The following table contains basic information on each state’s ratification of the Constitution. Click on individual states for more information.
| wdt_ID | State | Convention | Vote on Ratification | Vote | Map | Introduction |
|---|---|---|---|---|---|---|
| 1 | Delaware | 3–7 December 1787 | 7 December 1787 | 30-0 | Map | Essay |
| 3 | Pennsylvania | 20 November–15 December 1787 | 12 December 1787 | 46-23 | Map | Essay |
| 5 | New Jersey | 11–20 December 1787 | 18 December 1787 | 38-0 | Map | Essay |
| 7 | Georgia | 25 December 1787–5 January 1788 | 31 December 1787 | 26-0 | Map | Essay |
| 9 | Connecticut | 3–9 January 1788 | 9 January 1788 | 128-40 | Map | Essay |
| 11 | Massachusetts | 9 January–7 February 1788 | 6 February 1788 | 187-168 | Map | Essay |
| 13 | Maryland | 21–29 April 1788 | 26 April 1788 | 63-11 | Map | Essay |
| 15 | South Carolina | 12–24 May 1788 | 23 May 1788 | 149-73 | Map | Essay |
| 17 | New Hampshire | 13–22 February 1788 (1st session) 18–21 June 1788 (2nd session) |
21 June 1788 | 57-47 | Map | Essay |
| 19 | Virginia | 2–27 June 1788 | 25 June 1788 | 89-79 | Map | Essay |
| 21 | New York | 17 June–26 July 1788 | 26 July 1788 | 30-27 | Map | Essay |
| 23 | North Carolina | 21 July–4 August 1788 (1st convention) 16–23 November 1789 (2nd convention) |
2 August 1788 21 November 1789 |
75-193 194-77 |
Maps | Essay |
| 27 | Rhode Island | 1–6 March 1790 (1st session) 24–29 May 1790 (2nd session) |
29 May 1790 | 34-32 | Map | Essay |
| 29 | Vermont | 6-10 January 1791 | 10 January 1791 | 105-4 | Map | Essay |