Plainfield

Plainfield may refer to:

Canada

 * Plainfield, Ontario

United States

 * Plainfield, California
 * Plainfield, Connecticut
 * Plainfield Village, Connecticut
 * Plainfield, Georgia
 * Plainfield, Illinois
 * Plainfield, Indiana, a town in Hendricks County
 * Plainfield, St. Joseph County, Indiana, an unincorporated community
 * Plainfield, Iowa
 * Plainfield, Massachusetts
 * Plainfield, Michigan (disambiguation), several places
 * Plainfield, New Hampshire, a town
 * Plainfield (CDP), New Hampshire, a census-designated place and village in the town
 * Plainfield, New Jersey
 * Plainfield, New York
 * Plainfield, Ohio
 * Plainfield, Pennsylvania
 * Plainfield, Vermont, a town
 * Plainfield (CDP), Vermont, a census-designated place and village in the town
 * Plainfield (town), Wisconsin
 * Plainfield, Wisconsin, a village mostly within the town

Other uses

 * Plainfield (soil), a soil series found in the Midwestern US and southern Ontario, Canada