Mackinac County, Michigan
Bois Blanc Township is a township in Mackinac County, Michigan. Bois Blanc Township adopts its own zoning, so inside its limits Bois Blanc Township’s rules apply, not the county’s. 4 rules below are quoted from official sources and independently re-checked, most recently on October 30, 2026. Rules for unincorporated land are on the Mackinac County page.
Land inside Bois Blanc township limits (Bois Blanc Island, Mackinac County): the township's own zoning ordinance and zoning department administer zoning.
“zoning ordinance (14) pdf zoning ordinance (amended 2021) pdf table of contents pdf”
New or replacement septic systems inside Bois Blanc township, under the township zoning permit
“a zoning permit is required for all structures, wells & septic systems.”
Wells inside Bois Blanc township, under the township zoning permit
“a zoning permit is required for all structures, wells & septic systems.”
Zoning permit process for structures, wells and septic systems inside Bois Blanc township
“zoning policies and procedures pdf zoning permit application pdf special land use permit”
We looked and could not find an official answer yet. Silence is not permission; ask Bois Blanc Township or Mackinac County directly.
Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.
Unanswered questions are usually a sign that Bois Blanc Township publishes no rule on the point, not that none exists. Mackinac County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Bois Blanc Township means bringing your own water and power. The kit we’d start with:
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