The city of Petaluma, California was the home to minor league baseball teams in the late 19th and early 20th centuries.
The first team, known as the Petaluma Poison Oaks played in the California Players' League in 1894.
A second team played in the California State League in 1903.
The third and final team was the Petaluma Incubators who played in the Central California League in 1910.
This article about a baseball team in California is a stub.