Only the House of Representatives is elected every two years.
12 years
no [ American ]
No, not all state officials are elected every two years. Some elections are held annually, and some are even farther apart.
The President of the United States
* State Governors * US Presidents * City Mayors
The standard term of office for state elected executive officials is 4 years
The President is elected every four years.
It depends which country you are referring to. US senators are elected for six years
The idea was to provide some continuity in the Senate (this is also why Senators serve longer terms than other federal elected officials). Since there is never an election year in which it's possible for all 100 seats to be filled by newcomers, there will always be someone with at least some experience in the Senate.
every five years
No Senators are elected two years. They have 6 year terms.
Is the whole house of representatives elected every two years?