About 94975 - Petaluma, California
Located in California, the United States is home to the mid-sized community of Petaluma, served by ZIP code 94975. It sits within Petaluma County.
Census data puts the population of this ZIP code at 39,502 residents. That's noticeably above the average for a California ZIP code, which sits near 22,778 people.
Median household income is about $94,300 (near the California average).
This ZIP code sits alongside neighboring areas like Wishon, San Diego, Castaic within California.