Off-Grid Living in Marshfield, Massachusetts

I'll be upfront: Marshfield, Massachusetts is not a place I'd point anyone chasing loose, informal off-grid living. This is a fully zoned town, and its bylaw structure is the restrictive "Euclidean" type, meaning if a use isn't explicitly listed as permitted in the town's Table of Use Regulations, it's treated as prohibited. That single fact shapes everything below.

Zoning. The Town of Marshfield's Zoning Bylaw (Chapter 305, administered by the town) splits the town into 11 zoning districts, plus overlays for wetlands, floodplain, and water resource protection. You can't just settle on raw land and build informally, whatever you do has to fit a listed permitted use in whichever district your parcel sits in.

Dwellings, tiny homes, RVs. Dimensional standards (lot size, setbacks, density) are spelled out in a table attached to the bylaw. I did not find any Marshfield-specific allowance for tiny houses or RVs as permanent residences, so I'd treat that as restricted until the Building Department or Planning Department tells you otherwise directly.

Building permits. The Building Commissioner, who also serves as Zoning Enforcement Officer, administers and enforces both the zoning bylaw and the state building code locally. Off-grid or not, you're going through permitting, plan review, inspections, and a certificate of occupancy at the end. There's no exemption here for going off-grid.

Septic and composting toilets. Marshfield's Board of Health has adopted local supplements to the state's Title 5 sanitary code, covering things like setback distances and building sewer grade requirements. Composting toilets and other alternative systems fall under a Title 5 / local Board of Health variance and "Alternative Technology" application process, so you'd need to work directly with the Board of Health on that.

Greywater. I found no standalone Marshfield greywater reuse bylaw. It appears to fall under the same Title 5-aligned sewage disposal rules as everything else, so treat it as restricted and confirm specifics with the Board of Health.

Rainwater harvesting. Nothing Marshfield-specific turned up in my research. The general Massachusetts baseline, outdoor use generally fine, indoor use more restricted, seems to apply without local modification, but that's not confirmed at the town level.

Wells. The Board of Health handles well- and septic-related permitting for unsewered properties, including percolation tests, construction certificates, and variance applications. This is active local jurisdiction, not a rubber stamp.

Living off-grid utilities. Disconnecting from the grid doesn't get you out of code compliance. The Building Commissioner's enforcement authority covers any structure regardless of utility hookups, so permits and inspections still apply.

Bottom line: Marshfield is a permit-driven, zoned town where informal off-grid occupancy is going to run into real friction. Anyone serious about this should start with a direct conversation with the Building Department and Board of Health before buying land or moving equipment onto a site.