lawn SprinklersLawn Sprinklers

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemForced Air

Location & Zoning

Old Parcel Number007 03 0034 000
Street Address20447 MACK AVE
CityGROSSE POINTE WOODS
StateMI
Zip48236-1660
Property CategoryCommercial
Property TypeCommercial > Office > Office Building
Legal DescriptionWDW34 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 SubdivisionARTHUR J SCULLYS EASTERN SUPER HWY
Legal Lot Number34-35
JurisdictionWAYNE MI
Township / Civil DivisionGROSSE POINTE WOODS
Census Block Group3
Census Block3013
Census Tract551200

Owner

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 RecordCompany Name on File
Mailing Address64 WOODLAND SHORES DR, GROSSE POINTE SHORES, MI 48236-2634
Owner TypeCompany

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleJan 01, 2014
Deed SaleJan 01, 2014
Prior SaleFeb 02, 1999 · Amount on Record
Prior Transfer DateJun 05, 2003
Prior Transfer Doc203391598
Record UpdatedJun 08, 2026

Tax Assessment & Valuation

Source: Wayne County records · Assessment roll updated March 1, 2025 · Last verified December 2025

Property Jurisdictions

TypeName
StateMichigan
CountyWayne County
MunicipalityGrosse Pointe Woods City
Unified School DistrictGrosse Pointe Public Schools (KG - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

YearTax BillAssessed ValueAssessed 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

Flood & Wildfire

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

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

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

ProviderTechnologyDownload / Upload (Mbps)
AT&TFiber5,000 / 5,000
XfinityCable2,000 / 250
WOW Internet, Cable & PhoneCable1,200 / 50
VerizonFixed Wireless300 / 20
T-Mobile USAFixed Wireless100 / 20

May also be available at this address: AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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