Bolthole Index

Mercer County, Pennsylvania

Zoning, building permits and septic rules in Borough of Clark, Pennsylvania

Borough of Clark is a borough in Mercer County, Pennsylvania. Borough of Clark adopts its own zoning, so inside its limits Borough of Clark’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 Mercer County page.

Answers from the rulebook for Borough of Clark

Borough of Clark’s own rules

  • Local zoningPresent

    Land inside Clark borough, Mercer County, PA

    • Copy hosted on the Mercer County Regional Planning Commission site (mcrpc.com); borough's own site not found, so currency of this 2000 text and later amendments were not verified.
    “we hereby certify that the clark borough zoning ordinance was adopted by the board of council of clark borough, mercer county, pennsylvania this november 7, 2000.”
  • Zoning districtsPublished

    Zoning districts inside Clark borough

    • Districts listed in the table of contents: flood plain overlay, agriculture/residential (AR), rural/residential (R-1), business-highway service (B-1), industrial (I), plus manufactured home park districts in later articles.
    “article iii 300.1: flood plain overlay zoning district article iii 300.2: agriculture/residential district article iii 300.3: rural/residential district article iii 300.4: business-highway service district article iii 300.5: industrial district”
  • Living in an RVLimited

    Recreational vehicles inside Clark borough

    • RV parks are a separate defined use (two or more RV sites for temporary living quarters).
    • District-by-district rules on RVs on private lots were not located.
    “no recreational vehicle shall be used as a permanent dwelling or business.”
  • Manufactured homesLimited

    Manufactured home parks inside Clark borough

    • Park setbacks and acreage only; rules for individual manufactured homes on single lots were not located.

    manufactured home park minimum lot area: 10 acres · manufactured home park building setback: 50 feet from all property lines and street centerline

    “manufactured home park minimum lot area is 10 acres. all applicable area requirements shall adhere to the standards outlined in the mercer county subdivision and land development ordinance. the park's building setbacks shall be 50' from all property lines and from the centerline of any street.”

Still unanswered

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

  • Building permit — Building permits inside Clark borough
  • Owner-builder exemption — Owner-builder exemption inside Clark borough
  • Building code adopted — Building code inside Clark borough
  • Inspections — Building inspection inside Clark borough
  • Certificate of occupancy — Certificate of occupancy inside Clark borough
20 more unanswered
  • Minimum dwelling size
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Camping on your land
  • Tiny homes
  • Accessory dwellings
  • 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
  • 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 Borough of Clark publishes no rule on the point, not that none exists. Mercer County’s page lists the county offices to call.

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