1979–80 United Counties League

The 1979–80 United Counties League season was the 73rd in the history of the United Counties League, a football competition in England.

Premier Division
The Premier Division featured 19 clubs which competed in the division last season, no new clubs joined the division this season.

Division One
The Division One featured 16 clubs which competed in the division last season, along with 2 new clubs, promoted from Division Two:
 * British Timken Duston
 * Ford Sports Daventry

Division Two
The Division Two featured 12 clubs which competed in the division last season, along with 3 new clubs:
 * Raunds Town, relegated from Division One
 * Cottingham
 * Buckingham Town reserves