New South Wales (abbreviated as
NSW) is a
state on the east coast of . It borders
Queensland to the north,
Victoria to the south,
South Australia to the west, the
Tasman Sea to the east and surrounds the whole of the
Australian Capital Territory. New South Wales' capital city is
Sydney, which is also the nation's most populous city. , the estimated population of New South Wales was 7.5 million, making it Australia's most populous state. Just under two-thirds of the state's population, 4.67 million, live in the Greater Sydney area. Inhabitants of New South Wales are referred to as
New South Welshmen.