Costa Mesa, CA ZIP codes
Costa Mesa, California has 3 ZIP codes, including 1 PO Box ZIP. They are in Orange County.
- Population in these ZIPs
- 111,101
- Avg. median income
- $111,400population-weighted
- Typical home value
- $1,405,400population-weighted
- Metro area
- Los Angeles-Long Beach-Anaheim, CA
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Costa Mesa, CA ZIP codes list
| ZIP code | County | Population | Median income | Typical home value |
|---|---|---|---|---|
| 92626 | Orange County | 50,708 | $114,249 | $1,453,000 |
| 92627 | Orange County | 60,393 | $108,994 | $1,365,500 |
| 92628 PO Box | Orange 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 Costa Mesa
- Newport Beach 3 mi
- Fountain Valley 4 mi
- Corona Del Mar 5 mi
- Huntington Beach 6 mi
- Newport Coast 6 mi
- Santa Ana 7 mi
- Irvine 7 mi
- Midway City 7 mi
- Aliso Viejo 8 mi
- Tustin 8 mi
- Westminster 8 mi
- Garden Grove 9 mi
Frequently asked questions
What county is Costa Mesa, California in?
Costa Mesa ZIP codes are in Orange County.
Which Costa Mesa ZIP codes are PO Boxes?
92628 is a PO Box or single-organization ZIP code; it has no residential delivery area.