Odiham is a large historic village and civil parish in the Hart district of Hampshire, England. It is twinned with Sourdeval in the Manche Department of France. The 2011 population was 4,406. The parish in 1851 had an area of 7,354 acres with 50 acres covered by water. The nearest railway station is at Hook, on the South West main line. The village had its own hundred, named The Hundred of Odiham.