[8] In accordance with the Benson Report submitted to the Northern Ireland Government in 1963, the Ulster Transport Authority closed the Portadown – Omagh – Londonderry main line in 1965,[9] leaving Tyrone with no rail service.

[11] Omagh Town Hall, which opened on 29 September 1915, hosted many prominent performers, including the actors Anew McMaster, Micheál Mac Liammóir and Jimmy O'Dea, before it was demolished to make way for the Strule Arts Centre in 1997.

[12] Omagh came into the international focus of the media on 15 August 1998, when the Real Irish Republican Army exploded a car bomb in the town centre.

A group of former Provisional IRA members calling itself the Irish Republican Army made its first public statement later that month claiming responsibility for the killing.

[13] In February 2023, an off-duty senior police officer was shot and critically injured at a sports complex in the town.

Of these: On Census day (27 March 2011) there were 19,659 people living in Omagh, accounting for 1.09% of the NI total.

Flood-walls have been built to keep the water in the channel (River Strule) and to prevent it from overflowing into the flood plain.

The central urban area south of River Strule forms the townland of Omagh[33] in the civil parish of Drumragh,[34] the adjacent area north of the river forms the townland of Lisnamllard[35] in the civil parish of Cappagh (Upper Strabane portion).

The park is an open-air museum that explores the journey made by the Irish (specifically those from Ulster) to America during the 1800s.

Strule Arts Centre opened in 2007 is an example of urban renewal in Omagh town centre: a modern civic building, in a newly created public space reclaimed from the formerly disused area, between the River Strule and High Street.

Omagh Leisure Complex is a large public amenity, near the Grange Park and is set in 11 hectares (27 acres) of landscaped grounds and features a leisure centre, boating pond, astroturf pitch and cycle paths.

Omagh is the main retail centre for Tyrone, as well as the West of Ulster (behind Derry and Letterkenny), due to its central location.

The 'Omagh Accessible Shared Inclusive Space' (OASIS), a £4.5 million facelift for Omagh's riverbank, was funded by the European Union and planning approved in 2013.

[58] The Government of Northern Ireland made the GNR Board close the Omagh – Enniskillen line in 1957.

In accordance with The Benson Report submitted to the Northern Ireland Government in 1963, the UTA closed the "Derry Road" through Omagh on 15 February 1965.

[65] The following is a list of religious buildings in Omagh: The town has two Gaelic football clubs, Omagh St. Enda's, which plays its home games in Healy Park, and Drumragh Sarsfields, which plays its home games at Clanabogan.

Strathroy Harps FC are the only Omagh and Tyrone team to win the Irish junior cup twice in 2012 and 2013.