- Source: Portage River (Jackson County, Michigan)
- Daftar kota di Michigan
- Daftar county dan daerah setingkat county di Amerika Serikat
- Daftar julukan kota di Amerika Serikat
- Perkawinan sejenis
- Daftar wilayah dalam Sistem Taman Nasional Amerika Serikat
- Jaringan Nasional
- Portage River (Jackson County, Michigan)
- Portage River (Michigan)
- Jackson County, Michigan
- Portage River
- Grand River (Michigan)
- Calhoun County, Michigan
- List of rivers of Michigan
- Portage, Wisconsin
- Ingham County, Michigan
- Leoni Township, Michigan
The Portage River is a 15.5-mile-long (24.9 km) river in the U.S. state of Michigan, flowing mostly southwesterly through northeast Jackson County.
The Portage River rises at approximately 42°22′26″N 84°10′48″W in the Portage Lake Swamp in the Waterloo State Recreation Area. The river flows mostly southwest into the Grand River at 42°18′54″N 84°23′42″W in Blackman Charter Township just north of the city of Jackson. The Portage River forms the boundary between the townships of Henrietta and Leoni.
Drainage basin
The Portage River drains all or portions of the following administrative divisions:
Ingham County
Bunker Hill Township
Ingham Township
Stockbridge Township
Jackson County
Blackman Charter Township
Grass Lake Township
Henrietta Township
Leoni Township
Waterloo Township
Washtenaw County
Lyndon Township
Sylvan Township
Named tributaries
From the mouth:
(right) Wildcat Creek
Brill Lake
(right) outflow from
St. John Lake
Eagle Lake
Mud Lake
(left) Batteese Creek
Batteese Lake
Hewes Lake
(left) Orchard Creek
(left) Cahaogan Creek
(right) Thornapple Creek
(left) Pickett Drain
Standish Lake
(right) Jacobs Lake Drain
Jacobs Lake
(right) outflow from Portage Lake
Little Portage Lake
(right) outflow from series of lakes and small streams including
Locker Lake
Riley Lake
Notten Lake
Lehman Lake
(left) Honey Creek
Portage Lake Swamp