Existing constituencies and changes proposed by the Constituency Commission:
Carlow Kilkenny
No change – five seats
Cavan-Monaghan
36 electoral divisions in west of Cavan with population 13,183 transfer to Sligo-Leitrim and Cavan-Monaghan becomes a four-seater from five.
Clare
No change – four seats
Cork East
No change – four seats
Cork North Central
11 electoral divisions with population 17,307 transfer from Cork South Central. Cork NC remains a four-seat constituency. Commission recognises the transfer breaches the natural boundary of the north channel of the River Lee.
Cork North West
Four electoral divisions with population 5,048 transfer form Cork North Central. Reverses a transfer effected in 2009 and retains Cork North West as a three-seater.
Cork South Central
11 electoral divisions with population 17,307 transfer to Cork North Central. Cork SC loses a seat, becoming a four-seater.
Cork South West
No change – three seats
Donegal North East
Commission says Donegal population can no longer sustain two Donegal constituencies with the reduced number of TDs. Nine electoral divisions in south of county with population of 8,779 transfer to Sligo-Leitrim. Rest of Donegal becomes a five-seat constituency.
Donegal South West
Commission says Donegal population can no longer sustain two Donegal constituencies with the reduced number of TDs. Nine electoral divisions in south of county with population of 8,779 transfer to Sligo-Leitrim. Rest of Donegal becomes a five-seat constituency.
Dublin Central
Commission says constituency can no longer sustain four seats. Four electoral divisions with total population of 11,506 transfer from Dublin Central to Dublin North West to allow both retain three seats.
Dublin Mid West
No change – four seats
Dublin North
Five electoral divisions and parts of three others with total population of 26,840 transfer into the now four-seat Dublin North, which becomes a five-seat constituency renamed Dublin Fingal.
Dublin North Central
Merges with Dublin North East to become Dublin Bay North
Dublin North East
Merges with Dublin North Central to become Dublin Bay North
Dublin North West
Can no longer sustain three seats with existing population. Four electoral divisions with total population of 11,506 transfer from Dublin Central to allow both retain three seats.
Dublin South
Becomes Dublin Rathdown and is reduced from five seats to three after nine electoral areas with a population of 39,311 transfer from Dublin South to Dublin South West.
Dublin South Central
Population of five electoral divisions 12,563 transfers to Dublin South East to provide for formation of two four-seat constituencies.
Dublin South East
Becomes Dublin Bay South, with transfer of five electoral divisions from Dublin South Central.
Dublin South West
Population of 39,311 transfers from the existing Dublin South constituency. Dublin South West becomes a five-seat constituency from four.
Dublin West
Population of 17,291 transfers to new constituency of Dublin Fingal. Two electoral divisions and part of another, with total population of 13,256, transfers from Dublin Central to Dublin West to provide for it to remain as a four-seat constituency.
Dun Laoghaire
Four electoral divisions with population 13,762 transfer from Dublin South to Dun Laoghaire, enabling it to remain a four-seater.
Galway East
Becomes a three-seat constituency from four, after the transfer of a population of 20,521 to a new constituency of Roscommon-Galway.
Galway West
Remains a five-seat constituency, with the addition of some population from Mayo.
Kerry North-West Limerick
Merges with Kerry South and the two become a five-seat constituency of Kerry.
Kerry South
Merges with Kerry North West Limerick and the two become a five-seat constituency of Kerry.
Kildare North
Remains a four-seater
Kildare South
Six electoral divisions with population of 7,186 transfer to the new Laois constituency. Four electoral divisions with population of 4,698 transfer from Kildare North to Kildare South. Remains a three-seater.
Laois-Offaly
Currently a five-seat constituency. Offaly combined with 24 electoral divisions from the north-west of Tipperary form a new three-seat constituency. Laois, combined with six electoral divisions from Kildare South will also form a new three-seat constituency.
Limerick
The Limerick part of Kerry North-West Limerick constituency transfers to Limerick, removing the breach of the county boundary. Remains a three-seater, renamed Limerick County.
Limerick City
Remains a four-seater, with the addition of a population of 11,197 from Limerick.
Longford Westmeath
No change – four seats
Louth
No change – five seats
Mayo
Nine electoral divisions from Ballinrobe area, with population of 10,306 transfer to Galway West and Mayo loses one of its five seats.
Meath East
No change – three seats
Meath West
No change – thee seats
Roscommon South Leitrim
Leitrim becomes part of the Sligo-Leitrim constituency. New three-seat constituency of Roscommon-Galway created.
Sligo North Leitrim
New four-seater of Sligo-Leitrim created.
Tipperary North
Tipperary North and South become one five-seat constituency instead of two three-seaters. 24 electoral divisions with population of 10,953 transfer from north west Tipperary to new Offaly constituency.
Tipperary South
Tipperary North and South become one five-seat constituency instead of two three-seaters.
Waterford
Remains a four-seat constituency. Two electoral divisions and parts of two others with a population of 1,597 transfer from the existing Tipperary South constituency, ending the breach of the Waterford county boundary.
Wexford
No change – five seats
Wicklow
No change – five seats