The island covers an area of 35882.6258 square kilometers, is the largest island in China, the 38th largest island in the world, about 395 km north-south lengthwise, what width is about 145 kilometers, the island is about 1139 km long coastline, including penghu total length of about 1520 km, grab the center of the western Pacific channel, is China and around the sea of the important transportation hub in the asia-pacific region and the important strategic position.
臺灣島面積35882.6258平方千米，是中國第一大島、世界第38大島嶼，南北縱長約395千米，東西寬度最大約145千米，環島海岸線長約1139千米，含澎湖列島總長約1520千米，扼西太平洋航道的中心，是中國與亞太地區各國海上聯繫的重要交通樞紐及重要戰略要地。
The present area of Taiwan includes Taiwan Island and its affiliated islands, Penghu Islands Kinmen Islands, Matsu Islands, Dongsha Islands, Uchuli Islands, Nansha Islands, Taiping Island, Zhongzhou Reef and surrounding affiliated islands.
現今的臺灣地區範圍包括臺灣島及其附屬島嶼、澎湖列島 金門群島、馬祖列島、東沙群島、烏丘列嶼、南沙群島的太平島與中洲礁及周圍附屬島嶼。