Bolthole Index

Mercer County, West Virginia

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

Princeton is a city in Mercer County, West Virginia. Princeton adopts its own zoning, so inside its limits Princeton’s rules apply, not the county’s. 5 rules below are quoted from official sources and independently re-checked, most recently on October 24, 2026. Rules for unincorporated land are on the Mercer County page.

Answers from the rulebook for Princeton

Princeton’s own rules

  • Local zoningPresent (with conditions)

    Land within the City of Princeton's jurisdiction.

    • Uses outside a zone's permitted use are subject to review by the Princeton Zoning Board.
    “Zoning governs the use of land within the City of Princeton’s jurisdiction. The several zoning districts of the City include R-1 Residential, R-2 Residential, R-3 Residential, C-1 Commercial, C-2 Commercial, C-R Commercial-Residential, O-I Office & Institutional, and Industrial; these zones are described in detail in the zoning map below.”
  • Zoning districtsPublished (with conditions)

    Zoning districts within Princeton city limits.

    • Each zone is present within the municipality in varying size and design.

    zoning districts: R-1 Residential; R-2 Residential; R-3 Residential; C-1 Commercial; C-2 Commercial; C-R Commercial-Residential; O-I Office & Institutional; Industrial

    “R-1 Residential, R-2 Residential, R-3 Residential, C-1 Commercial, C-2 Commercial, C-R Commercial-Residential, O-I Office & Institutional, and Industrial”
  • Subdividing landRegulated (with conditions)

    Subdivision plans and recordation within Princeton city limits.

    • Approval is required prior to recordation.
    “Approval required prior to recordation - see W. Va. Code 8-24-28 et seq.”
  • Building in a floodplainRequired

    Development subject to the City's Flood Plain Regulations inside Princeton city limits.

    • Approval by the Zoning Official is required.
    “1385.06   Approval by the Zoning Official required.”
  • Permit processPartial

    Zoning compliance for property uses inside Princeton city limits.

    • The City says the Zoning Official uses a permit and inspection process outlined in municipal code; full procedure details were not exposed on the opened page.
    “The City Zoning Official upholds these established zones through a permit and inspection process outlined in municipal code.”

Still unanswered

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

  • Building permit — Residential construction inside Princeton city limits.
  • Owner-builder exemption — Owner-built residences inside Princeton city limits.
  • Building code adopted — Building construction inside Princeton city limits.
  • Inspections — Residential construction inside Princeton city limits.
  • Certificate of occupancy — Occupancy of buildings inside Princeton city limits.
20 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

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

Off-grid gear

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

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