Top 30 Largest Economies in the World by 2075

3. United States

GDP Forecast (2075): $36.32 Trillion

Estimated Share in the Global GDP (2075): 11.19%

Population Forecast (2075): 389.39 Million

The United States is expected to rank as the third-largest economy in the world by 2075. The United States is projected to possess 11.19% of the global economic share. The GDP of the United States is forecasted to reach $36.32 trillion and its is population forecasted to reach 389.39 million.