Southend United F.C. is a professional football club based in Southend-on-Sea, Essex, England. Founded in 1906, the team plays its home matches at Roots Hall, which has a capacity of around 12,000 spectators. The club's colors are blue and white, and they are nicknamed "The Shrimpers." The team has a rich history, having spent many years in the lower divisions of English football. Southend United has experienced periods of success, including promotions to higher leagues, and has a dedicated fan base that supports them through various challenges.