Castlefin  Castlefinn (), sometimes spelt Castlefin, is a market town in the Finn Valley of County Donegal, Ireland. It is located between Ballybofey and Lifford and the population was 705. The River Finn flows by the town. The town is located in along the main N15 national primary road, which runs from Bundoran to Lifford. The town lies 6 miles from Lifford and 8 miles from the twin towns of Ballybofey /Stranorlar. It has close links to the twin towns of Ballybofey/Stranorlar, Letterkenny and has strong links with West Tyrone in Northern Ireland, especially with the towns of Strabane and Castlederg. The main social outlet in the town is a pub called McBride's, at the foot of the Long Brae beside the main road between Lifford and Ballybofey. Other pubs in the town include Tinney's Bar and Lynch's Tavern aka Skins. The five housing estates in the town are called the Emmett Park built in the 1980s Sessaigh Park built in the 2000s, Caislean Court built in the 1990s, Hillhead built in the 1970s and Grahamsland built in the 1950s. The town centre is located around the Diamond area, which is where 3 routes merge. This area has a number of functions, mainly retail/commercial. The Diamond is an attractive area, with landscaped seating and planting areas. This area also has a number of buildings that are included on the Record of Protected Structures. The town has a number of functions including retail, commercial, education, religious, economic, agricultural, social and recreational and a C.P.I center where the Garden show is based. However, the majority of functions are limited in scope due to the deficiency in population to support a number of large-scale services. Castlefinn serves as the focus of primary education for the surrounding rural areas. The National School has a large catchment area and currently has 180+ pupils attending. This provides employment for 10 full-time teachers and a number of associated job opportunities. The town has a play school for pre-school age children. The town centre is the focus of a wide range of functions and activities. The town offers the basic essential retail outlets including grocery stores, petrol station, Post office, butchers, take-aways, public houses and some hairdressers . The town also has a recycling facility that is located on the Castlederg road beside the bridge.