Shafter is an unincorporated community in northwest Linn County, in the central region of the U.S. state of Missouri. It was named after General William Rufus Shafter, a Union Army general during the American Civil War. The town has a population of approximately 500 residents. The community is on Missouri Route DD one mile east of Missouri Route 139. Parson Creek flows past the west side of the community.

Shafter was established in the late 19th century and was primarily a farming community. It is located on the Missouri River and is situationed near the Mark Twain National Forest. A post office called Shafter was established in 1898, and remained in operation until 1906.

The town has several historic buildings and landmarks, including the Shafter Union Church and the Shafter Schoolhouse. The Shafter Union Church, built in 1868, is a registered historic site and is listed on the National Register of Historic Places.

Shafter hosts several events throughout the year, including the annual Shafter Homecoming Celebration and the Shafter Community Picnic.

39°59′02″N 93°17′06″W / 39.98389°N 93.28500°W / 39.98389; -93.28500