Bolthole Index

Henry County, Ohio

Zoning, building permits and septic rules in Napoleon, Ohio

Napoleon is a city in Henry County, Ohio. Napoleon adopts its own zoning, so inside its limits Napoleon’s rules apply, not the county’s. 4 rules below are quoted from official sources and independently re-checked, most recently on November 12, 2026. Rules for unincorporated land are on the Henry County page.

Answers from the rulebook for Napoleon

Napoleon’s own rules

  • Local zoningPresent (with conditions)

    Land inside Napoleon city limits (Henry County, OH)

    • Code host states it may not reflect the most current legislation (current through March 17, 2025).
    “title three - zoning administration chap. 1121. amendments. chap. 1125. zoning districts and map.”
  • Zoning districtsPublished (with conditions)

    Zoning districts inside Napoleon city

    • Chapters list residential, commercial, industrial, flood plain and preservation districts; individual district standards not opened.
    “chap. 1125. zoning districts and map. chap. 1127. general regulations. chap. 1129. nonconformance. chap. 1131. residential districts.”
  • Subdividing landRegulated (with conditions)

    Subdivision of land inside Napoleon city

    • Chapter 1105 text not opened; only its existence confirmed.
    “title one - subdivision control chap. 1101. definitions. chap. 1105. subdivision regulations.”
  • Building in a floodplainRequired

    Construction or development in areas of special flood hazard inside Napoleon city

    • Permit issued by the city engineer.
    • Not required for maintenance work such as roofing, painting and basement sealing, or small development activities (except filling and grading) valued at less than $1,000.

    exempt development value: < 1000 USD (except filling and grading)

    “a development permit shall be obtained from the city engineer before construction or development begins within any area of special flood hazard established in section 1339.04.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Napoleon or Henry County directly.

  • Building permit — Building permits inside Napoleon city
  • Owner-builder exemption — Owner-builder exemption inside Napoleon city
  • Building code adopted — Building code inside Napoleon city
  • Inspections — Building inspections inside Napoleon city
  • Certificate of occupancy — Certificates of occupancy inside Napoleon city
21 more unanswered
  • Minimum dwelling size
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Who permits septic
  • Septic permit
  • Septic inspection
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Driveway access
  • Short-term rentals
  • Permit fees
  • Permit process

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 Napoleon publishes no rule on the point, not that none exists. Henry County’s page lists the county offices to call.

Off-grid gear

Going off-grid in Napoleon means bringing your own water and power. The kit we’d start with:

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