CONGRESSIONAL DISTRICT IL

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

C
District Grade
62
Avg Safety Score
19
ZIP Codes
465
Total Violations
22
Health Violations
19
Water Systems
Best ZIP: 60706 (83/100)
Lowest ZIP: 60067 (48/100)

Top Contaminants

Gross Beta (97) Chlorite (84) Surface Water Treatment Rule (40) Consumer Confidence Report Rule (36) Revised Total Coliform Rule (35)

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

Updated daily. Data covers 19 ZIP codes in Illinois's 5th District.

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