Datchworth is a village and civil parish between the towns of Hertford, Stevenage and Welwyn Garden City in the county of Hertfordshire, England. Sited on the Roman road from St Albans to Puckeridge, the village has examples of Saxon clearings in several locations. Datchworth has a village green where there are two pubs and a sports club. In the 2001 Census the population was 1,065, increasing to 1,524 at the 2011 Census.