The club was established by Kolin Robertson in November 1918 as
Yorkshire Amateur A.F.C.. They were founder members of the
Yorkshire League in 1920, but left after four seasons. The club returned to the league in 1930 and were runners-up in Section B of the Subsidiary Competition in 1930–31, also winning the West Riding Challenge Cup. The
following season saw them reach the first round of the
FA Cup for the first time, losing 3–1 at home to
Third Division North side
Carlisle United. They also reached the semi-finals of the
FA Amateur Cup, losing 2–1 to
Marine at
Filbert Street, in 1955–56 the club were relegated to Division Two again, remaining there until winning the division in 1958–59, earning promotion back to Division One. They won the County Cup again in 1960–61, They subsequently finished bottom of the Premier Division in
2022–23 season and were relegated to Division One. In
2024–25 Yorkshire Amateur finished bottom of Division One and were relegated to the Supreme Division of the
Yorkshire Amateur League. In June 2025 they were renamed
Yorkshire Ammers. ==Ground==