Claim: New York is located in Mid-Atlantic States region.

The Mid-Atlantic , also called Middle Atlantic states or the Mid-Atlantic states , form a region of the United States generally located between New England and the South Atlantic States . Its exact definition differs upon source , but the region often includes New York , New Jersey , Pennsylvania , Delaware , Maryland , Washington , D.C. , Virginia , and West Virginia . When discussing climate , Connecticut -LRB- especially southern Connecticut -RRB- is often included with the Mid-Atlantic region .  The Mid-Atlantic has played an important role in the development of American culture , commerce , trade , and industry .   It has been called `` the typically American '' region by Frederick Jackson Turner . Religious pluralism and ethnic diversity have been important elements of Mid-Atlantic society from its settlement by Dutch , Swedes , English Catholics , and Quakers through to the period of English rule , and beyond to the current day . After the American Revolution , the Mid-Atlantic region hosted each of the historic capitals of the United States , including the current federal capital , Washington , D.C.   In the early part of the 19th century , New York and Pennsylvania overtook Virginia as the most populous states and the New England states as the country 's most important trading and industrial centers . Large numbers of German , Irish , Italian , Jewish , Polish , and other immigrants transformed the region , especially coastal cities such as New York City , Newark , Philadelphia , Baltimore , and Washington , D.C. , but also interior cities such as Pittsburgh , Albany , and Buffalo .   New York City , with its skyscrapers , subways , and headquarters of the United Nations , emerged in the 20th century as an icon of modernity and American economic and cultural power . By the 21st century , the coastal areas of the Mid-Atlantic were thoroughly urbanized .   The Northeast Corridor and Interstate 95 link an almost contiguous sprawl of suburbs and large and small cities , forming the Mid-Atlantic portion of the Northeast megalopolis , one of the world 's most important concentrations of finance , media , communications , education , medicine , and technology .   The Mid-Atlantic is a relatively affluent region of the nation , having 43 of the 100 highest-income counties in the nation based on median household income and 33 of the top 100 based on per capita income . Most of the Mid-Atlantic states rank among the 15 highest-income states in the nation by median household income and per capita income .