Tebing Tinggi Deli, officially Tebing Tinggi City, or more commonly simply Tebing Tinggi (Jawi: تبيڠ تيڠڬي) is a city near the eastern coast of North Sumatra Province of Indonesia. It has an area of 38.44 km2 and a population at the 2010 Census of 145,180, which grew to 172,838 at the 2020 Census; the official estimate as at mid 2024 was 180,977 (comprising 90,018 males and 90,959 females). Tebing Tinggi is an enclave within Serdang Bedagai Regency (which surrounds it on all sides, and also contains a kecamatan (district) bordering the city that is also named Tebing Tinggi).