18, as long as you are registered.
Any one over the age of 18 can vote in a general election.
In the United States, registered voters vote in the general election. Anyone age 18 or older may register to vote within 30 days of a general election, unless prohibited from doing so under their state felon voting laws (see Related Links).
England is a part of The United Kingdom of Great Britain and Northern Ireland where the voting age in all types of election is 18.
18.
18
You must be 18 years old to vote. A 17 year old who will be 18 years old at the next general election can register in advance and also vote in any intervening primary or special election.
there is no upper age limit
21
All cardinals under age 80 are eligible to vote in a papal conclave.
any US citizen can vote if they are over 18 years of age and are a registered voter.
18
at the age of 18