From U13 Youth up towards the Qualified stage, The FA suggests 11v11 football. However, due to this big selection of age teams, figuring out the dimensions of the 11v11 pitch might be complicated because the size and width of your pitch could vary significantly. The centre circle is marked at https://emilionqrrr.wizzardsblog.com/37646857/the-fact-about-football-pitch-dimensions-that-no-one-is-suggesting