9years
You must be 30 years old and have to be a citizen for 9 years in order to be a senator.
A senator can serve in the United States Senate for six years. The Senator must have been a citizen of the US for at least seven years.
9 years.
A senator must have been a citizen for at least nine years and live in the state that elects him to the Senate.
A US Senator must have been a citizen of the US as a natural-born citizen in order to become eligible for that office. In other words, people who are not born in the US cannot become senator.
From Article I, Section 3, of the US Constitution: No Person shall be a Senator who shall not have attained to the Age of thirty Years, and been nine Years a Citizen of the United States, and who shall not, when elected, be an Inhabitant of that State for which he shall be chosen. So a candidate for Senator must have been a citizen for 9 years.
9 years
To become a Senator, one must have resided in the United States for the past nine years.
9 years
In order to serve in the House of Representatives, a person must have been a citizen for 7 years.
your whole life
To be a U.S. senator you must be 30 years old, and have been a US citizen for nine years prior to election.