Ballwin, MO ZIP Codes
2 ZIP codes serve Ballwin, Missouri: 63021 and 63011. Together they are home to 91,586 residents in 36,568 households. That is more than the 31,279 people counted inside Ballwin city limits, because these ZIP codes reach past its boundary. Median household income ranges from $120,177 in 63021 to $124,454 in 63011.
Ballwin city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 31,279 |
| Households | 12,079 |
| Median household income | $124,626 |
| Median home value | $377,100 |
| Median age | 42.6 |
| Median rent | $1,418 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 91,586 |
| Households (sum of ZIP codes) | 36,568 |
| Median household income, range across ZIP codes | $120,177 (63021) to $124,454 (63011) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $121,866 |
| Homeowners | 81.3% |
| Households with kids under 18 | 32.0% |
| Moved in the past year | 9.5% |
| Carrier routes in EDDM2GO's route library | 67 routes, 37,990 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in Ballwin: 63011 ($124,454)
- Most residents: 63021 (55,666 people)
- Highest homeownership: 63011 (82.1% own their home)
- Most households with kids: 63021 (32.7% of households)
- Most new movers: 63011 (10.2% moved in last year)
- Youngest median age: 63021 (40.7 years)
- Highest median home value: 63011 ($400,900)
Every ZIP code in Ballwin
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 63021 | Ballwin | 55,666 | 22,131 | $120,177 | $349,500 | 80.7% | 32.7% | 9.0% | 38 | 23,214 | 17% of its land; mailing city |
| 63011 | Ballwin | 35,920 | 14,437 | $124,454 | $400,900 | 82.1% | 31.0% | 10.2% | 29 | 16,517 | 35% of its land; mailing city |
A ZIP code is listed for Ballwin when at least 10% of its land lies inside Ballwin city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Ballwin. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Ballwin.
Counties
- St. Louis County — 46 ZIP codes
Nearby cities sharing these ZIP codes
- Wildwood — 7 ZIP codes
- Manchester — 2 ZIP codes
- Ellisville — 2 ZIP codes
Price a mailing to Ballwin ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Ballwin, MO?
- 63021 and 63011. A ZIP code is listed for Ballwin when at least 10% of its land lies inside Ballwin city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Ballwin.
- What is the population of Ballwin, MO?
- The Census Bureau counts 31,279 residents inside Ballwin city limits (ACS 2020–2024). The 2 ZIP codes that serve Ballwin hold 91,586 residents in all.
- What is the median household income in Ballwin, MO?
- $124,626 inside Ballwin city limits, per the Census Bureau. Across its ZIP codes the medians run from $120,177 to $124,454.
- Which Ballwin ZIP code has the highest median household income?
- 63011, at $124,454, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Ballwin, MO?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 67 carrier routes reaching 37,990 residential and 1,744 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.