Perry County, Illinois
5 ZIP codes · Avg score 74/100 · Grade B · Updated 2026-06-03
Within Perry County, all 5 tracked ZIP codes show above-average drinking water safety — violations are infrequent and typically minor.
How Perry County Compares
How Perry County Compares
Perry County scores 13 points above the Illinois state average (61/100) and 6 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Perry County, Illinois
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.8 (asthma 10.5%, diabetes 13.2%)
Estimated additional annual cost per homeowner: $900, driven primarily by energy_code_gap
Infrastructure: 0.444% avg pipe failure probability, 80% of ZIPs at high risk
67.2% of homes built before 1978 (lead paint era)
Violation History (2024–2025)
→ Stable trendEPA violation counts by year across Perry County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 9 violations. Past 5 years: 15 total (15 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $900
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
8,625 housing units in Perry County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Perry County
Remediation costs are relatively manageable for most homeowners in Perry County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Perry County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Perry County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Pinckneyville | 5,804 | 14 |
| 2 | Pinckneyville Correctional Center | 2,470 | 8 |
| 3 | Murphysboro Lsrc | 250 | 8 |
| 4 | Duquoin | 7,169 | 6 |
| 5 | Tamaroa | 2,197 | 6 |
8 total water systems serve Perry County.
All ZIP Codes in Perry County
5 ZIP codes tracked in Perry County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 62997 | Willisville | 80 | B | 4 | $67K |
| 2 | 62832 | Du Quoin | 79 | B | 6 (1 health) | $95K |
| 3 | 62888 | Tamaroa | 72 | B | 0 | $116K |
| 4 | 62274 | Pinckneyville | 70 | B | 8 (4 health) | $119K |
| 5 | 62238 | Cutler | 67 | C | 3 (1 health) | $88K |
Recommended Buyer Guides for Perry County
Filtered against federal data, fitted to local risks.
- Best Lead Paint Test Kits — 67.2% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Perry County, Illinois
Overview
Perry County in Illinois covers 5 ZIP codes with an average Home Safety Score of B (74/100).
4 of 5 ZIP codes have recorded EPA violations. 6 health-based violations have been documented.
← Back to Illinois water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.