Golfech is a commune in the Tarn-et-Garonne department in the Occitanie region in southern France. It neighbours the larger town of Valence d'Agen and stands on the D813 road between Bordeaux and Toulouse and beside the canal de Garonne and railway that also link the cities. The D813 is classified as a departmental road in the French system. Formerly, this road was designated as the N113, where the N indicated that it was a national road.