Nigeria has experienced one of the most significant declines in private wealth among emerging markets over the past decade, with the country losing nearly half of its resident dollar millionaires amid currency depreciation, economic instability, and increased migration of wealthy individuals and investors.

According to figures from the Africa Wealth Report published by wealth intelligence firm Henley & Partners in collaboration with New World Wealth, the number of High-Net-Worth Individuals (HNWIs) in Nigeria, defined as individuals with at least $1 million in liquid investable assets, declined by about 47 percent over a 10-year period.

The country’s dollar millionaire population reportedly fell from approximately 15,000 individuals to around 7,200, representing one of the sharpest contractions in Africa and the largest decline among major economies in West Africa.

The drop places Nigeria in contrast with countries such as Mauritius, Morocco, and Rwanda, where private wealth has expanded in recent years due to stronger investment environments, improved economic stability, and growing international appeal.

Economic analysts attribute Nigeria’s wealth decline to a combination of persistent naira depreciation, high inflation, foreign exchange challenges, and increasing capital flight.

The weakening of the Nigerian currency has been one of the biggest factors affecting wealth measured in U.S. dollars. Multiple currency adjustments and reforms aimed at creating a more market-driven foreign exchange system have significantly reduced the dollar value of assets held by many Nigerians, even where local asset ownership remained unchanged.

At the same time, high inflation has increased business costs, reduced purchasing power, and affected investment returns, making it more difficult for entrepreneurs and investors to preserve wealth locally.

Beyond currency losses, Nigeria has also witnessed a growing migration of wealthy individuals, business owners, and executives seeking more stable economic environments abroad. Popular destinations for Nigerian high-net-worth families include the United Arab Emirates, the United Kingdom, Europe, and North America, where they often seek stronger financial systems, better investment opportunities, improved security, and greater economic predictability.

Challenges within Nigeria’s financial markets have further contributed to the decline. Limited access to foreign exchange, regulatory uncertainty, security concerns, and weaker investor confidence have affected local investment decisions, with some wealthy Nigerians moving assets into international markets.

The decline in the country’s millionaire population could have wider economic consequences. Wealthy individuals often play a major role in funding businesses, supporting startups, investing in real estate, and creating employment opportunities. Their departure or decision to move capital abroad could reduce domestic investment flows and slow private-sector growth.

The shrinking number of wealthy residents may also affect government revenues by reducing potential collections from personal income taxes, property-related charges, and luxury spending.

Despite the decline, Nigeria remains one of Africa’s largest private wealth markets. The country continues to rank among the top wealth holders in sub-Saharan Africa, alongside South Africa, Egypt, and Morocco. It is still home to several centi-millionaires individuals with more than $100 million in assets and three dollar billionaires.

Experts say reversing the trend will require stronger economic reforms, including stabilizing the naira, improving foreign exchange availability, strengthening security, creating a more predictable regulatory environment, and rebuilding investor confidence.

They argue that restoring conditions where businesses and individuals can safely preserve and grow wealth locally will be critical to preventing further capital flight and rebuilding Nigeria’s position as a leading destination for private investment in Africa.