| What is the... | State | Notes |
| First state to elect a woman governor | |
| Only state that has had its two-letter postal abbreviation changed | |
| First state to legalize same-sex marriage | |
| First state to ratify the U.S. Constitution | |
| Least populous state on the Mexican border | |
| Most populous state without an active commercial international air connection | |
| State with the highest percentage of its population living in cities | |
| Only state with a non-rectangular flag | |
| Most populous state without a university in U.S. News and World Report's Top 100 | |
| State with the lowest peak elevation | |
| State with the highest percentage of its population to self-identify as having 'American ancestry' | |
| State with the longest average commute | |
| Largest state at the end of the American Revolutionary War | |
| State with the highest tax revenue as a percentage of average personal income | |
| State with the longest constitutional name | |