The 1930 Railway Cup Hurling Championship was the fourth series of the inter-provincial hurling Railway Cup.

One match was played on 17 March 1930 to decide the title.

Munster entered the championship as the defending champions.

On 17 March 1930, Munster won the Railway Cup after a 4-06 to 2-07 defeat of Leinster in the final at Croke Park, Dublin.

Munster's Tommy Treacy was the Railway Cup top scorer with 3-00.