Newtownstewart is a village and townland of 540 acres (219 ha) in County Tyrone, Northern Ireland.

It is overlooked by hills called Bessy Bell and Mary Gray and lies on the River Strule below the confluence with its tributary the Owenkillew.

Newtownstewart Castle was built by Sir Robert Newcomen in 1615 as part of the Plantation of Ulster.

Assistant District Inspector Thomas Hartley Montgomery, of the Royal Irish Constabulary, who was in charge of the investigation, was subsequently tried, convicted, and hanged at Omagh Gaol.

[11] On Census Day 27 March 2011, in Newtownstewart Settlement, considering the resident population:[3] Considering the population aged 3 years old and over: Construction of the Irish gauge (Irish Standard Gauge), Londonderry and Enniskillen Railway (L&ER) began in 1845 and reached Strabane in 1847.