Saint Louis County
Saint Louis County, Missouri: solar permitting grade B (score 31/100, 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 31/100 |
| Population | 1,004,125 |
| Solar ordinance | No specific solar ordinance recorded |
| Active moratorium | None on record |
| Regulatory trajectory | Improving (ordinance direction easing) |
| 12-month score movement | Stable |
| Last verified | 2026-05-02 |
Developer outlook
Saint Louis County presents moderate permitting risk; conditions are generally workable for utility-scale solar with standard due-diligence preparation.
Local intel
On file: named opposition groups
Cities, towns & townships
Local governments in Saint Louis County. An incorporated city, town or village can adopt its own zoning, separate from the county’s.
- Ballwin city
- Bella Villa city
- Bellefontaine Neighbors city
- Bellerive Acres city
- Berkeley city
- Beverly Hills city
- Black Jack city
- Breckenridge Hills city
- Brentwood city
- Bridgeton city
- Calverton Park city
- Charlack city
- Chesterfield city
- Clarkson Valley city
- Clayton city
- Cool Valley city
- Country Club Hills city
- Crestwood city
- Creve Coeur city
- Crystal Lake Park city
- Dellwood city
- Des Peres city
- Edmundson city
- Ellisville city
Show all
- Eureka citypartly in this county
- Fenton city
- Ferguson city
- Flordell Hills city
- Florissant city
- Frontenac city
- Glendale city
- Green Park city
- Greendale city
- Hazelwood city
- Huntleigh city
- Jennings city
- Kinloch city
- Kirkwood city
- Ladue city
- Lakeshire city
- Manchester city
- Maplewood city
- Maryland Heights city
- Moline Acres city
- Normandy city
- Northwoods city
- Oakland city
- Olivette city
- Overland city
- Pacific citypartly in this county
- Pagedale city
- Pasadena Hills city
- Pine Lawn city
- Richmond Heights city
- Rock Hill city
- Shrewsbury city
- St. Ann city
- St. John city
- Sunset Hills city
- Town and Country city
- University City city
- Valley Park city
- Velda City city
- Velda Village Hills city
- Vinita Park city
- Warson Woods city
- Webster Groves city
- Wellston city
- Wildwood city
- Winchester city
- Woodson Terrace city
- Grantwood Village town
- Norwood Court town
- Bel-Nor village
- Bel-Ridge village
- Champ village
- Country Life Acres village
- Glen Echo Park village
- Hanley Hills village
- Hillsdale village
- Marlborough village
- Pasadena Park village
- Riverview village
- Sycamore Hills village
- Twin Oaks village
- Uplands Park village
- Westwood village
- Wilbur Park village
Source: U.S. Census Bureau, incorporated places and county subdivisions with an active government.
Nearby counties
- Saint Louis City · ≈11 miD56—
- Saint Charles County · ≈16 miC48—
- Jefferson County · ≈27 miB41—
- Monroe County, IL · ≈29 miD53—
- St. Clair County, IL · ≈30 miC46—
- Jersey County, IL · ≈31 miB39—
Compare these counties side-by-side →
Saint Louis County ranks #1 of 115 ranked Missouri counties (1 = lowest permitting risk). Lowest-risk in Missouri: Clay County (B · 32), Randolph County (B · 32), Cole County (B · 32). See all Missouri 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.