Hook is a small town and civil parish within the Hart district of northern Hampshire, England. It is situated east of Basingstoke and northeast of Southampton, on the A30 national route, just north of Junction 5 of the M3 motorway. London is 66 km (41 miles) northeast of the town.
In 2001, Hook had a population of 7,321 (8,200 est. 2006). Hook railway station has direct rail links to both London Waterloo and Southampton with indirect routes to Reading and Salisbury. Rail services are provided by South West Trains.
There is a significant business community in the town, with the large Bartley Wood Business Park situated less than 1 km from the town centre. It is the location of the operational headquarters of the United Kingdom's largest cable television provider, Virgin Media Inc, formerly and Telewest. Other companies located in Hook are BMW Group Financial Services, Lenovo, Serco, Trimble Navigation and HP. Hook is also home to a relatively small Tesco supermarket. Between 2004 and 2006, Hook expanded eastwards with the development of the new Holt Park residential district.