Wayne County property record for 4917 Opal St, Grosse Pointe, MI 48236
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,232 sqft · built 1910 |
| Lot Size | 0.12 acres (5,227 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $2,264 (Jul 2012) |
| Tax Bill | $942 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 21078533 |
| Primary APN | 21078533 |
|---|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 1,232 sqft Living Area |
| 1st Floor Area | 986 sqft |
| Basement Area | 986 sqft |
| Unfinished Basement | 986 sqft |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1910 |
| Exterior Material | Shingles |
| Roof Type | Gable |
| Lot Area | 5,227 sqft (0.12 acres) |
| Lot Dimensions | 120 ft deep x 45 ft wide |
| Garage Area | 280 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Slab |
| Porch Area | 146 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Street Address | 4917 OPAL ST |
|---|---|
| City | GROSSE POINTE |
| State | MI |
| Zip | 48236-2214 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | W OPAL 38 SUNNYSIDE SITES SUB L42 P57 PLATS, W C R 21/807 45 X 120 |
| Legal Subdivision | SUNNYSIDE SITES |
| Legal Block | 101 |
| Jurisdiction | WAYNE MI |
| Township / Civil Division | DETROIT |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 501700 |
Source: Wayne County records · APN 21078533
Assessment roll updated August 5, 2025 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 4917 OPAL ST, GROSSE POINTE, MI 48236-2214 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 03, 2012 · Amount on Record |
| Deed Sale | Jul 03, 2012 · Amount on Record |
| Deed Document Number | 2012276543 |
| Deed Book / Page | 49933 / 674 |
| Last Transfer Date | Jun 20, 2013 |
| Transfer Doc | 0510960010 |
| Record Updated | Sep 20, 2026 |
Source: Wayne County records · Assessment roll updated August 5, 2025 · Last verified July 2026
| Type | Name |
|---|---|
| State | Michigan |
| County | Wayne County |
| Municipality | Detroit City |
| Unified School District | Detroit Public Schools Community District (PK - 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 | $942.00 (-2.48%) Homeowner's exemption | $52,400 (+55.03%) | $104,800 (+55.03%) |
| 2023 | $33,800 | $67,600 | |
| 2020 | $966.00 |
Source: FEMA National Flood Hazard Layer as of May 25, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
Based on FCC filings for 642 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF DETROIT serves 633,218 people |
|---|---|
| Water Source | Purchased surface water from GREAT LAKES WATER AUTHORITY |
| Last State Inspection | Dec 2024 |
| Lead | 8 ppb (2025) 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them. The full violation and enforcement history is in the system's EPA record.
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