Blyth (ˈblaɪθ "blithe") is a town

Town

A town is a human settlement larger than a village but smaller than a city. The size a settlement must be in order to be called a "town" varies considerably in different parts of the world, so that, for example, many American "small towns" seem to British people to be no more than villages, while...

 and civil parish in southeast Northumberland

Northumberland

Northumberland is the northernmost ceremonial county and a unitary district in North East England. For Eurostat purposes Northumberland is a NUTS 3 region and is one of three boroughs or unitary districts that comprise the "Northumberland and Tyne and Wear" NUTS 2 region...

, England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

. It lies on the coast, to the south of the River Blyth

River Blyth, Northumberland

The River Blyth flows eastwards through southern Northumberland into the North Sea at the town of Blyth. It flows through Plessey Woods Country Park. The River Pont is a tributary....

 and is approximately 21 kilometres (13 mi) northeast of Newcastle upon Tyne

Newcastle upon Tyne

Newcastle upon Tyne is a city and metropolitan borough of Tyne and Wear, in North East England. Historically a part of Northumberland, it is situated on the north bank of the River Tyne...

. It has a population of about 35,818.

The port of Blyth dates from the 12th century, but the development of the modern town only began in the first quarter of the 18th century.