Hiraethog was a rural district

Rural district

Rural districts were a type of local government area – now superseded – established at the end of the 19th century in England, Wales, and Ireland for the administration of predominantly rural areas at a level lower than that of the administrative counties.-England and Wales:In England...

 of the administrative county of Denbighshire

Denbighshire (historic)

Historic Denbighshire is one of thirteen traditional counties in Wales, a vice-county and a former administrative county, which covers an area in north east Wales...

, Wales

Wales

Wales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...

, from 1935 to 1974. The district took its name from the historic district of Mynydd Hiraethog

Mynydd Hiraethog

Mynydd Hiraethog is an upland region in Conwy and Denbighshire in north-east Wales. It includes the large reservoir Llyn Brenig and the Clocaenog Forest, which has one of Wales's last populations of red squirrels. Its highest point is Mwdwl-eithin, at above sea level, making it higher than Exmoor...

.

The district was created by a county review order

Local Government Act 1929

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....

 on 1 April 1935 from the amalgamation of Uwchaled Rural District

Uwchaled Rural District

Uwchaled was a rural district in the administrative county of Denbighshire, Wales, from 1894 to 1935. The name denoted the upper reaches of the River Aled, and originated in the medieval cwmwd of Uwch Aled....

 with most of Llanrwst Rural District

Llanrwst Rural District

Llanrwst was a rural district in the administrative county of Denbighshire from 1894 to 1935.The rural district was formed from the part of Llanrwst Rural Sanitary District in Denbighshire...

 and part of Ruthin Rural District

Ruthin Rural District

Ruthin was a rural district in the administrative county of Denbighshire from 1894 to 1974.The rural district was formed from the area of Ruthin Rural Sanitary District.The district originally contained nineteen civil parishes:*Aberwheeler Rural*Clocaenog...

. The headquarters of the rural district council were in Llanrwst

Llanrwst

Llanrwst is a small town and community on the A470 road and the River Conwy in Conwy County Borough, Wales. It takes its name from the 5th century to 6th century Saint Grwst, and the original parish church in Cae Llan was replaced by the 12th-century church....

, which was a separate urban district

Urban district

In the England, Wales and Ireland, an urban district was a type of local government district that covered an urbanised area. Urban districts had an elected Urban District Council , which shared local government responsibilities with a county council....

.

The district contained the following civil parish

Civil parish

In England, a civil parish is a territorial designation and, where they are found, the lowest tier of local government below districts and counties...

es:

• Cerrigydrudion
  Cerrigydrudion
  Cerrigydrudion is a village and its surrounding parish in Conwy County Borough, north Wales. Previously it was part of the historic county of Denbighshire and then Clwyd. The village formerly lay on the A5, but a short by-pass now takes the road along the south-western edge of the village...
  
  
• Eglwysbach
  Eglwysbach
  Eglwysbach is a village in Conwy county borough, north Wales. The village plays host to an annual Agricultural show and horticultural show in August, which includes displays of local cattle, sheep, heavy and light horses, showjumping a horticulture marquee, fairground rides and trades stands...
  
  
• Gwytherin
  Gwytherin
  Gwytherin is a village in Conwy county borough, Wales. The church is dedicated to Saint Winefride.Gwytherin is a peaceful and picturesque little village in a small valley through which the River Cledwen flows...
  
  
• Llandogget
  Llanddoged
  Llanddoged is a small village which lies in the hills a little over a mile to the north of Llanrwst, in Conwy county borough, Wales. The village itself has a small population, with a surrounding rural farming community. Most of the population are Welsh speakers...
  
  
• Llanfihangel Glyn Myfyr
• Llangernyw
  Llangernyw
  Llangernyw is a rural, mostly Welsh-speaking, village in Conwy County Borough, north Wales. The population was 960 in 2001, 67% Welsh-speaking...
  
  
• Llangwm
  Llangwm, Conwy
  Llangwm is a village and community in Conwy County Borough, north Wales. The population was 516 in 2001.It is one of three communities in the Uwchaled ward.-References:...
  
  
• Llanrwst Rural
• Pentrefoelas
• Tir Ifan

The rural district was abolished in 1974 by the Local Government Act 1972

Local Government Act 1972

The Local Government Act 1972 is an Act of Parliament in the United Kingdom that reformed local government in England and Wales on 1 April 1974....

, when it became part of the district of Colwyn

Colwyn

The Borough of Colwyn was one of six districts of the county of Clwyd, north-east Wales, from 1974 to 1996.It was formed under the Local Government Act 1972 from the following parts of the administrative county of Denbighshire:...

 in the county of Clwyd

Clwyd

Clwyd is a preserved county of Wales, situated in the north-east, bordering England with Cheshire to its east, Shropshire to the south-east, and the Welsh counties of Gwynedd to its immediate west and Powys to the south. It additionally shares a maritime border with the metropolitan county of...

.