Ballwin, MO ZIP codes
Ballwin, Missouri has 4 ZIP codes, including 2 PO Box ZIPs. They are in St. Louis County.
- Population in these ZIPs
- 91,586
- Avg. median income
- $121,900population-weighted
- Typical home value
- $406,900population-weighted
- Metro area
- St. Louis, MO-IL
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Ballwin, MO ZIP codes list
| ZIP code | County | Population | Median income | Typical home value |
|---|---|---|---|---|
| 63011 | St. Louis County | 35,920 | $124,454 | $437,200 |
| 63021 | St. Louis County | 55,666 | $120,177 | $387,400 |
| 63022 PO Box | St. Louis County | — | — | — |
| 63024 PO Box | St. Louis 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 Ballwin
- Valley Park 4 mi
- Grover 5 mi
- Chesterfield 5 mi
- Fenton 6 mi
- Glencoe 6 mi
- Eureka 8 mi
- High Ridge 8 mi
- Maryland Heights 11 mi
- Saint Albans 12 mi
- Pacific 12 mi
- Saint Charles 12 mi
- Saint Ann 13 mi
Frequently asked questions
What county is Ballwin, Missouri in?
Ballwin ZIP codes are in St. Louis County.
Which Ballwin ZIP codes are PO Boxes?
63022 and 63024 are PO Box or single-organization ZIP codes; they have no residential delivery area.