Van Buren county is located in southeastern Iowa bordering the state of Missouri on the south and Lee county, which is in the southeast comer of the state, on the east. It is entirely within the Southern Iowa loess soil area and the soils are mainly loessial in character.
Stevenson, W. H. and Brown, P. E., "Soil Survey of Iowa, Report No. 7—Van Buren County Soils" (1918). Soil Survey Reports. 10.