1973–74 United Counties League

The 1973–74 United Counties League season was the 67th in the history of the United Counties League, a football competition in England.

Premier Division
The Premier Division featured 16 clubs which competed in the division last season, along with one new club:
 * St Neots Town, transferred from the Eastern Counties League

Division One
The Division One featured 18 clubs which competed in the division last season, along with 2 new clubs, promoted from Division Two:
 * Belsize
 * Northampton ON Chenecks

Also, Kettering Park Wanderers changed name to Burton Park Wanderers.

Division Two
The Division Two featured 16 clubs which competed the division last season, along with 3 new clubs:
 * Newport Pagnell Town, transferred from the South Midlands League
 * Long Buckby reserves
 * Northampton Spencer reserves