SolarRisk Tracker / Explore / TN / Grainger County

Grainger County County, TN — Solar Development Risk Assessment

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

58.5
Risk Grade
Poor
Grainger County scores C due to mountainous terrain limiting viable solar sites, worsening anti-solar political trajectory aligned with East Tennessee Appalachian county network, and moderate-to-high compliance stringency in practice despite no formal ordinance. Low saturation reflects terrain barriers, not welcoming policy.
Assessment Snapshot
Population
23,011
State Rank
#43
Compliance
52%
Trajectory
55

Moratorium Status

✓ No Active Moratorium
No Moratorium

Ordinance & Regulations

Setback Requirements
No county-specific solar setbacks codified. State minimums apply. Terrain provides natural constraints on viable sites.
Zoning Mechanism
Grainger County Planning Commission (limited capacity): CUP in Agricultural/Rural zoning; County Commission review per SB 2373 (2022). Limited planning staff.
Acreage Caps
None codified.
Density Caps
None codified.
Spacing Rules
None codified.
Size Restrictions
None codified.

Board Sentiment & Political Risk

Sentiment Analysis
Resistant-leaning — rural Appalachian community with strong agricultural and scenic identity; East Tennessee anti-solar network influence present; county commission has not signaled openness to utility-scale development
Basis for Assessment
Grainger County is a small, mountainous East Tennessee county with limited flat land; Holston River valley provides some agricultural siting options but terrain severely constrains large projects; Appalachian Electric Cooperative territory; declining population and limited economic alternatives create some landowner interest in lease income, but community identity aligns with East TN mountain county anti-solar sentiment
Political Risk Factors
Worsening
Board Members
County Mayor Mike Shelton | R | Aug 2026 County Commission (14 members); verify at graingercountytn.gov

Grid, Utilities & State Context

Grid Operator
TVA (Tennessee Valley Authority)
Utilities
Appalachian Electric Cooperative (TVA distributor), Tennessee Valley Authority (wholesale)
State Permitting Process
County zoning authority under SB 2373 (2022); no state solar preemption; conditional use permit or special exception typically required; decommissioning bond often required; setback standards increasingly codified
State Incentives
Federal ITC eligible; no Tennessee state solar tax credit; TVA Green Power Switch program available

Development Activity

Active/Completed Projects
No confirmed utility-scale solar approvals in Grainger County.
Denied/Withdrawn Projects
No confirmed denials; limited developer activity.

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Last verified: 2026-04-02 | SolarRisk Tracker | Data sources: Government records, utility filings, public meeting minutes