CONGRESSIONAL DISTRICT IL

Illinois - 9th District

119th Congress · 30 ZIP codes · Avg score 71/100 · Grade B · Updated N/A

Data: EPA SDWIS / Census 119th Congress Last verified: N/A

ZipCheckup's versioned Home Safety Profile covers 30 ZIP codes in Illinois's 9th District: the measured model 4.0.0 average is Grade B (71/100). 464 EPA violations on record, 4 health-based.

B
District Grade
71
Avg Safety Score
30
ZIP Codes
464
Total Violations
4
Health Violations
43
Water Systems
Best ZIP: 60102 (82/100)
Lowest ZIP: 60004 (59/100)

Top Contaminants

Surface Water Treatment Rule (57) Haloacetic Acids (HAA5) (29) Total Trihalomethanes (TTHM) (26) Chlorite (24) Lead and Copper Rule (22)

ZIP Codes in This District

30 ZIP codes tracked in Illinois's 9th District.

# ZIP Code City Safety Score Grade Violations
1 60102 Algonquin 82 B 15
2 60156 Lake In The Hills 82 B 19 (1 health)
3 60021 Fox River Grove 76 B 22
4 60013 Cary 75 B 36
5 60201 Evanston 75 B 0
6 60202 Evanston 75 B 0
7 60712 Lincolnwood 75 B 1
8 60026 Glenview 73 B 4
9 60042 Island Lake 73 B 27
10 60626 Chicago 72 B 10
11 60640 Chicago 72 B 10
12 60645 Chicago 72 B 10
13 60659 Chicago 72 B 10
14 60660 Chicago 72 B 10
15 60076 Skokie 71 B 6
16 60091 Wilmette 70 B 7
17 60025 Glenview 69 C 9
18 60077 Skokie 68 C 10
19 60014 Crystal Lake 67 C 76 (1 health)
20 60047 Lake Zurich 67 C 48 (1 health)
21 60053 Morton Grove 66 C 12
22 60714 Niles 66 C 13
23 60203 Evanston 63 C 6
24 60068 Park Ridge 61 C 31 (1 health)
25 60070 Prospect Heights 60 C 33
26 60004 Arlington Heights 59 C 36
27 60029 Golf N/A N/A 3
28 60204 Evanston N/A N/A N/A
29 60208 Evanston N/A N/A 0
30 60209 Evanston N/A N/A N/A

Overview

Illinois's 9th District encompasses 30 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is B (71/100).

464 EPA violations have been recorded across this district's water systems. 4 are health-based violations. About 89% of the 28 ZIP records with a reported violation count have at least one violation.

Top Contaminants

The most frequently cited water quality issues in this district:

  • Surface Water Treatment Rule - 57 violations
  • Haloacetic Acids (HAA5) - 29 violations
  • Total Trihalomethanes (TTHM) - 26 violations
  • Chlorite - 24 violations
  • Lead and Copper Rule - 22 violations

Housing Context

Homes in this district were built on average around 1966 (~60 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 30 ZIP codes in Illinois's 9th District.

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How to cite this page

APA ZipCheckup. (2026). Illinois 9th District: 464 EPA Violations - B. https://zipcheckup.com/congressional/il-9/
BibTeX
@misc{zipcheckup-congressional-il-9,
  author = {{ZipCheckup}},
  title  = {{Illinois 9th District: 464 EPA Violations - B}},
  year   = {2026},
  url    = {https://zipcheckup.com/congressional/il-9/}
}

Page version: August 2026.

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