Colusa or Colusi may refer to:

People

Colusa Indian Community The Cachil DeHe Band of Wintun Native Americans of the Colusa Native Americans Community of the Colusa Rancheria is a federally recognized tribes, federally recognized tribe of Wintun Native Americans from central California. Reservation The ...

, a Wintun tribe

Places

Colusa, California Colusa is a city in and the county seat of Colusa County, California, located in the Sacramento Valley region of the Central Valley. The population was 6,411 at the 2020 census, up from 5,971 at the 2010 census. Colusa originates from the l ...

, county seat of Colusa County *

Colusa County, California Colusa County () is a county located in the U.S. state of California. As of the 2020 census, the population was 21,839. The county seat is Colusa. It is in the northern Sacramento Valley, northwest of the state capital, Sacramento. Histo ...

Colusa County Airport Colusa County Airport is a public airport located three miles (4.8 km) south of Colusa, serving Colusa County, California, United States. It is mostly used for general aviation. Facilities Colusa County Airport covers 81 acres and has ...

, California *

Colusa County Courthouse The Colusa County Courthouse, in Colusa, California was erected in 1861. This Greek Revival style building is the oldest remaining courthouse in the Sacramento Valley. The "Southern" style reflects the county's heritage and states' rights sympathi ...

, California *

Colusa, Illinois Colusa is an Unincorporated area#United States, unincorporated community in Dallas City Township, Hancock County, Illinois, Dallas City Township, Hancock County, Illinois, Hancock County, Illinois, United States. Colusa is south of Dallas City, ...

Colusa National Wildlife Refuge Colusa National Wildlife Refuge is one of six refuges in the Sacramento National Wildlife Refuge Complex located in the Sacramento Valley of north-central California. The refuge is located in Colusa County. It is around north of metropolitan S ...

, California *

Colusa Rancheria, California Colusa Rancheria (also, Cachildehe Rancheria) is an unincorporated community in Colusa County, California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coas ...

Colusa Unified School District Colusa Unified School District is located in Colusa, California. The district is formed by the following three schools: Burchfield Primary School, Egling Middle School, and Colusa High School; which currently have 34, 31 and 26 staff members, re ...

, California

Other

* Colusa grass, a common name of ''Neostapfia colusana'', the sole species within the genus ''

Neostapfia ''Neostapfia'' is a genus of endemic Californian bunchgrasses, in the subfamily Chloridoideae of the grass family, Poaceae. The only known species is ''Neostapfia colusana'', with the common name Colusa grass. Distribution ''Neostapfia colusana ...

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