St. Mary Parish
St. Mary Parish, Louisiana: solar permitting grade B (score 39/100, Moderate Risk). Score has been stable over the last 12 months. Primary-source ordinance and board-vote data on SitePath.
Public summary
| Grade | B · Moderate Risk · Score 39/100 |
| Population | 49,014 |
| Solar ordinance | Active solar ordinance on the books |
| Active moratorium | None on record |
| Regulatory trajectory | Worsening (ordinance direction tightening) |
| 12-month score movement | Stable |
| Last verified | 2026-05-02 |
Developer outlook
St. Mary Parish presents moderate permitting risk; conditions are generally workable for utility-scale solar with standard due-diligence preparation. Louisiana's state policy environment adds headwinds — the absence of a strong RPS framework means county-level resistance faces less counterbalancing pressure.
Local intel
On file: named opposition groups
Cities, towns & townships
Local governments in St. Mary Parish. An incorporated city, town or village can adopt its own zoning, separate from the county’s.
- Franklin city
- Morgan City citypartly in this county
- Patterson city
- Baldwin town
- Berwick town
Source: U.S. Census Bureau, incorporated places and county subdivisions with an active government.
Nearby counties
- Iberia Parish · ≈23 miB41—
- Assumption Parish · ≈31 miC44—
- St. Martin Parish · ≈35 miB40—
- Terrebonne Parish · ≈43 miC49—
- Iberville Parish · ≈46 miD56—
- St. James Parish · ≈49 miD61—
Compare these counties side-by-side →
St. Mary Parish ranks #25 of 64 ranked Louisiana counties (1 = lowest permitting risk). Lowest-risk in Louisiana: Bienville Parish (B · 31), Catahoula Parish (B · 31), Jackson Parish (B · 31). See all Louisiana county grades →
Want the full record?
Setback distances, board vote histories, source documents, and ordinance amendments are available in the full county profile. The map is free; a walkthrough shows you the underlying record.
About this score
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 →
Related reading
SitePath Intelligence is a research platform. Data verified as of 2026-05-02. Scores update on a quarterly review cycle.