Southwell is a civil parish in the Newark and Sherwood district of Nottinghamshire, England. The parish contains over 240 listed buildings that are recorded in the National Heritage List for England. Of these, two are listed at Grade I, the highest of the three grades, five are at Grade II*, the middle grade, and the others are at Grade II, the lowest grade. The parish includes the market town of Southwell and the surrounding area, including the hamlet of Brinkley. The most important buildings in the parish are Southwell Minster, and the Bishop's Manor and the remains of Bishop's Palace, both listed at Grade I. Associated with the Minster are a number of other listed buildings, including prebends (houses occupied by prebendaries of the Minster).
Most of the other listed buildings are houses, cottages and associated structures, shops and offices. The rest include churches and associated structures, farmhouses and farm buildings, hotels and public houses, a milestone, a former spinning mill and associated structures, a former grammar school, a bridge, civic buildings, a former Sunday school, a war memorial and three telephone kiosks.