Census 2011 & 2021 - Profile of Welsh speakers in Flintshire
Source: Census 2011 & Census 2021
More detailed information on the profile of Welsh speakers in the county is available from or the .

Number of Welsh Speakers in Flintshire using Census 2011 and 2021 Data
| Welsh Language Skills | Census 2011 Number of People | Census 2021 Number of People |
| Total aged 3+ |
146,940 |
155,000 |
| No knowledge of Welsh |
116,670 |
126,015 |
| Understands spoken Welsh only |
6,465 |
7,750 |
| All Welsh speakers |
21,159 |
17,980 |
| Speaks, reads or writes Welsh |
16,016 |
21,235 |
Percentage of Welsh Speakers in Flintshire using Census 2011 Data
| Welsh Language Skills | Percentage in Flintshire | Percentage in Wales |
| No knowledge of Welsh |
79.4% |
78.6% |
| Understands spoken Welsh only |
4.4% |
5.3% |
| All Welsh speakers |
14.4% |
19% |
| Speaks, reads or writes Welsh |
10.9% |
14.6% |
Percentage of Welsh Speakers in Flintshire using Census 2021 Data
| Welsh Language Skills | Percentage in Flintshire | Percentage in Wales |
| No knowledge of Welsh |
81.3% |
74.8% |
| Understands spoken Welsh only |
5% |
5.2% |
| All Welsh speakers |
11.6% |
17.8% |
| Speaks, reads or writes Welsh |
13.7% |
20% |