Reaction ranges from moderately acid to neutral. Hennepin is the only known soil in the same family. Lindside and Weaver soils are in closely related families. Lindside contains less than 15 percent sand in the particle size control section. Weaver has an irregular decrease in organic carbon.
Funkstown soils occupy upland draws and head slope positions.
Slopes range from 0 to 3 percent. Funkstown soils formed in colluvial and alluvial material washed from surrounding upland soils, over limestone residuum. The Dunning, Huntington, Melvin, and Warners soils have a mollic epipedon. Lindside contains less than 15 percent sand in the particle size control section. Timberville soils contain more than 35 percent clay in the particle size control section.