Rohnert Park is a city situated in Sonoma County, California, within the United States. It is located approximately 50 miles (80 km) north of San Francisco and had a recorded population of 44,390 according to the 2020 United States census.
The city is recognized as an early planned community and maintains a sister-city relationship with Hashimoto in Japan. Additionally, Sonoma State University, which is part of the California State University system, is located nearby.