Carrigtwohill
| Carrigtohill Carraig Thuathail | |
|---|---|
| Town | |
| Main Street | |
| Nickname: Carrig | |
| Coordinates: 51°54′33.98″N 8°15′26.16″W / 51.9094389°N 8.2572667°W | |
| Country | Ireland | 
| Province | Munster | 
| County | County Cork | 
| Area | |
|  • Total | 1.5 km2 (0.6 sq mi) | 
| Elevation | 10 m (30 ft) | 
| Population  (2022) | |
|  • Total | 5,568 | 
| Irish Grid Reference | W819728 | 
| Website | carrigtwohillcommunity | 
| Year | Pop. | ±% | 
|---|---|---|
| 1841 | 692 | — | 
| 1851 | 885 | +27.9% | 
| 1861 | 826 | −6.7% | 
| 1871 | 700 | −15.3% | 
| 1881 | 809 | +15.6% | 
| 1891 | 489 | −39.6% | 
| 1901 | 490 | +0.2% | 
| 1911 | 461 | −5.9% | 
| 1926 | 364 | −21.0% | 
| 1936 | 402 | +10.4% | 
| 1946 | 399 | −0.7% | 
| 1951 | 388 | −2.8% | 
| 1956 | 430 | +10.8% | 
| 1961 | 407 | −5.3% | 
| 1966 | 473 | +16.2% | 
| 1981 | 1,198 | +153.3% | 
| 1986 | 1,272 | +6.2% | 
| 1991 | 1,212 | −4.7% | 
| 1996 | 1,232 | +1.7% | 
| 2002 | 1,411 | +14.5% | 
| 2006 | 2,782 | +97.2% | 
| 2011 | 4,551 | +63.6% | 
| 2016 | 5,080 | +11.6% | 
| 2022 | 5,568 | +9.6% | 
Carrigtwohill, officially Carrigtohill /ˌkærɪɡˈtuːhɪl/ (Irish: Carraig Thuathail, meaning 'Tuathal's rock'), is a town in County Cork, Ireland with a population of 5,568 (2022). It is 12 kilometres east of Cork city centre. It is connected to Cork Suburban Rail and is bypassed by the N25 road. Carrigtwohill is one of the fastest-growing towns in the region, and a hub for pharmaceutical and biotechnology companies. The town is in the civil parish of Carrigtohill. Carrigtwohill is part of the Cork East Dáil constituency.