Cefn Hengoed is a small village in the centre of Caerphilly borough, within the historic boundaries of Glamorganshire. Bordering the larger village of Hengoed, Cefn Hengoed contains the local Derwendeg primary school. Derwendeg primary school has recently celebrated its 90th birthday.
Cefn Hengoed has a local public house called The Crosskeys which is situated facing the opening of Lansbury Avenue.
There is also a youth center in Cefn Hengoed.
St Anne's Church was formerly located on Hengoed Road, but is now closed.