Baldonnel is a townland, and industrial/agricultural area near Clondalkin

Clondalkin

-Today:Modern Clondalkin is a busy satellite town of Dublin, with a population of 43,929 in 2006. Retail facilities include Tesco Ireland- and Dunnes Stores-led shopping centres, and Aldi and Lidl stores on the Fonthill Road and New Nangor Road respectively, and the village centre is a base for...

 Tallaght

Tallaght

Tallaght is the largest town, and county town, of South Dublin County, Ireland. The village area, dating from at least the 17th century, held one of the earliest settlements known in the southern part of the island, and one of medieval Ireland's more important monastic centres.Up to the 1960s...

, Lucan, Saggart

Saggart

Saggart is a suburban village in South Dublin County, Ireland, south west of Dublin city. It lies between the N7 , Rathcoole, and Tallaght.-Name:A monk called Mosacra founded a settlement on the site of the village in the 7th century...

 and Naas

Naas

Naas is the county town of County Kildare in Ireland. With a population of just over twenty thousand, it is also the largest town in the county. Naas is a major commuter suburb, with many people residing there and working in Dublin...

, in west County Dublin

County Dublin

County Dublin is a county in Ireland. It is part of the Dublin Region and is also located in the province of Leinster. It is named after the city of Dublin which is the capital of Ireland. County Dublin was one of the first of the parts of Ireland to be shired by King John of England following the...

. It is chiefly known as the location of the headquarters of the Irish Air Corps

Irish Air Corps

The Air Corps is the air component of the Defence Forces of Ireland providing support to the Army and Naval Service, together with non-military air services such as search and rescue and the Ministerial Air Transport Service...

 (Irish Air Defence Forces) at Casement Aerodrome

Casement Aerodrome

Casement Aerodrome or Baldonnel Aerodrome is a military airbase to the south west of Dublin, Ireland situated off the N7 main road route to the south and south west. It is the headquarters and the sole base of the Irish Air Corps, and is also used for other government purposes...

, Baldonnel, which has been in operation for over 90 years in the locality, first as an RAF base until the creation of the Irish Free State

Irish Free State

The Irish Free State was the state established as a Dominion on 6 December 1922 under the Anglo-Irish Treaty, signed by the British government and Irish representatives exactly twelve months beforehand...

in 1922, when the Irish Air Corps took command of the field.