Portage Trail Conference was created in 2005.
Portage College was created in 1968.
Portage Bridge was created in 1973.
Portage Theater was created in 1920.
Portage Lake Observatory was created in 1948.
Allegheny Portage Railroad was created in 1831.
Oregon Portage Railroad was created in 1858.
Bridge in Portage Township was created in 1832.
Portage la Prairie was created in 1851.
Portage Public Schools was created in 1922.
Portage Area School District was created in 1948.
Portage Lakes State Park was created in 1949.
Savanna Portage State Park was created in 1961.