Ostrander is an unincorporated community in Cowlitz County, Washington, north of the city of Kelso.

The Ostrander community is part of the Kelso School District, a K-12 school district of nearly 5,000 students.

A post office called Ostrander was established in 1894, and remained in operation until 1939.

[2] The community was named after Nathaniel Ostrander, an early settler.

This Cowlitz County, Washington state location article is a stub.