Amendments to the US Constitution

As of 2026 there have been 27 amendments to the US Constitution -- the United States primary founding documents.

All q27 Amendments to the US Constitution

ordinal	year	known as	notes
1	1791	Freedom of speech	guarantees freedom of speech, religion, press, assembly, petition
2	1791	Second amendment	Right to keep and bear arms
3	1791		No quartering soldiers in homes
4	1791		Limits on searches and seizures
5	1791		Due process, self-incrimination, double jeopardy, takings
6	1791		Rights of the accused in criminal cases
7	1791		Jury trials in many civil cases (federal)
8	1791		No excessive bail or cruel punishments
9	1791		People have rights beyond the text
10	1791		Powers not given to federal government stay with states and people
11	1795		State sovereign immunity limits some federal lawsuits
12	1804		New system for electing President and Vice President
13	1865		Abolishes slavery
14	1868		Citizenship, due process, equal protection
15	1870		Voting rights cannot be denied based on race
16	1913		Federal income tax allowed
17	1913		Direct election of U.S. Senators
18	1919		Prohibition (later repealed)
19	1920		Women’s suffrage
20	1933		New start dates and transition rules
21	1933		Repeals Prohibition
22	1951		Presidential two-term limit
23	1961		Washington, DC gets electoral votes
24	1964		No poll taxes in federal elections
25	1967		Presidential succession and disability rules
26	1971		Voting age set at 18
27	1992		Delays congressional pay raises