Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Odell is a township in Coos County, New Hampshire, United States. In New Hampshire, locations, grants, townships (which are different from towns), and purchases are unincorporated portions of a county which are not part of any town and have limited self-government (if any, as many are uninhabited). The population was 5 at the 2000 census, and the township is one of only a handful of places in the United States with a population of five people.