HOLBEACH, a market town in the Holland or Spalding parliamentary division of Lincolnshire, England, on the Midland and Great Northern joint railway, 231/2 m. N.E. of Peterborough. Pop. of urban district (1901), 4755. All Saints’ Church, with a lofty spire, is a fine specimen of late Decorated work. The grammar school, founded in 1669, occupies a building erected in 1877. Other public buildings are the assembly rooms and a market house. Roman and Saxon remains have been found, and the market dates from the 13th century.