Llanwrda is a community and village on the River Towy, in the county of Carmarthenshire in west Wales, situated some 4 miles (6.5 km) southwest of Llandovery.
The village is served by Llanwrda railway station.
The south end of the community is intersected by the A40 road between Llandeilo and Llandovery and the village stands at the junction of this road with the A482 to Lampeter and Aberaeron. The community is bordered by the communities of: Cynwyl Gaeo; Cilycwm; Llandovery; Myddfai; and Llansadwrn, all being in Carmarthenshire.
6 miles from the village centre are the Dolaucothi Gold Mines.
It has been claimed that the church is the last resting-place of Owain Glyndŵr, the last native Welshman to hold the title of Prince of Wales.
Coordinates: 51°58′05″N 3°52′26″W / 51.968°N 3.874°W