He served as a member of the Legislative Assembly of Alberta from 1921 to 1935 sitting with the United Farmers caucus in government.

He defeated Liberal candidate H. Scott with a comfortable majority to pick up the open seat for his party.

He increased his popular vote slightly easily winning the three-way race.

[2] The 1930 Alberta general election would see Buckley defend his seat in a hotly contested battle against Independent candidate H.S.B.

[3] Buckley ran for a fourth term in office in the 1935 Alberta general election and finished a distant second place out of four candidates losing to Social Credit candidate Isaac McCune.