Ohio
Buying Land in Noble County, Ohio
Seat Caldwell, in Ohio's rural southeastern hill country. This research pass found no evidence Noble County has adopted its own countywide rural zoning, which under Ohio's dual system would leave zoning (if any) up to individual townships -- confirm status directly rather than assuming. Building permits run through a four-county regional department, and one countywide health district has served the county since 1920.
Zoning: no confirmed countywide adoption; check each township directly
Ohio counties may adopt county rural zoning under ORC Chapter 303, but only for unincorporated territory and only where the county has actually done so. This research pass found no evidence that Noble County has adopted such a countywide zoning resolution. Under Ohio's dual system, that means zoning authority in the unincorporated county defaults to individual townships, each of which separately decides whether to adopt its own zoning under ORC Chapter 519 -- and if it does, that township's own zoning generally takes precedence within its borders.
This pass was not able to compile a definitive list of which of Noble County's fifteen townships, if any, have adopted their own township zoning versus which remain unzoned. That gap is a real limitation of this research pass rather than a claim that no township here has zoning -- Noble County sits within the rural southeastern belt of Ohio where a meaningful share of townships statewide (roughly 40% by some estimates) are unzoned or only partially zoned, so both outcomes are plausible for any specific Noble County township. Before making any assumptions about what you can build or how a parcel can be used, contact the relevant township trustees directly, and confirm with the Noble County government whether any county-level land-use rules apply at all.
Building permits and septic: two clear regional and countywide answers
Where zoning jurisdiction is uncertain, building permitting in Noble County is not: the county participates in the Southeast Ohio Building Department (SEOBD), a regional consortium based in Marietta that also covers Washington, Monroe, and Gallia Counties, plus portions of Meigs and Belmont Counties. New construction on Noble County land goes through this shared department for plan approval and inspection rather than a standalone county building office.
For septic and well permitting, the Noble County Health Department (44069 Marietta Rd., Caldwell, OH 43724) has served the entire county as a single, unified health district since 1920, under Health Commissioner Kirby Moore. The department's Environmental Health Division requires a permit and licensed installer for any new septic installation or repair, including an onsite evaluation and soil boring by a soil scientist before work begins, and separately investigates public-health nuisance complaints and sewage discharge issues under ORC 3707.01.
Who to Call Before Buying Land in Noble County
Direct WebFetch access to noblecountyohio.gov and noblecohd.org was not attempted in this research pass (blocked by network egress restrictions), so several details reflect search-indexed content rather than a full verbatim read. This session's WebSearch budget was exhausted before a township-by-township zoning list, or Auditor/Recorder/GIS contact specifics, could be independently confirmed -- verify current status directly before relying on this page for a specific parcel. Note also that Noble County, Indiana has an entirely separate "Plan Commission of Noble County" and Unified Development Ordinance system that does NOT apply to Noble County, Ohio; this page covers Ohio only.
Planning & Zoning
Noble County Commissioners
Confirming whether any county-level zoning applies and which township office to contact for a specific parcel.
Building & Permitting
Southeast Ohio Building Department
Building permits and inspections for Noble County (also serves Washington, Monroe, and Gallia Counties, plus parts of Meigs and Belmont Counties).
Environmental Health
Noble County Health Department
General environmental health questions countywide.
Septic / Onsite Wastewater
Noble County Health Department
Septic permits, soil evaluation, and licensed-installer information countywide.
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Get local guidanceSources
- Noble County, Ohio — Wikipedia (accessed 2026-09)
- Commissioners — Noble County, Ohio Government (accessed 2026-09)
- Noble County Map Office — Noble County, Ohio Government (accessed 2026-09)
- Zoning and Building Permit Process — OSU Extension, Noble County (accessed 2026-09)
- Southeast Ohio Building Department — Washington County, Ohio Government (accessed 2026-09)
- Noble County Health Department — Ohio Department of Health (accessed 2026-09)
- Septic and Wastewater — Noble County Health Department (accessed 2026-09)
Last reviewed 2026-09