New Brighton is a seaside resort and suburb of Wallasey, at the northeastern tip of the Wirral peninsula. It lies in the traditional county of Cheshire and is currently administered as part of the Metropolitan Borough of Wirral in Merseyside, England, It has sandy beaches which line the Irish Sea and mouth of the Mersey, and the UK's longest promenade.

The Wirral Peninsula, known locally as the Wirral, is a peninsula in North West England. The roughly rectangular peninsula is about 15 miles (24 km) long and 7 miles (11 km) wide, and is bounded by the Dee Estuary to the west, the Mersey Estuary to the east, and Liverpool Bay to the north.