- Area: 945,000 sq km (365,000 sq miles)
- Population: approximately 42,500,000
- Capital: Dodoma is the official capital and seat of Tanzania's Union Parliament. Dar es Salaam remains home to government ministries and major institutions, including diplomatic missions.
- People: Some 120 ethnic groups on the mainland, none exceeding 10% of the population. Larger groups include Sukuma, Nyamwezi, Ha, Chagga, Masai, Haya and Gogo. There are Asian and expatriate minorities.
- Languages: The official languages are Kiswahili and English; of these, Kiswahili is by far the more widely spoken.
- Religions: Christianity (35%), Islam (35%) and traditional beliefs (around 30%). (Zanzibar is roughly 98% Muslim).
- Currency: Tanzania shillings (US Dollars are widely accepted).
- Head of State: President Jakaya Mrisho Kikwete
- President of Zanzibar: Ali Mohamed Shein