Carlton is a city in Yamhill County, Oregon, United States. The population was 2,007 at the 2010 census.According to the United States Census Bureau, the city has a total area of 0.88 square miles (2.28 km2), all of it land.
The origin of Carlton's name is disputed. An ex-county commissioner claims that the name was derived from Wilson Carl, whereas A. E. Bones, postmaster at Carlton, stated in a 1925 letter that it was named for John Carl, Sr., at the request of R. R. Thompson. These men may have been part of the same family.Carlton post office was established in 1874, with F. J. Fryer serving as its first postmaster.