Sefton Park is a public park in south Liverpool, England. The park is in a conservation district of the same name, It is the largest park in Liverpool. Suburbs neighbouring the park include Toxteth, Aigburth, Mossley Hill, Wavertree and St Michael's Hamlet. The park is located roughly within the historic bounds of the large area of the former Royal Park, Toxteth P…Sefton Park is a public park in south Liverpool, England. The park is in a conservation district of the same name, It is the largest park in Liverpool. Suburbs neighbouring the park include Toxteth, Aigburth, Mossley Hill, Wavertree and St Michael's Hamlet. The park is located roughly within the historic bounds of the large area of the former Royal Park, Toxteth Park.