CONGRESSIONAL DISTRICT IL

Illinois — 8th District

119th Congress · 37 ZIP codes · Avg score 66/100 · Grade C · Updated 2026-03-22

Data: EPA SDWIS / Census 119th Congress Last verified: 2026-03-22

C
District Grade
66
Avg Safety Score
37
ZIP Codes
349
Total Violations
7
Health Violations
31
Water Systems
Best ZIP: 60179 (83/100)
Lowest ZIP: 60121 (45/100)

Top Contaminants

Contaminant 2032 (54) Gross Beta (49) Chlorite (39) Surface Water Treatment Rule (36) Contaminant 4109 (36)

ZIP Codes in This District

37 ZIP codes tracked in Illinois's 8th District.

# ZIP Code City Safety Score Grade Violations
1 60179 Hoffman Estates 83 B 0
2 60192 Hoffman Estates 83 B 0
3 60017 Des Plaines 79 B 3
4 60019 Des Plaines 79 B 3
5 60169 Hoffman Estates 78 B 0
6 60116 Carol Stream 77 B 4
7 60122 Carol Stream 77 B 4
8 60125 Carol Stream 77 B 4
9 60172 Roselle 77 B 2
10 60197 Carol Stream 77 B 4
11 60008 Rolling Meadows 76 B 1
12 60108 Bloomingdale 76 B 1
13 60107 Streamwood 75 B 1
14 60143 Itasca 73 B 0
15 60136 Gilberts 70 B 0
16 60173 Schaumburg 69 C 23
17 60194 Schaumburg 69 C 23
18 60188 Carol Stream 67 C 4
19 60656 Chicago 66 C 49 (3 health)
20 60007 Elk Grove Village 65 C 4
21 60110 Carpentersville 65 C 0
22 60159 Schaumburg 65 C 23
23 60168 Schaumburg 65 C 23
24 60196 Schaumburg 65 C 23
25 60193 Schaumburg 64 C 23
26 60157 Medinah 63 C 0
27 60016 Des Plaines 59 C 3
28 60177 South Elgin 56 C 4 (1 health)
29 60191 Wood Dale 56 C 2
30 60124 Elgin 54 D 39 (1 health)
31 60174 Saint Charles 54 D 1
32 60038 Palatine 50 D 0
33 60055 Palatine 50 D 0
34 60118 Dundee 50 D 0
35 60123 Elgin 49 D 39 (1 health)
36 60074 Palatine 48 D 0
37 60121 Elgin 45 D 39 (1 health)

Overview

Illinois's 8th District serving an estimated 4,624,511 residents encompasses 37 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (66/100).

349 EPA violations have been recorded across this district's water systems. 7 are health-based violations. About 70% of tracked ZIP codes have at least one violation.

Top Contaminants

The most frequently cited water quality issues in this district:

  • Contaminant 2032 — 54 violations
  • Gross Beta — 49 violations
  • Chlorite — 39 violations
  • Surface Water Treatment Rule — 36 violations
  • Contaminant 4109 — 36 violations

Housing Context

Homes in this district were built on average around 1980 (~46 years old). Older homes may have lead pipes or solder — consider a water filter if your home predates 1986.

Lead Alert: 3 ZIP codes in this district exceed the EPA action level for lead. Consider using a certified lead-removal filter.

Data Sources

Updated daily. Data covers 37 ZIP codes in Illinois's 8th District.

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