Off-Grid Living in Delta County, Michigan

I've spent a while digging through Delta County, Michigan's actual ordinance and health department documents, so let me walk you through what I found, and be upfront about what's still fuzzy.

First, an important distinction: Delta County is in Michigan's Upper Peninsula (county seat Escanaba). It's unusual for Michigan in that the county itself, not individual townships, administers a countywide Zoning Ordinance, adopted under the state's Act 183 of 1943. There's also a "Delta Charter Township" down near Lansing in Eaton County that has nothing to do with this county, so don't confuse the two if you're searching online.

Zoning. Because Delta County runs countywide zoning, where and how you can put a structure on raw land is determined by county zoning districts, administered by the Delta County Building & Zoning Department, with planning overseen by the Delta County Planning Commission under the state Planning Enabling Act.

Dwellings, tiny homes, RVs. The ordinance defines and regulates mobile homes and modular housing separately from recreational vehicles, and mobile homes have specific anchoring and installation rules tied to state Mobile Home Commission standards. What I could not confirm is a clear county rule on living full-time in an RV or tiny-house-on-wheels on raw land outside a mobile home park. If that's your plan, call the Building & Zoning Department directly before you buy land.

Building permits. The county issues permits and ties its enforcement to the state Construction Code Act, so standard residential construction licensing requirements apply. This isn't a place where you can self-certify around code, at least not per the county's own permit application language.

Septic and composting toilets. This one's genuinely interesting: septic isn't handled by the county building department at all, it's handled by Public Health Delta & Menominee Counties (PHDM), a joint health department. PHDM has a defined sanitary code, and notably it explicitly permits earthen pit privies where waste discharges into evaluated soils, which is about as close to an official composting/non-flush pathway as you'll find in Michigan. There's also a streamlined repair permit path for existing systems.

Greywater and rainwater. I found no county- or PHDM-specific ordinance on either. That likely means you default to the state plumbing code baseline as reviewed by the county building inspector, but there's no dedicated local rule to point to.

Wells. PHDM issues well permits and construction must follow Michigan's Water Well Construction and Pump Installation Code (Act 368 of 1978). PHDM recommends annual bacteria testing. Sanitary approval from PHDM is a required step on the county building permit application before well or septic work proceeds.

Off-grid/utility disconnection. No explicit ordinance bans or blesses full utility disconnection, but the permit chain (county building permit requiring PHDM sanitary approval) functions as a practical requirement that any permitted dwelling have an approved water source and sewage method.

Bottom line: Delta County has more centralized, better-documented rules than a lot of rural counties, which actually makes it easier to plan around, but confirm RV/tiny-home occupancy rules directly with the county.