Swansea Mawr are able to speak Welsh, as can 38% of the ward of Pontarddulais. Clydach, Kingsbridge and Upper Loughor all have levels of more than 20%. By contrast, the urban St. Thomas has one of the lowest figures in Wales, at 6.4%, a figure only barely lower than Penderry and Townhill wards. Local produce includes: The city has three Grade One listed buildings: Swansea Castle, the Tabernacle Chapel, Morriston and the Swansea Guildhall. Swansea Castle was an impressive building occupying a strategic position above the River Tawe. The ruins that are visible today date from the late 13th and early
Swansea, Tasmania which is now in private hands. There are other important buildings in the town including Morris’ General Store which has been owned and run by the Morris family for over 100 years. The Swansea Bark Mill which processed black wattle bark was used in colonial times in the tanning industry and is now a combined museum, tavern and bakery. Schouten House is a fine early Victorian colonial house built in 1844 and is now a hotel. "Waterloo Point" Post Office opened on 6 September 1832 and was renamed "Swansea" around 1863. Swansea is home to colonies of short-tailed shearwaters (muttonbirds)