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How many U.S. senators are there?

One hundred (100) senators.

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  1. Fifty
  2. One hundred ✔
  3. Four hundred thirty-five

Why: There are 100 senators: two from each of the 50 states. The number 435 is the House of Representatives.

Huh, didn't know that: A U.S. senator must be at least 30 years old.

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Why did the calculator love the Senate? Two per state, fifty states, easy math.
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References

Answer: One hundred. There are 100 senators: two from each of the 50 states. The number 435 is the House of Representatives.

  1. USCIS M-1778, 128 Civics Questions and Answers (2025 version) www.uscis.gov/sites/default/files/document/questions-and-answers/2025-Civics-Test-128-Questions-and-Answers.pdf
    21. How many U.S. senators are there? One hundred (100)
    Checked 2026-10-07.

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