It is a split off of the parish of Newmarket-on-Fergus[1]: 205 As of 2021[update], the co-parish priest is Arnold Rosney.

[3]: 14 In 1957, the Shannon Free Airport Development Company (SFADCo) was founded, an organisation that was to have a major influence on the entire region.

[3]: 15  In 1959 SFADCo started building houses in what was to become Shannon Town with a predicted massive growth to some 30 000 inhabitants.

[3]: 17–18  Although the airport oratory want meant for passengers and staff only, the services were also attended by inhabitants of the new town.

Due to the unexpected deaths of bishop Rodgers and the vicar general Fr.

Even so, in August 1966 the parish boundaries were defined with the area nearly identical to the landholdings of SFADCo.