What is the approximate population of California?

California is known for its significant and diverse population, which is the largest of any state in the United States. As of the most recent data leading up to October 2023, the estimated population of California is approximately 39 million people. This figure reflects California's status as a major hub for people from various backgrounds, with numerous cities such as Los Angeles and San Francisco contributing to its overall population. The state’s vast economy, educational institutions, and cultural opportunities attract individuals and families, further contributing to its growth. The estimates surrounding California's population are continually adjusted based on census data and other demographic research, reinforcing that the current approximation is indeed around 39 million.