1957–58 Newport County A.F.C. season

The 1957–58 season was Newport County's 30th season in the Football League and the last season in the Third Division South before the regional third divisions were consolidated into new Third and Fourth Divisions. County's 11th-place finish qualified them for next season's Third Division.

League table
P = Matches played; W = Matches won; D = Matches drawn; L = Matches lost; F = Goals for; A = Goals against; GA = Goal average; Pts = Points