A footbridge over the Shannon – built during The Emergency (1939–45) by the Irish Army under Captain Carley Owens – connects counties Limerick and Clare.

FitzGibbon was opposed to relaxation of the penal laws and helped usher in the Acts of Union 1800, which resulted in the Irish parliament's abolition.

The Shannon Inn, a local pub, has hosted fishing clientele over the years.

[citation needed] The Shannon Electricity Scheme and its Ardnacrusha dam at Parteen changed the fortunes of the Castleconnell in the 1930s when it reduced the flow of water south of the dam to approximately one sixth, dropping water levels along the Shannon.

[citation needed] Boxer Andy Lee was raised in Castleconnell from the age of 14.

[7][8] Rowers have a smooth, wide water to row on for 3.2 kilometres (2.0 mi) to O'Brien's Bridge.