Illinois — 5th District
119th Congress · 19 ZIP codes · Avg score 62/100 · Grade C · Updated 2026-03-22
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-03-22
Top Contaminants
ZIP Codes in This District
19 ZIP codes tracked in Illinois's 5th District.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 60706 | Harwood Heights | 83 | B | 0 |
| 2 | 60176 | Schiller Park | 71 | B | 1 |
| 3 | 60195 | Schaumburg | 69 | C | 23 |
| 4 | 60056 | Mount Prospect | 68 | C | 4 |
| 5 | 60611 | Chicago | 66 | C | 49 (3 health) |
| 6 | 60613 | Chicago | 66 | C | 49 (3 health) |
| 7 | 60006 | Arlington Heights | 65 | C | 45 |
| 8 | 60005 | Arlington Heights | 64 | C | 45 |
| 9 | 60018 | Des Plaines | 64 | C | 3 |
| 10 | 60010 | Barrington | 61 | C | 1 (1 health) |
| 11 | 60614 | Chicago | 61 | C | 49 (3 health) |
| 12 | 60630 | Chicago | 61 | C | 49 (3 health) |
| 13 | 60631 | Chicago | 61 | C | 49 (3 health) |
| 14 | 60646 | Chicago | 61 | C | 49 (3 health) |
| 15 | 60657 | Chicago | 61 | C | 49 (3 health) |
| 16 | 60078 | Palatine | 50 | D | 0 |
| 17 | 60094 | Palatine | 50 | D | 0 |
| 18 | 60095 | Palatine | 50 | D | 0 |
| 19 | 60067 | Palatine | 48 | D | 0 |
Overview
Illinois's 5th District serving an estimated 19,901,040 residents encompasses 19 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (62/100).
465 EPA violations have been recorded across this district's water systems. 22 are health-based violations. About 74% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Gross Beta — 97 violations
- Chlorite — 84 violations
- Surface Water Treatment Rule — 40 violations
- Consumer Confidence Report Rule — 36 violations
- Revised Total Coliform Rule — 35 violations
Housing Context
Homes in this district were built on average around 1967 (~59 years old). Older homes may have lead pipes or solder — consider a water filter if your home predates 1986.
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 19 ZIP codes in Illinois's 5th District.