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Pennsylvania solar permitting

A minority at low to moderate risk A sizeable minority at high risk No active solar moratorium
State policy: RPS 18% by 2021

Grade distribution

BCDF

Overview

Every Pennsylvania county is scored on the SitePath solar permitting index. A minority are graded A or B, meaning they present low to moderate permitting risk for utility-scale solar projects. About half sit in the C range — moderate risk with meaningful process uncertainty. A sizeable minority are rated D or F — high to very high risk, often due to active moratoria, restrictive setback ordinances, or strong local opposition.

The most favorable jurisdictions in Pennsylvania include Montgomery County (grade B), Monroe County (grade B), Allegheny County (grade B). The most challenging include Lackawanna County (grade D), Clearfield County (grade F), Fayette County (grade F).

Pennsylvania's RPS framework (RPS 18% by 2021) has a mixed effect on local solar permitting: state incentives can accelerate projects, but county boards often act independently of state policy direction. No Pennsylvania counties currently have an active utility-scale solar moratorium.

All counties — sorted by risk score (best first)

County Grade Score Trajectory Moratorium
Montgomery CountyB33—
Monroe CountyB35—
Allegheny CountyB35—
Perry CountyB35—
Northumberland CountyB36—
Erie CountyB36—
Wyoming CountyB38—
Jefferson CountyB39—
Cumberland CountyB39—
Lycoming CountyB39—
Northampton CountyB39—
Carbon CountyB40—
Bucks CountyB40—
Dauphin CountyB40—
Pike CountyB41—
Lawrence CountyC42—
Adams CountyC42—
Mercer CountyC43—
Butler CountyC43—
Sullivan CountyC45—
Greene CountyC45—
Union CountyC45—
Washington CountyC45—
Columbia CountyC46—
Delaware CountyC46—
Lebanon CountyC46—
Wayne CountyC47—
Susquehanna CountyC47—
Mifflin CountyC47—
Juniata CountyC48—
Indiana CountyC48—
Snyder CountyC48—
Centre CountyC49—
Luzerne CountyC49—
Philadelphia CountyC49—
Bedford CountyC49—
Warren CountyC49—
Clarion CountyC49—
Clinton CountyC49—
Huntingdon CountyC49—
Elk CountyC49—
Cameron CountyC50—
Potter CountyC50—
Westmoreland CountyC50—
Lehigh CountyC51—
Blair CountyC51—
York CountyD52—
Crawford CountyD52—
Forest CountyD52—
Berks CountyD54—
Franklin CountyD55—
Bradford CountyD55—
Armstrong CountyD55—
Beaver CountyD55—
Montour CountyD56—
Tioga CountyD56—
Venango CountyD57—
Cambria CountyD58—
Lancaster CountyD58—
McKean CountyD58—
Fulton CountyD58—
Somerset CountyD58—
Schuylkill CountyD59—
Chester CountyD61—
Lackawanna CountyD62—
Clearfield CountyF71—
Fayette CountyF73—

See the full interactive map

County grades, scores, and ordinance data are also available on the interactive county map with filtering by grade, state, and risk factor.

Open the county map →

About SitePath scoring

Every U.S. county is scored 0–100 on solar permitting risk (lower is friendlier to development). The grade is a weighted composite of compliance stringency, market saturation, regulatory trajectory, and data uncertainty. Every figure traces back to a primary government document. Read the full methodology →

SitePath Intelligence is a research platform. Data verified as of 2026-05-02. Scores update on a quarterly review cycle.