It returned one Member of Parliament (MP) to the House of Commons of the Parliament of the United Kingdom.
The Borough of Flint, the Urban Districts of Buckley, Connah's Quay, and Holywell, and the Rural Districts of Hawarden and Overton.
In the 1959 general election Flintshire East had the 9th highest turnout of any UK constituency.
[7] In the 1964 general election Flintshire East had the 2nd highest turnout of any UK constituency.
[7] In the 1966 general election Flintshire East had the 5th highest turnout of any UK constituency.