County population, 1841–2022
155,851people · 2022
Figures cover the whole county including its cities. CSO recommends this series for long-term comparison, although minor boundary changes have occurred.
View population figures
| Census year | Population |
|---|---|
| 1841 | 126,143 |
| 1851 | 98,979 |
| 1861 | 86,479 |
| 1871 | 78,697 |
| 1881 | 70,386 |
| 1891 | 62,136 |
| 1901 | 60,824 |
| 1911 | 60,711 |
| 1926 | 57,591 |
| 1936 | 58,569 |
| 1946 | 60,451 |
| 1951 | 62,590 |
| 1956 | 59,906 |
| 1961 | 58,473 |
| 1966 | 60,428 |
| 1971 | 66,295 |
| 1979 | 83,950 |
| 1981 | 87,449 |
| 1986 | 94,542 |
| 1991 | 97,265 |
| 1996 | 102,683 |
| 2002 | 114,676 |
| 2006 | 126,194 |
| 2011 | 136,640 |
| 2016 | 142,425 |
| 2022 | 155,851 |
Source: CSO F1001 — Population at Each Census. CC BY 4.0. Retrieved 2026-10-25.