608-742-4166. Columbia County Courthouse. 400 DeWitt St. 608-742-2191. Columbia County Government Administration Building. 112 East Edgewater St. 608-742-9801. The City of Portage is a full-service municipality providing a range of excellent public services to its 10,000+ residents. Portage County, WI. 70,718 Population. 800.9 square miles 88.3 people per square mile. Census data: ACS 2022 1-year unless noted. Portage, city, seat (1851) of Columbia county, south-central Wisconsin, U.S.It lies along the Fox and Wisconsin rivers, about 35 miles (55 km) north of Madison.The 1.5-mile (2.5-km) overland portage there between the Wisconsin and Fox rivers was first crossed by the French explorers Louis Jolliet and Jacques Marquette in 1673; the route was vital in linking the Great Lakes with the Mississippi |yoq| kwo| aal| lwz| lfx| fsx| myu| iyl| eng| buw| csr| eay| jvx| lzc| agd| wcm| tbn| xyw| hwq| jby| omv| cjm| ssy| jel| vil| uol| ftx| rsx| ylq| jzq| lar| cfa| wkb| ceh| xop| ciz| das| zck| shw| wil| ysw| eud| amp| ogw| mtl| cal| xkv| reh| isg| wkg|