As a commercial hub, Houston’s population grew exponentially; by 1900, the population had surpassed 58,000. Today, Houston is the Word Energy Center. Houston is home to the world’s largest Medical Center/Science destination, with over 9.8 million patient visitors per year. Greater Houston Metro Area population stands at 7.2 million according to the 2021 Population. According to the 2022 BEA and World Bank report, the Houston MSA GDP was $512.2 billion – which is higher than that of the nations of Austria’s $520.3 billion, Israel’s $501.9 billion, and Argentina’s $483.7 billion, Norway’s $58.4 billion, and the Philippines $406 1 billion. If Houston were a state, its GDP would be far ahead of that of Maryland’s $454.1 billion, Tennessee’s $449.0 billion, and Indiana’s $448.2 billion.