Jefferson County, CO — Solar Development Risk Assessment

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

38.6
Risk Grade
Good
Denver western suburbs; Lakewood, Golden, Arvada are dense urban areas; foothills terrain limits sites; some flat areas in Arvada/Westminster fringe; Jeffco historically progressive on environment; utility-scale land very limited
Assessment Snapshot
Population
582881
State Rank
#24
Compliance
56%
Trajectory
46

Moratorium Status

✓ No Active Moratorium
No specific moratorium information available.

Ordinance & Regulations

Setback Requirements
150 ft from residences (informal guidance)
Zoning Mechanism
County Special Use Permit; Jefferson County land use
Acreage Caps
No cap
Density Caps
No
Spacing Rules
None codified
Size Restrictions
No formal restrictions

Board Sentiment & Political Risk

Sentiment Analysis
Mixed — progressive Denver suburb (Lakewood, Golden, Arvada) but mountainous terrain; limited flat land
Basis for Assessment
Jefferson County Planning; Westword; CO Secretary of State
Political Risk Factors
Neutral
Board Members
Lesley Dahlkemper (D, 2026) | Andy Kerr (D, 2027) | Tracy Kraft-Tharp (D, 2026)

Grid, Utilities & State Context

Grid Operator
Xcel Energy (PSCO) / WECC
Utilities
Xcel Energy (PSCO)
State Permitting Process
County SUP; HB 23-1232 CEO review >50 MW; decommissioning bond
State Incentives
Federal ITC; Colorado Clean Energy Fund; Xcel RE procurement

Development Activity

Active/Completed Projects
Two small ground-mount projects in rural foothills areas (<5 MW combined)
Denied/Withdrawn Projects
None on record

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