New Jacket is a state situated in both the Mid-Atlantic and Northeastern areas of the United States. Situated at the geographic hub of the heavily urbanized Northeast megalopolis, it is surrounded to the northwest, north, and northeast by New york city State; on its east, southeast, and south by the Atlantic Sea; on its west by the Delaware River and Pennsylvania; and on its southwest by Delaware Bay and Delaware. At 7,354 square miles (19,050 km2), New Jacket is the fifth-smallest state in land area. According to a 2024 U. S. Census Bureau estimate, it is the 11th-most populous state, with over 9. 5 million locals, its highest estimated count ever. The state resources is Trenton, and the state's most populous city is Newark. New Jersey is the only U. S. state in which every county is regarded city by the U. S. Demographics Bureau. It is one of the most densely inhabited U. S. state. New Jersey was initial occupied by Paleo-Indians as early as 13,000 BC. The Lenape were the leading Indigenous group when Europeans got here in the early 17th century, and they were subdivided into dialectal teams such as the Munsee, in the north, and the Unami and the Unalachtigo, elsewhere. Dutch and Swedish colonists started the initial European negotiations in the state, with the British later confiscating control of the area and developing the District of New Jersey, named after the Network Island of Jersey. The swarm's fertile lands and loved one spiritual tolerance drew a big and varied populace. New Jacket was among the Thirteen Swarms that supported the American Change, organizing numerous critical battles and armed forces commands in the American Revolutionary War gaining the title, "Crossroads of the American Revolution." New Jacket remained in the Union during the American Civil Battle and offered soldiers, resources, and armed forces leaders on behalf of the Union Army. After the war, the state became a significant manufacturing center and a leading destination for immigrants, helping drive the Industrial Change in the U. S. New Jersey was the site of several commercial, technological, and commercial innovations. Several popular Americans related to New Jacket have confirmed prominent across the country and internationally, consisting of in academic community, campaigning for, company, entertainment, federal government, army, charitable management, and other fields. New Jacket's central location in the Northeast megalopolis assisted sustain its quick development and suburbanization in the 2nd fifty percent of the 20th century. Given that the start of the 21st century, the state's economy has actually ended up being very expanded, with major industries, consisting of New Jacket's duty as the world's biggest pharmaceutical industry center—-- along with biotechnology, infotech, money, electronic media, filmmaking, and tourism, and it has actually become an Atlantic seaboard epicenter for logistics and circulation. New Jersey is a major destination for immigrants and is home to one of the globe's most multicultural populaces. Resembling historic trends, the state has increasingly re-urbanized, with development in cities outpacing residential areas since 2008. New Jersey is among one of the most upscale, informed, diverse, healthy, and very created states in the U. S., ranking high among states in numerous lifestyle metrics. New Jacket had a typical household income of $99,781 since 2023, the second-highest of any kind of U. S. state behind Massachusetts.Nearly one-tenth of all families in the state, or over 323,000, are millionaires, the highest possible depiction of millionaires amongst all states. New Jacket's public institution system constantly places at or amongst the top of all U. S. states. Since 2024, a quarter of the state population is international born, the 2nd most after California. In 2025, New Jacket was placed as having the healthiest state populace generally. The state ranks near the top on both the American Person Advancement Index and the basic Human being Growth Index. Consequently, New Jacket is commonly ranked as one of the most effective U. S. states, in addition to one of one of the most expensive states for locals to stay in. According to meteorology research by the U. S. National Oceanic and Atmospheric Management, New Jacket has been the fastest-warming state by typical air temperature over a 100-year duration beginning in the early 20th century, which has been credited to warming of the North Atlantic Ocean.