Off-Grid Living in Wright County, Missouri

I've spent a while digging through Wright County, Missouri's official channels, and the honest answer is: this is a county that mostly leaves you alone on paper, not because it has generous off-grid rules, but because it doesn't appear to have written many rules at all.

Zoning and raw land. I could not find a Wright County planning or zoning department, code, or map on any official county site. Missouri's Chapter 64 RSMo requires voters in second- and third-class counties to approve countywide planning and zoning before a county can adopt it, and Wright County looks like one of the many rural Missouri counties that never has. That means, outside incorporated towns like Hartville or Mountain Grove (which could have their own municipal rules I haven't verified here), there's no confirmed countywide zoning to restrict how you use raw land.

Dwellings, tiny homes, RVs. Same story: no countywide ordinance found addressing minimum dwelling size, tiny homes, or living in an RV. Missouri has no statewide standard on this either, so absent local rules, it's simply unregulated at this level, but I'd still call the county to be sure nothing has changed.

Building permits. No Wright County building department or adopted building code (IRC/IBC/IECC) turned up anywhere on the county's site. Missouri itself has no statewide building code, so counties choose whether to adopt one, and Wright County's own directory of offices doesn't list one.

Septic. This is where real regulation kicks in. The Missouri Department of Health and Senior Services sets the statewide minimum standards for onsite wastewater treatment systems, and the Wright County Health Department is the local agency that actually issues septic permits, per its own listed environmental health services. If you're installing a septic system, this is the office to call. Composting toilets aren't specifically addressed anywhere I could confirm, so ask the health department directly.

Greywater. No Wright County or Missouri DHSS/DNR page specifically addresses greywater reuse. This is unclear; check with the county health department.

Rainwater. No county ordinance restricts collecting rainwater, so the general state-friendly baseline applies.

Wells. Wells are handled entirely at the state level in Missouri. The Water Well Drillers Act and DNR's well construction rules (10 CSR 23) govern drilling and construction, administered by DNR's Well Installation Section, not the county.

Utility disconnection. No Wright County ordinance was found requiring hookup to public power or water, so living off-grid on private well and self-generated power appears permitted by default, subject to those state well construction rules.

Bottom line: Wright County's regulatory footprint on off-grid living is thin, but "no evidence of a rule" isn't the same as "definitely no rule." Call the county commission and health department before you commit to a plan.