Solar by state
Solar in Wisconsin
Across Wisconsin, homeowners pay about 12.9¢/kWh and a typical 6 kW system pays back in roughly 12.5 years after the 30% federal tax credit.
State avg rate 12.9¢/kWh
Typical payback 12.5yrs
Best Solar Value Good
Counties in Wisconsin
Price County
$1,427/yr 8.8 yr payback
Richland County
$1,362/yr 9.3 yr payback
Bayfield County
$1,279/yr 9.9 yr payback
Dane County
$1,263/yr 10 yr payback
Ashland County
$1,232/yr 10.2 yr payback
Marquette County
$1,181/yr 10.7 yr payback
Waushara County
$1,166/yr 10.8 yr payback
Juneau County
$1,145/yr 11 yr payback
Racine County
$1,148/yr 11 yr payback
Kenosha County
$1,122/yr 11.2 yr payback
Chippewa County
$1,113/yr 11.3 yr payback
Jefferson County
$1,116/yr 11.3 yr payback
Milwaukee County
$1,113/yr 11.3 yr payback
Monroe County
$1,114/yr 11.3 yr payback
Oconto County
$1,117/yr 11.3 yr payback
Trempealeau County
$1,115/yr 11.3 yr payback
Waukesha County
$1,118/yr 11.3 yr payback
Outagamie County
$1,103/yr 11.4 yr payback
Washington County
$1,105/yr 11.4 yr payback
Sawyer County
$1,096/yr 11.5 yr payback
Burnett County
$1,088/yr 11.6 yr payback
Polk County
$1,082/yr 11.6 yr payback
Douglas County
$1,067/yr 11.8 yr payback
Ozaukee County
$1,072/yr 11.8 yr payback
Taylor County
$1,047/yr 12 yr payback
Calumet County
$1,032/yr 12.2 yr payback
Crawford County
$1,033/yr 12.2 yr payback
Grant County
$1,029/yr 12.2 yr payback
Lafayette County
$1,029/yr 12.2 yr payback
Adams County
$1,013/yr 12.4 yr payback
Shawano County
$1,016/yr 12.4 yr payback
Waupaca County
$1,015/yr 12.4 yr payback
Wood County
$1,020/yr 12.4 yr payback
Brown County
$1,011/yr 12.5 yr payback
Columbia County
$1,005/yr 12.5 yr payback
Dodge County
$1,004/yr 12.5 yr payback
Fond du Lac County
$1,004/yr 12.5 yr payback
Iowa County
$1,012/yr 12.5 yr payback
Kewaunee County
$1,004/yr 12.5 yr payback
Menominee County
$1,005/yr 12.5 yr payback
Sauk County
$1,010/yr 12.5 yr payback
Sheboygan County
$1,012/yr 12.5 yr payback
Green Lake County
$998/yr 12.6 yr payback
Green County
$994/yr 12.7 yr payback
Winnebago County
$991/yr 12.7 yr payback
Door County
$983/yr 12.8 yr payback
Rock County
$961/yr 13.1 yr payback
Portage County
$954/yr 13.2 yr payback
Pepin County
$949/yr 13.3 yr payback
Marathon County
$942/yr 13.4 yr payback
Barron County
$935/yr 13.5 yr payback
Buffalo County
$936/yr 13.5 yr payback
Jackson County
$935/yr 13.5 yr payback
Pierce County
$930/yr 13.5 yr payback
Eau Claire County
$929/yr 13.6 yr payback
Clark County
$922/yr 13.7 yr payback
La Crosse County
$921/yr 13.7 yr payback
Langlade County
$917/yr 13.7 yr payback
Manitowoc County
$920/yr 13.7 yr payback
Vernon County
$917/yr 13.7 yr payback
Dunn County
$916/yr 13.8 yr payback
Lincoln County
$912/yr 13.8 yr payback
Marinette County
$916/yr 13.8 yr payback
Oneida County
$912/yr 13.8 yr payback
St. Croix County
$911/yr 13.8 yr payback
Rusk County
$908/yr 13.9 yr payback
Forest County
$901/yr 14 yr payback
Washburn County
$902/yr 14 yr payback
Iron County
$881/yr 14.3 yr payback
Florence County
$874/yr 14.4 yr payback
Vilas County
$863/yr 14.6 yr payback
Walworth County
$766/yr 16.4 yr payback
Figures are modeled estimates from NREL PVWatts v8 + EIA. Not affiliated with NREL, DOE or EIA · not financial
advice. Last updated June 2026.