Solar Energy in Loudoun County, VA (2026)
1 rule for unincorporated Loudoun County, Virginia.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Loudoun County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Panel Permits
Loudoun County treats rooftop and ground-mounted home solar arrays as a site-specific accessory use under Zoning Ordinance Section 4.07.06.C. Panels may go on the roof or on the ground, but ground-mounted units are capped at 20 feet in height and must meet the underlying zoning district's setbacks.
Loudoun County Solar Panel Placement Rules
Some RestrictionsLoudoun County, VA, Zoning Ordinance § 4.07.06.C
Solar Facility, Site-Specific (On-Site Accessory Use). 1. Placement. a. Residential Zoning Districts. The solar facility may be installed on the roof of the principal structure or ground mounted on the property in which it serves. ... 2. Service Area. A site-specific solar facility must serve the on-site electric or thermal needs of the property on which it is located. Site-specific solar facil...
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