Every state gets exactly two — the deliberate design that makes the Senate structurally different from the House.

The Senate gives every state equal representation, regardless of population. Senators serve longer, staggered six-year terms and hold special constitutional authority over nominations, treaties, and impeachment trials that the House doesn’t share.

The Senate of the United States shall be composed of two Senators from each State.

U.S. Constitution, Article I

Senators100 (2 per state)
Term length6 years, staggered
Minimum age30
RepresentsEntire states

Powers the House Doesn’t Share

Advice and consent

Confirms many presidential nominees and votes on whether to ratify treaties — authority reserved to the Senate alone.

Impeachment trials

When the House impeaches, the Senate holds the trial and votes on whether to convict.

Statewide representation

Senators represent an entire state, not a district — a structurally different relationship with constituents than House members have.

Why Staggered Terms Matter

Never a fully turned-over chamber

Only about a third of seats are on the ballot at once

Senators are divided into three roughly equal classes, with only one class up for election every two years. The result: the Senate is never entirely replaced in a single election cycle the way it’s constitutionally possible for the House to be — a deliberate design choice meant to give the chamber more institutional continuity and insulate it somewhat from any single election’s political swings.

Worth knowing

Equal state representation was the price of the Constitution itself

A common misconception is that giving small states the same Senate representation as large states is a minor quirk. It was actually the central compromise that made ratification possible at all — smaller states refused to accept a purely population-based Congress, and the Great Compromise’s two-chamber design, split between population (House) and equal state representation (Senate), was the deal that got the Constitution adopted in the first place.