Keweenaw County property record for 255 Gratiot St, Copper Harbor, MI 49918
| Property Type | Commercial |
|---|---|
| Details | 5,921 sqft |
| Lot Size | 1.65 acres (71,874 sqft) |
| Owner | Company Name on File |
| Tax Bill | $25,577 (2025) |
| APN | 42-310-52-003-017 |
| Primary APN | 42-310-52-003-017 |
|---|
| Stories | 10 Stories |
|---|---|
| Building Area | 5,921 sqft Total Area |
| Architectural Style | Ranch |
|---|---|
| Construction Type | Frame |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 71,874 sqft (1.65 acres) |
| Lot Dimensions | 120 ft deep x 600 ft wide |
| Total Buildings | 8 Buildings |
| Heating System | Zoned |
|---|
| Street Address | 255 GRATIOT ST |
|---|---|
| City | COPPER HARBOR |
| State | MI |
| Zip | 49918-5104 |
| Property Category | Commercial |
| Property Type | Commercial > Retail |
| Local Zoning Code | RS1 |
| Legal Description | GH-3-9 C LOTS 17, 18, 19, 20, 21, 22, 23, 24, 25, 26 & IMPS BLK 3 PLAT OF THE TOWN OF COPPER HARBOR |
| Legal Subdivision | PLAT OF THE TOWN OF COPPER HAR |
| Legal Block | 3 |
| Legal Lot Number | 17-26 |
| Jurisdiction | KEWEENAW MI |
| Township / Civil Division | GRANT |
| Census Block Group | 1 |
| Census Block | 1053 |
| Census Tract | 100 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Fort Wilkins listed 1970 · 18 contributing resources · NRIS 70000279 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
255 Gratiot St, a commercial property, is owned by a company.
Source: Keweenaw County records, as of July 13, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | PO BOX 85, COPPER HARBOR, MI 49918-0085 |
| Owner Type | Company |
| Vesting | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 255 Gratiot St was $25,577.
Source: Keweenaw County assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | Michigan |
| County | Keweenaw County |
| County Subdivision | Grant Township |
| Elementary School District | Grant Township School District 2 (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $973,091 Land $135,000 Building $838,091 | $1,946,182 Land $270,000 Building $1,676,182 | |
| 2025 | $25,577.00 | ||
| 2023 | $731,582 Land $94,500 Building $637,082 | $1,463,164 Land $189,000 Building $1,274,164 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 255 Gratiot St.
Source: FEMA National Flood Hazard Layer
| FEMA Flood Zone | Not on file |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 255 Gratiot St is low, with a 0.03% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 64% of the US · above 89% of Michigan |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | Indirect 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 | GRANT TOWNSHIP - COPPER HARBOR serves 200 people · EPA ID MI0001630 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2024 |
| Lead | Under 1 ppb (2023) action level 15 ppb |
| Copper | 1.48 mg/L (2020) action level 1.3 mg/L |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Corrosion control Jan 2024 |
| Monitoring and Reporting | 2 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 103 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| Pasty.net Fixed Wireless | 45 / 20 |
No cell data coverage reported
Search by:
By searching, you agree to: Terms • Privacy • Disclosures