Mobile, Alabama is the third-most populous city in the state and is considered a major city along the Gulf Coast. As of September 2021, the estimated population of Mobile was around 190,000 people. However, it is important to note that population figures can change over time, so it is always a good idea to refer to the latest official data or sources for the most up-to-date information. Additionally, Mobile covers a land area of approximately 159 square miles (412 square kilometers).