Solar Panel Cost & Installation Data in Marathon County, Wisconsin
Observed project records in the LBNL Tracking the Sun 2024 release. Historical coverage varies by place and year.
Observed Records
198
Reported Capacity
2.5 MW
Observed Avg Cost
$4.02/W
Median: $3.20/W
Avg System Size
12.7 kW
17.18¢/kWh
State Residential Rate (EIA 2024)
$2,603
Modeled Annual Savings
+0.8%
vs State Average Cost
Primary source: LBNL Tracking the Sun 2024 release. A minimum sample of 25 records is required; figures are not a complete county census or a current installer quote.