What Order Did The States Join The Union?
What Order Did The States Join The Union? State Entered Union Year settled 1. Delaware Dec. 7, 1787 1638 2. Pennsylvania Dec. 12, 1787 1682 3. New Jersey Dec. 18, 1787 1660 4. Georgia Jan. 2, 1788 1733 What is the order of all 50 states? 1 Delaware 1787 47 New Mexico 1912 48 Arizona