Nigeria's Population: ~216 Million (2021 World Bank Estimate)

Per the World Bank (2021), Nigeria's population is estimated at 216 million, making it Africa's most populous nation and the 6th largest globally.

Key Dynamics:

• Growth Rate: ~2.4–2.6% annually (one of world's fastest).
• Median Age: ~18 years (extremely youthful).
• Urbanization: >50% urban; Lagos (~15–20M), Kano, Ibadan, Abuja, Port Harcourt are megacities.
• Projections: UN projects ~400M by 2050 (3rd globally after India, China).

Data Challenges: No census since 2006 (2023 census postponed). Estimates rely on surveys (DHS, MICS), satellite modeling, and administrative records. Actual figure may differ due to undercount, migration, and birth/death registration gaps.

For latest official data, monitor the National Bureau of Statistics and UN Population Division.