Jefferson County, ID — Solar Development Risk Assessment

Local solar ordinance barriers, board sentiment, and utility policies that affect development timelines and risk.

38
Risk Grade
Good
Conservative LDS agricultural county with functional CUP pathway; agricultural landowners open to lease revenue; eastern Idaho solar region trend positive
Assessment Snapshot
Population
30000
State Rank
#7
Compliance
30%
Trajectory
35

Moratorium Status

✓ No Active Moratorium
No

Ordinance & Regulations

Setback Requirements
100 ft from occupied structures; 50 ft from property lines (typical CUP condition)
Zoning Mechanism
Conditional Use Permit via Jefferson County P&Z; public hearing required for utility-scale
Acreage Caps
None established at county level
Density Caps
None established
Spacing Rules
Not specified
Size Restrictions
20 ft height limit typical CUP condition

Board Sentiment & Political Risk

Sentiment Analysis
Moderate — conservative LDS community; agricultural landowners open to solar lease revenue; county receptive to economic development within traditional values framework
Basis for Assessment
Conservative LDS community values; agricultural economy; eastern Idaho utility-scale trend; proximity to INL and Idaho Falls commercial activity
Political Risk Factors
Stable
Board Members
Brent Murdock (Chair); Kent Checketts; David Janis

Grid, Utilities & State Context

Grid Operator
Rocky Mountain Power (PacifiCorp East) / Fall River Rural Electric Cooperative / WECC-RMPP
Utilities
Rocky Mountain Power (PacifiCorp East), Fall River Rural Electric Cooperative
State Permitting Process
CUP required; state building permits; Idaho PUC interconnection
State Incentives
Eligible — Idaho Residential Clean Energy Credit; Rocky Mountain Power net metering

Development Activity

Active/Completed Projects
None verified
Denied/Withdrawn Projects
0

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