Bolthole Index

Marion County, West Virginia

Zoning, building permits and septic rules in Fairmont, West Virginia

Fairmont is a city in Marion County, West Virginia. Fairmont adopts its own zoning, so inside its limits Fairmont’s rules apply, not the county’s. 7 rules below are quoted from official sources and independently re-checked, most recently on October 24, 2026. Rules for unincorporated land are on the Marion County page.

Answers from the rulebook for Fairmont

Fairmont’s own rules

  • Building code adoptedAdopted (with conditions)

    Construction regulated inside Fairmont city limits.

    • The city code identifies Article 1709 as the West Virginia State Building Code; the operative adoption section was not opened within the research budget.
    “The State Building Code is hereby reenacted and adopted”
  • Certificate of occupancyRequired

    Buildings erected, created, changed, or converted in use or structure inside Fairmont city limits.

    • Existing legal nonconforming uses and buildings may continue.
    • The certificate is issued within ten days after completed erection or alteration has been approved.

    certificate issuance period after approved completion: <= 10 days

    “No person shall use or permit the use of any building or part thereof hereafter erected, created or changed or converted wholly or partly in its use or structure until the Building Inspector has issued a certificate of use and occupancy stating that the building and premises comply with the provisions of the Zoning Ordinance.”
  • Local zoningPresent (with conditions)

    Land within Fairmont city corporate limits and territory later annexed into the city.

    • The ordinance applies to territory annexed into Fairmont.
    “The rules, regulations, and requirements of this Zoning Ordinance shall be applicable within all territory or area that lies within the corporate limits of the City of Fairmont or hereafter annexed into same.”
  • Living in an RVProhibited

    Living, sleeping, or housekeeping in a recreational vehicle inside Fairmont city limits.

    • Exception: a vehicle located in a camping and recreational-vehicle park designed to accommodate recreational vehicles.
    • Connections for periodic maintenance or repair are excluded from the utility-connection prohibition.
    “The use of a recreation vehicle for living, sleeping or housekeeping and its connection to utility services (other than for periodic maintenance and/or repair purposes) shall be prohibited unless the vehicle is located in a camping and recreational vehicle park designed to accommodate recreation vehicles.”
  • Accessory dwellingsLimited

    Accessory dwelling units accompanying specified single-family homes inside Fairmont city limits.

    • ADUs are accessory to single-family detached, duplex, and townhouse units on their own lots with no other principal structures on the lot.
    • No more than one ADU is permitted on each parcel.
    • The ADU is subject to stated location, dimensional, setback, coverage, parking, and separation requirements.

    maximum ADU gross floor area relative to principal dwelling: <= 50 percent (Garage area is excluded where the ordinance provides.) · maximum accessory-building height: <= 25 feet (Two stories and may not exceed number of stories of principal structure.)

    “Accessory dwelling units (ADUs) are an accessory structure to single-family detached, single-family duplex, and single-family attached (townhouse) units on their own lots with no other principal structures on the same lot.”
  • Permit feesPublished (with conditions)

    Building-code permits inside Fairmont city limits.

    • The amount and current schedule were not extracted.
    “1709.02 Schedule for permit fees and penalties.”
  • Permit processPartial

    Construction requiring a certificate of use and occupancy inside Fairmont city limits.

    • An application for certificate of use and occupancy must precede issuance of a building-erection permit.
    • The certificate is issued within ten days after approved completion.

    certificate issuance period after approved completion: <= 10 days

    “No permit for the erection of any building shall be issued before application has been made for a certificate of use and occupancy. Such certificates shall be issued within ten (10) days after the completed erection or alteration has been approved.”

Still unanswered

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

  • Building permit — New residential construction inside Fairmont city limits.
  • Owner-builder exemption — Owner-built residences inside Fairmont city limits.
  • Inspections — Building inspections for residential construction inside Fairmont city limits.
  • Camping on your land — Temporary camping on private land inside Fairmont city limits.
  • Tiny homes — Tiny homes inside Fairmont city limits.
10 more unanswered
  • Who permits septic
  • Septic permit
  • Septic inspection
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Driveway access
  • Building in a floodplain
  • Short-term rentals

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

Off-grid gear

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

These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.

← All of Marion County: county rules, score and offices