Solar Energy in Marathon County, WI (2026)
1 county-level rule, plus city-specific rules for 1 city in Marathon County, Wisconsin.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Marathon County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Panel Permits
Solar energy systems are allowed by right in every Marathon County zoning district but need a zoning permit and a to-scale site plan approved by the Zoning Administrator before installation.
Marathon County Solar Panel Permit Rule
Some RestrictionsMarathon County Code § 17.408.02.F
F.Plan Approval Required. All solar energy systems shall require approval by the Zoning Administrator.1.Plan Applications. Plan applications for solar energy systems shall be accompanied by to-scale horizontal and vertical (elevation) drawings. The drawings must show the location of the system on the building or on the property for a ground-mount system, including the property lines.
Solar Energy by City in Marathon County
1 cities in Marathon County have their own solar energy rules. Each link goes to that city's dedicated page with code citations.
All Marathon County ordinances
See every category we cover for Marathon County: parking, noise, fences, fires, animals, pools, and more.
Marathon County Ordinance Hub →