Illinois — 7th District
119th Congress · 35 ZIP codes · Avg score 70/100 · Grade B · Updated 2026-07-17
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-07-17
ZipCheckup tracks water safety for 35 ZIP codes in Illinois's 7th District: the district earns a grade B (70/100). 460 EPA violations on record, 24 health-based.
Top Contaminants
ZIP Codes in This District
35 ZIP codes tracked in Illinois's 7th District.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 60301 | Oak Park | 83 | B | 0 |
| 2 | 60302 | Oak Park | 83 | B | 0 |
| 3 | 60303 | Oak Park | 83 | B | 0 |
| 4 | 60304 | Oak Park | 83 | B | 0 |
| 5 | 60130 | Forest Park | 81 | B | 1 |
| 6 | 60141 | Hines | 81 | B | 2 |
| 7 | 60162 | Hillside | 76 | B | 0 |
| 8 | 60601 | Chicago | 71 | B | 19 (1 health) |
| 9 | 60602 | Chicago | 71 | B | 19 (1 health) |
| 10 | 60603 | Chicago | 71 | B | 19 (1 health) |
| 11 | 60604 | Chicago | 71 | B | 19 (1 health) |
| 12 | 60606 | Chicago | 71 | B | 19 (1 health) |
| 13 | 60607 | Chicago | 71 | B | 19 (1 health) |
| 14 | 60612 | Chicago | 71 | B | 19 (1 health) |
| 15 | 60616 | Chicago | 71 | B | 19 (1 health) |
| 16 | 60622 | Chicago | 71 | B | 19 (1 health) |
| 17 | 60642 | Chicago | 71 | B | 19 (1 health) |
| 18 | 60654 | Chicago | 71 | B | 19 (1 health) |
| 19 | 60605 | Chicago | 68 | C | 19 (1 health) |
| 20 | 60661 | Chicago | 68 | C | 19 (1 health) |
| 21 | 60679 | Chicago | 68 | C | 19 (1 health) |
| 22 | 60686 | Chicago | 68 | C | 19 (1 health) |
| 23 | 60688 | Chicago | 68 | C | 19 (1 health) |
| 24 | 60689 | Chicago | 68 | C | 19 (1 health) |
| 25 | 60695 | Chicago | 68 | C | 19 (1 health) |
| 26 | 60696 | Chicago | 68 | C | 19 (1 health) |
| 27 | 60154 | Westchester | 66 | C | 2 |
| 28 | 60155 | Broadview | 66 | C | 6 |
| 29 | 60610 | Chicago | 66 | C | 19 (1 health) |
| 30 | 60624 | Chicago | 66 | C | 19 (1 health) |
| 31 | 60636 | Chicago | 66 | C | 19 (1 health) |
| 32 | 60644 | Chicago | 66 | C | 19 (1 health) |
| 33 | 60153 | Maywood | 60 | C | 6 |
| 34 | 60104 | Bellwood | 59 | C | 4 (1 health) |
| 35 | 60305 | River Forest | 57 | C | 2 |
Overview
Illinois's 7th District encompasses 35 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is B (70/100).
460 EPA violations have been recorded across this district's water systems. 24 are health-based violations. About 86% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Gross Beta - 138 violations
- Surface Water Treatment Rule - 77 violations
- Stage 2 DBP Rule - 51 violations
- Lead and Copper Rule - 48 violations
- Fecal Coliform - 46 violations
Housing Context
Homes in this district were built on average around 1958 (~68 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 35 ZIP codes in Illinois's 7th District.