A county constituency in Wales established as part of the 2010 boundary set.
Geographic code: W07000077
Islwyn (13 April 2010 - ) formed
Newport West and Islwyn (start date dependent on next dissolution)
70.4% of the geographic area of Islwyn (2010 - ) goes to Newport West and Islwyn (start date dependent on next dissolution). This area contains 70.5% of the residential properties and 70.0% of the population of Newport West and Islwyn (start date dependent on next dissolution).
51.2% of the geographic area of Newport West and Islwyn (start date dependent on next dissolution) comes from Islwyn (2010 - ). This area contains 53.0% of the residential properties and 51.2% of the population of Islwyn (2010 - ).
Caerphilly (start date dependent on next dissolution)
26.6% of the geographic area of Islwyn (2010 - ) goes to Caerphilly (start date dependent on next dissolution). This area contains 24.4% of the residential properties and 24.7% of the population of Caerphilly (start date dependent on next dissolution).
21.2% of the geographic area of Caerphilly (start date dependent on next dissolution) comes from Islwyn (2010 - ). This area contains 19.2% of the residential properties and 19.2% of the population of Islwyn (2010 - ).
Blaenau Gwent and Rhymney (start date dependent on next dissolution)
3.0% of the geographic area of Islwyn (2010 - ) goes to Blaenau Gwent and Rhymney (start date dependent on next dissolution). This area contains 5.1% of the residential properties and 5.3% of the population of Blaenau Gwent and Rhymney (start date dependent on next dissolution).
2.0% of the geographic area of Blaenau Gwent and Rhymney (start date dependent on next dissolution) comes from Islwyn (2010 - ). This area contains 3.8% of the residential properties and 4.2% of the population of Islwyn (2010 - ).