A quadrangle is a square-shaped land area 24 miles on each side, utilized in the Government Rectangular Survey method of land description. Each quadrangle contains 16 townships.
A Section (of Land) is a unit of area measurement in the U.S. Public Land Survey System (PLSS) often used in real estate and land development. It is defined as one square mile and is part of a larger 6-mile by 6-mile Township.
