- U.S. State: New Jersey
- Abbreviation: NJ
- Joined the USA: December 18th, 1787 (3rd State)
- Located: Northeastern United States
- Capital City: Trenton, NJ
- Most Populated City: Newark, NJ
33 New Jersey Facts for Kids
- New Jersey is a state in the United States of America.
- New Jersey became a U.S. State on Tuesday, December 18th, 1787.
- New Jersey was the 3rd state to join the United States.
- The U.S. state of New Jersey covers 8,722 square miles.
- New Jersey is the 47th largest state by area in the United States.
- In 2019, the population of New Jersey was estimated to be 8,882,000 residents by the U.S. Census Bureau.
- In 2019, New Jersey was the 11th most populated state in the United States.
- A person who is from or lives in New Jersey is called a New Jerseyan.
- The capital city of New Jersey is Trenton.
- The four most populated cities in New Jersey are Newark, Jersey City, Paterson and Elizabeth.
- The largest city by population in New Jersey is Newark.
- The largest metropolitan area in New Jersey is the New York metropolitan area.
- The U.S. state of New Jersey has 21 counties.
- The most populated county in New Jersey is Bergen County with 932,202 residents (2019, U.S. Census Bureau).
- The largest county by area in New Jersey is Burlington County with 805 square miles.
- The highest elevation point in New Jersey is High Point at 1,803 feet above sea level.
- The lowest elevation point in New Jersey is the shoreline of the Atlantic Ocean at sea level.
- The average precipitation (rain and snow) in New Jersey is 48 inches.
- New Jersey is the 13th wettest state by precipitation (rain and snow) in the United States.
- The average temperature in New Jersey is 51.9 °F.
- New Jersey is the 24th warmest state in the United States.
- The warmest temperature ever recorded in New Jersey was 110 °F on July 10th, 1936.
- The coldest temperature ever recorded in New Jersey was -34 °F on January 5th, 1904.
- A few natural disasters that can affect New Jersey are heat waves, hurricanes, ice storms and nor’easters.
- New Jersey is in one time zone, Eastern Time Zone (ET).
- The USPS abbreviation for New Jersey is NJ.
- New Jersey is also known as the Garden State.
- The official state insect of New Jersey is the honeybee (Apis).
- The official state fish of New Jersey is the brook trout (Salvelinus fontinalis).
- The official state bird of New Jersey is the eastern goldfinch (Spinus tristis).
- The official state animal of New Jersey is the horse (Equus ferus caballus).
- The official state flower of New Jersey is the purple violet.
- The official state tree of New Jersey is the red oak (Quercus rubra).
Pictures of New Jersey
A picture of the flag of the U.S. state of New Jersey.
A picture of Trenton, the capital city of New Jersey.
A picture of Newark, the largest city in New Jersey.
Additional Resources on New Jersey
- About New Jersey – Discover more about the U.S. state of New Jersey on the Info Please website.
- History of New Jersey – Learn about the history of New Jersey on the New Jersey State Government website.
- Facts About New Jersey – Find more facts about New Jersey on the NJM website.
- New Jersey – Wikipedia – Read this detailed article about the U.S. state of New Jersey on the Wikipedia website.