Mynyddislwyn was a

civil parish In England, a civil parish is a type of administrative parish used for local government. It is a territorial designation which is the lowest tier of local government below districts and counties, or their combined form, the unitary authority ...

and

urban district Urban district may refer to: * District * Urban area * Quarter (urban subdivision) * Neighbourhood Specific subdivisions in some countries: * Urban districts of Denmark * Urban districts of Germany * Urban district (Great Britain and Ireland) (hist ...

Monmouthshire Monmouthshire ( cy, Sir Fynwy) is a county in the south-east of Wales. The name derives from the historic county of the same name; the modern county covers the eastern three-fifths of the historic county. The largest town is Abergavenny, with ...

, south east

Wales Wales ( cy, Cymru ) is a Countries of the United Kingdom, country that is part of the United Kingdom. It is bordered by England to the Wales–England border, east, the Irish Sea to the north and west, the Celtic Sea to the south west and the ...

. It was abolished in local government reorganisation in 1974. It is named for the Mountain in its centre MynyddIslwyn (Islwyn Mountain or Islwyn's Mountain, Islwyn being a Welsh Male name, meaning Below the Grove). The ancient parish of Mynyddislwyn covered a large part of the lower Ebbw and

Sirhowy Valley The Sirhowy Valley ( ) is an industrialised valley in the eastern part of the Valleys region of Wales. It is named from the Sirhowy River () which runs through it. Its upper reaches are occupied by the town of Tredegar within the unitary area of ...

s. In 1894 the

Crosskeys Crosskeys ( cy, Pont-y-cymer) is a village, community and an electoral ward in Caerphilly county borough in Wales. Etymology The village was originally named Pont-y-cymer and this remains the official Welsh name for the village. The name mea ...

area was included in the urban district of

Risca Risca ( cy, Rhisga) is a town in the Caerphilly County Borough and the historic boundaries of Monmouthshire in south-east Wales. Risca has a railway station, opened on the Ebbw Valley Railway in February 2008, after a gap of 46 years. It is spl ...

, and

Abercarn Abercarn is a small town and community in Caerphilly county borough, Wales. It is 10 miles (16 km) northwest of Newport on the A467 between Cwmcarn and Newbridge, within the historic boundaries of Monmouthshire. History An estate at ...

was constituted a separate urban district. The remainder of the parish was included in St Mellons Rural District, and included the hamlets of

Fleur-de-Lis The fleur-de-lis, also spelled fleur-de-lys (plural ''fleurs-de-lis'' or ''fleurs-de-lys''), is a lily (in French, and mean 'flower' and 'lily' respectively) that is used as a decorative design or symbol. The fleur-de-lis has been used in the ...

, Gelligroes, Penmain,

Pontllanfraith Pontllanfraith ( cy, Pontllanfraith ) is a large village and community located in the Sirhowy Valley in Caerphilly County Borough, Wales, within the historic boundaries of Monmouthshire. It is situated adjacent to the town of Blackwood, with t ...

and

Ynysddu Ynysddu is a small village and community in the Sirhowy valley of south-east Wales. It is part of the district of Caerphilly within the historic boundaries of Monmouthshire. It lies between to Cwmfelinfach and Wyllie, north of the town of ...

. On October 1, 1903, Mynyddislwyn became an urban district. In 1926 it formed the West Monmouthshire Omnibus Board with neighbouring Bedwellty urban district, to maintain local ownership of local bus services. In 1935 the boundaries were adjusted with Bedwas and Machen and Bedwellty urban districts under a

County Review Order The Local Government Act 1929 was an Act of the Parliament of the United Kingdom that made changes to the Poor Law and local government in England and Wales. The Act abolished the system of poor law unions in England and Wales and their boar ...

. Mynyddislwyn urban district was abolished in 1974, with its area passing to the borough of

Islwyn The Borough of Islwyn was one of five local government districts of Gwent from 1974 to 1996. History The borough was formed in 1974 as a local government district of Gwent. It covered the whole area of three former districts and part of a fou ...

, in the newly created administrative county of Gwent.Local Government Act 1972, Schedule 4 Further local government reform in 1996 included the area in the

county borough County borough is a term introduced in 1889 in the United Kingdom of Great Britain and Ireland, to refer to a borough or a city independent of county council control, similar to the unitary authorities created since the 1990s. An equivalent ter ...

Caerphilly Caerphilly (, ; cy, Caerffili, ) is a town and community in Wales. It is situated at the southern end of the Rhymney Valley. It is north of Cardiff and northwest of Newport. It is the largest town in Caerphilly County Borough, and lies wit ...

. St Tudor's church is part of the Benefice of Upper Islwyn, and has services on the first Sunday of every month.

References

External links

Mynyddislwyn - Portrait of a parishGeograph - St Tudor's church
{{coord missing, Monmouthshire Geography of Caerphilly County Borough History of Monmouthshire Former subdivisions of Wales