Wikipedia
Altmore ( Irish: Alt Mor (Great Glen)) is a hamlet and townland in County Tyrone, Northern Ireland. It is five miles from Carrickmore and four miles from Pomeroy. The townland is actually called Altmore (alias Barracktown) and is situated in the historic barony of Dungannon Middle and the civil parish of Pomeroy and covers an area of 1117 acres. Most of the community consists of farmers who make their livelihood in cattle and pig farming. It is an isolated area, though easily accessible and the natural beauty has remained untouched.
The population of the townland declined during the 19th century:
Year
1841
1851
1861
1871
1881
1891
Population
222
183
226
231
206
160
Houses
46
36
46
48
49
42
The townland contains two Scheduled Historic Monuments: a Megalith (grid ref: H6710 6936) and a court tomb (grid ref: H6686 6961)