Yr Hendy is a village in the community

Community (Wales)

A community is a division of land in Wales that forms the lowest-tier of local government in Wales. Welsh communities are analogous to civil parishes in England....

 of Llanedi

Llanedi

Llanedi is a village and community in Carmarthenshire, Wales."LLANEDY , a parish, in the union of Llanelly, county of Carmarthen, South Wales, 10 miles from Llandilo-Vawr; containing 1098 inhabitants...

, Carmarthenshire

Carmarthenshire

Carmarthenshire is a unitary authority in the south west of Wales and one of thirteen historic counties. It is the 3rd largest in Wales. Its three largest towns are Llanelli, Carmarthen and Ammanford...

, 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...

, situated on the border between Carmarthenshire and Swansea

Swansea

Swansea is a coastal city and county in Wales. Swansea is in the historic county boundaries of Glamorgan. Situated on the sandy South West Wales coast, the county area includes the Gower Peninsula and the Lliw uplands...

. Yr Hendy lies on the Afon Gwili

Afon Gwili (Loughor)

The Afon Gwili is a right-bank tributary of the River Loughor in the east of Carmarthenshire, South Wales. It rises near Cross Hands before flowing in a generally southerly direction past the small village of Cwmgwili to join with the Loughor beyond Hendy near Pontarddulais.- References :...

 just across the River Loughor

River Loughor

The River Loughor in Carmarthenshire, Wales has its source at an underground lake at the Black Mountain. It flows past settlements like Ammanford and Hendy in Carmarthenshire and Pontarddulais in Swansea. The river divides Carmarthenshire from Swansea for much of its course and it separates Hendy...

 from the town of Pontarddulais

Pontarddulais

Pontarddulais is a community and town in the City and County of Swansea, Wales. It is situated north west of Swansea city centre. It falls within the Pontarddulais ward.-Overview:...

 and, together with Fforest to its north, forms part of the continuous built up area centred around Pontarddulais. Most of the village sits between the M4 Motorway

M4 motorway

The M4 motorway links London with South Wales. It is part of the unsigned European route E30. Other major places directly accessible from M4 junctions are Reading, Swindon, Bristol, Newport, Cardiff and Swansea...

 junction 48 and the A48 road

A48 road

The A48 is a major trunk road in Great Britain. It runs from the A40 at Highnam west of Gloucester to the A40 at Carmarthen. Before the construction of the M4 motorway and the first Severn Bridge in the mid 1960s it was the principal route into South Wales. For most of its journey through Wales,...

(Fforest Road) north of the motorway.
The name "Yr Hendy" translates as The Old House. From the Welsh 'Yr' (The), 'Hen' (old) and 'Ty' (house),('Ty' mutated to 'Dy')