Neighborhood Report
Grade D
Ballwin, MO Neighborhood Water Quality — Clean Compliance
4 ZIP codes · 0 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-03
Water quality varies significantly across Ballwin, MO. We analyzed 4 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade D (40/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 0 | 0% |
| C | 0 | 0% |
| D | 4 | 100% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Ballwin ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 63011 | 40 | D | 0 | No data |
| 2 | 63021 | 40 | D | 0 | No data |
| 3 | 63022 | 40 | D | 0 | No data |
| 4 | 63024 | 40 | D | 0 | No data |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 0 neighborhoods score better than county average
- 4 neighborhoods score worse than county average
Frequently Asked Questions
What is the safest neighborhood in Ballwin?
ZIP code 63011 has the highest safety score in Ballwin at 40/100 (grade D). Check the full report for details.
Is Ballwin water safe to drink?
Ballwin has an average water safety score of 40/100 (D). Water quality varies by neighborhood — no ZIP codes currently exceed EPA lead limits. Always check your specific ZIP code.
Related Pages
Data Sources
- EPA SDWIS
- U.S. Census Bureau
Updated daily.