HENLLYS, or Henllis, is a parish to the west of the road from Newport to Pontypool, 3 miles north from Rogerstone station on the Western Valleys section of the Great Western railway, 5½ north-west from Newport, to south from Pontypool and 26 south-west from Monmouth, in the Monmouth division of the county, Wentloog hundred, rural district of St. Mellons, petty sessional division, county court district, and in the rural deanery and archdeaconry of Newport, and diocese of Monmouth. The church of St. Peter is an ancient building of local stone, in the Norman style, consisting of chancel, nave, south porch and an embattled western tower containing 3 bells: there are 200 sittings. The register of baptisms and burials dates from 1765, marriages from 1754. The living is a rectory, with Bettws vicarage annexed, joint net yearly value £330, with residence, in the gift of the Bishop of Monmouth, the Board of Patronage and the Provincial Board, and held since 1936 by the Rev. Henry James L.Div, of St. David's College, Lampeter.

The Baptist chapel, erected in 1843, seats about 200 persons. The trustees of the late Lady Llanover, who are lords of the manor, and Viscount Tredegar, are principal landowners. The soil is sandy, resting on red sandstone. The area is 2,663 acres of land and inland water; the population in 1931 was 385.

Letters from Newport by messenger from Cwmbran, collecting at the same time. Cwmbran nearest M.O & T office.