2025 US civics test, question 21

How many U.S. senators are there?

Official answer

  • One hundred (100)

Explained

The Senate has 100 members in total. Each state sends two senators, who represent all the people of their state.

Sources: USCIS, 128 Civics Questions and Answers (2025 version, M-1778); USCIS, One Nation, One People: The USCIS 2025 Civics Test Study Guide (Chapter 2: The Legislative Branch (Congress) > The Senate).

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Independent study page, not affiliated with USCIS. The question and answers are from the official USCIS list; the explanation is written by Capxule from the official USCIS study guide. Some answers change after elections; USCIS asks you to give the name of the official serving at the time of your interview.