Butler County, Pennsylvania
Center Township is a township in Butler County, Pennsylvania. Center Township adopts its own zoning, so inside its limits Center Township’s rules apply, not the county’s. Septic permits inside Center Township come from Center Township. 20 rules below are quoted from official sources and independently re-checked, most recently on November 9, 2026. Rules for unincorporated land are on the Butler County page.
Residential structures within Center Township.
“Permits shall be required to construct, enlarge, alter, move, demolish, or change the occupancy of a structure.”
Construction regulated inside Center Township.
“The Uniform Construction Code, contained in 34 Pa. Code, Chapters 401-405, as amended from time to time, is hereby adopted and incorporated herein by reference as the municipal building code of this Township.”
Permitted structures, renovations, additions, and changes of occupancy in Center Township.
“No such Certificate of Occupancy shall be issued until all inspections as required by this Article have been completed, and all associated fees have been paid to the Township.”
Any structure, renovation, addition, or change of occupancy in Center Township.
“No structure, renovation to a structure, addition to a structure and/or change of occupancy to any part of a structure, whether residential, commercial or industrial shall be occupied until a Certificate of Occupancy is issued by the Building Code Official designated by the Township Supervisors in accordance with this Article.”
Land within Center Township, Butler County, Pennsylvania.
“No building structure or land shall hereinafter be used or occupied, and no building or structure or part thereof shall hereinafter be erected, constructed, reconstructed, moved or structurally altered unless in conformity with all of the regulations specified in this Chapter for the district in which it is located, or unless a variance has been properly granted.”
Land in Center Township.
“Article V “R-1A” Low Density residential District Article VI “R-1” Single Family Residential District Article VII “R-2” Multi-Family Residential District Article VIII “R-3” High Density Residential District”
New construction using a septic tank system in Center Township.
minimum lot size: >= 0.5 acre (Unless other minimums are established by Township zoning regulations.)
“New construction must be on a minimum one-half (1/2) acre lot to use a septic tank system unless other minimums are established by the Township's Zoning regulations.”
Residential accessory structures in Center Township.
side-yard setback: >= 10 feet (Residential unattached accessory structures.) · rear-yard setback: >= 10 feet (Residential unattached accessory structures.)
“Side yard - not less than ten (10) feet from property line. Rear yard - not less than ten (10) feet from property line.”
Accessory structures and agricultural outbuildings in Center Township; commercial and industrial zoning districts have a separate maximum.
residential accessory-structure height: <= 20 feet · farm outbuilding height: <= 35 feet (Existing working farms; not intended for human habitation.) · C and M district height: <= 35 feet (Conforming structures in C and M zoning districts.)
“Conforming structures in C and M Zoning Districts shall be a maximum of thirty-five (35) feet in height.”
On-lot sewage systems in Center Township.
“SEWAGE ENFORCEMENT OFFICER: The person or persons licensed by the State and appointed by the Board of Supervisors to inspect and approve the installation of permitted on-lot sewage systems.”
Installation of an on-lot sewage system in Center Township.
public sewer distance: <= 150 feet (Where the area sewer authority approves connection to the sewer line.)
“It shall be unlawful for any person to install or cause to be installed an on-lot sewage system on any piece or parcel of ground under his/her ownership, care or control unless said person has previously applied for an on-lot sewage system permit, completed state-approved soil tests, and received a permit to install an approved system from the Township Sewage Enforcement Officer.”
Absorption ditches and septic tanks constructed for on-lot systems in Center Township.
inspection commencement: <= 72 hours after notification
“All absorption ditches and septic tanks shall be left open until passed upon and approved by the Board of Supervisors or its authorized representative. The inspection shall commence within seventy-two (72) hours after notification.”
Gray-water and black-water disposal from land not connected to public sewage in Center Township.
“Both black water and gray water must be discharged into an on-lot sewage system.”
Proposed on-lot sewage systems serving land in Center Township.
public sewer distance: <= 150 feet (Area sewer authority approves connection to the sewer line.)
“It shall be unlawful to construct an on-lot sewage system where a public sewer line is within one hundred and fifty feet (150') of the residence, mobile home, building, plant or occupied piece of land and the area sewer authority approves connection to the sewer line.”
Specified small detached residential sheds, greenhouses, and woodsheds in Center Township.
floor area: < 100 square feet (Residential detached sheds, greenhouses, and woodsheds.)
“Permits shall not be required for residential detached; yard and garden equipment sheds, greenhouses, woodsheds; providing that the structures are less than one hundred (100) square feet in floor area.”
Land development proposing multifamily residential or nonresidential structures in Center Township.
“Any developer of land proposing to construct a multi-family residential structure, or structures, or any nonresidential structure or structures, shall be required to meet all applicable standards of this Chapter [...] as well as those application and review requirements established in Chapter 14, Subdivision and Land Development regulations, as may be amended from time to time.”
Driveways constructed in Center Township.
“Permits shall be required to construct fences, above and inground pools, signs, accessory buildings more than one hundred (100) square feet in size, driveways, decks, retaining walls over four (4) feet in height.”
Buildings and structures within an identified floodplain in Center Township.
“However, if located within an identified floodplain, all buildings and structures shall require a permit, regardless of size.”
Township permits, services, certificates, and inspections authorized by Chapter 2.
“The Township Supervisors may, from time to time, by resolution adopt, change, alter, or amend fees for any permits, services, certificates, or inspections authorized by this Article.”
Center Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
The R-1A Low Density Residential District in Center Township.
“§20-502. Principal Permitted Uses A. Single family detached dwelling used as a residence by not more than one (1) family. B. Manufactured homes.”
We looked and could not find an official answer yet. Silence is not permission; ask Center Township or Butler County directly.
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 Center Township publishes no rule on the point, not that none exists. Butler County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Center Township means bringing your own water and power. The kit we’d start with:
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