Texas — 21st District
119th Congress · 22 ZIP codes · Avg score 74/100 · Grade B · Updated 2026-06-03
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-06-03
Top Contaminants
ZIP Codes in This District
22 ZIP codes tracked in Texas's 21st District.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 78671 | Stonewall | 98 | A | 2 (1 health) |
| 2 | 78025 | Ingram | 86 | A | 4 (1 health) |
| 3 | 78024 | Hunt | 84 | B | 15 (1 health) |
| 4 | 78163 | Bulverde | 84 | B | 17 (1 health) |
| 5 | 78873 | Leakey | 82 | B | 11 |
| 6 | 78010 | Center Point | 81 | B | 72 (3 health) |
| 7 | 78676 | Wimberley | 79 | B | 17 (1 health) |
| 8 | 78833 | Camp Wood | 76 | B | 30 (10 health) |
| 9 | 78004 | Bergheim | 73 | B | 0 |
| 10 | 78027 | Kendalia | 73 | B | 0 |
| 11 | 78058 | Mountain Home | 73 | B | 0 |
| 12 | 78074 | Waring | 73 | B | 0 |
| 13 | 78675 | Willow City | 73 | B | 0 |
| 14 | 78070 | Spring Branch | 71 | B | 46 |
| 15 | 78623 | Fischer | 69 | C | 53 (24 health) |
| 16 | 78631 | Harper | 66 | C | 0 |
| 17 | 78635 | Hye | 66 | C | 0 |
| 18 | 78606 | Blanco | 65 | C | 73 (19 health) |
| 19 | 78624 | Fredericksburg | 65 | C | 61 (43 health) |
| 20 | 78879 | Rio Frio | 65 | C | 0 |
| 21 | 78013 | Comfort | 60 | C | 612 (70 health) |
| 22 | 78636 | Johnson City | 56 | C | 121 |
Overview
Texas's 21st District serving an estimated 49,429 residents encompasses 22 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is B (74/100).
1134 EPA violations have been recorded across this district's water systems. 174 are health-based violations. About 64% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Lead and Copper Rule — 124 violations
- Lead — 62 violations
- Consumer Confidence Report Rule — 53 violations
- Stage 1 DBP Rule — 50 violations
- Revised Total Coliform Rule — 49 violations
Housing Context
Homes in this district were built on average around 1990 (~36 years old). Most homes were built after lead pipe regulations were tightened.
Lead Alert: 1 ZIP code in this district exceed the EPA action level for lead. Consider using a certified lead-removal filter.
Data Sources
- Water quality violations: EPA Safe Drinking Water Information System (SDWIS)
- Congressional district boundaries: U.S. Census Bureau, 119th Congress
- Housing age: U.S. Census Bureau American Community Survey
Updated daily. Data covers 22 ZIP codes in Texas's 21st District.