Tycoch (also written Ty-coch) is a suburban district of the City and County of Swansea in Wales. It is situated in the Sketty ward of the city, north-west of Sketty Cross. The area is chiefly residential. Housing around Tycoch Square is mostly pre-war, while that the higher ground at Llwyn Mawr dates from the 1970s onwards.
There are several shops and other commercial premises in and around Tycoch Square (the junction of Carnglas Road, Harlech Crescent, and Ty-coch Road) including a sub post office, a newsagent, and a wine bar / bistro, but no pub.
Sketty Primary School is in Llwyn Mawr Close, Carnglas, while tertiary education is provided at the Tycoch campus of Gower College Swansea (the former Swansea College) at the junction of Ty-coch Road and Vivian Road, not far from Sketty Cross.
The Church in Wales opened All Souls Church in Tycoch in 1957. There are in addition two chapels in the area.
Cefn Coed Hospital is located in the northern part of Tycoch at the boundary with Cockett.