Cill Charthaigh (anglicised as Kilcar) is a Gaeltacht village on the R263 regional road in the south west of County Donegal, Ireland. It is also a townland of 233 acres and a civil parish in the historic barony of Banagh.
The village itself consists of a main street with a Church at one end and two textile factories at the other end. In between there are a few shops and four pubs. The village has the principal tweed hand weaving facility in Donegal, with a shop Studio Donegal selling high quality tweed products. Kilcar is well known for its tradition in Knitting - Fisherman Out of Ireland Knitwear Showroom is located at Ballymoon, Kilcar Fisherman Out of Ireland Knitwear. There is also a producer of seaweed based cosmetic products. Áislann Chill Chartha is a community facility which includes a library, sports hall (basketball and indoor football), a fully equipped fitness suite, computer centre, and small theatre. It also has exhibits based on the history of South West Donegal and usually has a revolving exhibition of historic local photographs, it is located beside Studio Donegal.
The national school is about 750 meters from the main street and the parish of Kilcar stretches all the way to the river which separates it from the next village, Carrick, which is about 5 kilometers away.