| Name | Status | Population census 1991-04-05 | Population census 2001-04-29 | |
|---|---|---|---|---|
| Caerphilly | Unitary District | 169,577 | 169,519 | o |
| Wales (Cymru) | Constituent Country | 2,835,073 | 2,903,085 |
| Name | Status | Conurbation | Population census 1991-04-05 | Population census 2001-04-29 | |
|---|---|---|---|---|---|
| Abercarn / Newbridge | Urban Area | Islwyn | 14,069 | 10,007 | o |
| Abertridwr / Senghenydd | Urban Area | 6,358 | 6,109 | o | |
| Bargoed | Urban Area | Islwyn | 14,979 | 13,721 | o |
| Bedwas | Urban Area | Caerphilly / Bedwas | 8,488 | 8,152 | o |
| Blackwood | Urban Area | Islwyn | 14,466 | 15,306 | o |
| Caerphilly | Urban Area | Caerphilly / Bedwas | 28,481 | 31,060 | o |
| Gelligaer | Urban Area | Islwyn | 15,906 | 17,185 | o |
| Llanbradach | Urban Area | 3,828 | 3,658 | o | |
| Machen | Urban Area | ... | 2,276 | o | |
| New Tredegar | Urban Area | 5,350 | 4,171 | o | |
| Oakdale / Pontllanfraith | Urban Area | Islwyn | 13,273 | 13,012 | o |
| Rhymney | Urban Area | 7,991 | 7,011 | o | |
| Risca | Urban Area | Newport | 15,124 | 20,219 | o |
Source: UK National Statistics.
2008-10-26WWW.CITYPOPULATION.DE