Harpenden is a town in Hertfordshire, England. The town's population is just under 30,000. Harpenden is a relatively affluent commuter town, with a direct rail connection into London and property prices are well above double the national average. Geographically it is located between (and a short distance from) two much larger neighbouring towns: Luton (to the north) and St Albans (to the south). It is flanked by the villages of Redbourn (to the west) and Wheathampstead (to the east).