Blundellsands is an area of Crosby in the ceremonial county of Merseyside, England and in the historic county of Lancashire. It is part of the Metropolitan Borough of Sefton, and a Sefton council electoral ward. At the 2001 Census the population was recorded as 11,514. This area was not measured in the 2011 Census. For current figures see Blundellsands (Ward).