Petaluma, CA ZIP codes
Petaluma, California has 6 ZIP codes, including 4 PO Box ZIPs. They are in Marin County and Sonoma County.
- Population in these ZIPs
- 71,359
- Avg. median income
- $115,300population-weighted
- Typical home value
- $937,500population-weighted
- Metro area
- San Francisco-Oakland-Fremont, CA
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Petaluma, CA ZIP codes list
| ZIP code | County | Population | Median income | Typical home value |
|---|---|---|---|---|
| 94952 | Marin County | 33,785 | $117,343 | $1,058,200 |
| 94953 PO Box | Sonoma County | — | — | — |
| 94954 | Sonoma County | 37,574 | $113,527 | $829,000 |
| 94955 PO Box | Sonoma County | — | — | — |
| 94975 PO Box | Sonoma County | — | — | — |
| 94999 PO Box | Sonoma County | — | — | — |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Petaluma
Frequently asked questions
What is the ZIP code for Petaluma, CA?
Petaluma, CA has 6 ZIP codes: 94952, 94953, 94954, 94955, 94975 and 94999.
What county is Petaluma, California in?
Petaluma ZIP codes are in Marin County and Sonoma County.
Which Petaluma ZIP codes are PO Boxes?
94953, 94955, 94975 and 94999 are PO Box or single-organization ZIP codes; they have no residential delivery area.