Wiltshire is bounded, North and North-west by Gloucestershire, North-east by Berkshire, East and South-east by Hampshire, South by Dorsetshire, and West by Somersetshire. It is from 39 to 54 miles long, and from 30 to 37 miles broad. It is divided into 29 Hundreds — Alderbury, Amesbury, Bradford, Branch and Dole, Calne, Cawden and Cadworth, Chalk, Chippenham, Damerham, Downton, Dunworth, Elstub and Everley, Frustfield, Heytesbury, Highworth, Cricklade and Staple, Kingsbridge, Kinwardstone, Malmsbury, Melksham, Mere, Pottern and Cannings, Ramsbury, Selkley, Swanborough, Underditch, Warminster, Westbury, and Whorwelsdown. The Thames and the Lower Avon are the principal Rivers; but there are also the Upper Avon, the Nadder, the Willey, the Bourne, and the Kennet. It has 26 Market-Towns. Wiltshire contains 1,379 square miles, or 882,560 acres. Population, 258,733.
Source: Leonard’s Gazetteer of England and Wales; Second Edition; C. W. Leonard, London; 1850.