Saline County, Illinois
7 ZIP codes · Avg score 76/100 · Grade B · Updated 2026-06-03
Saline County's tap water quality puts it in the upper tier nationally; the 7 ZIP codes here record few health-based violations.
How Saline County Compares
How Saline County Compares
Saline County scores 15 points above the Illinois state average (61/100) and 8 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Saline County, Illinois
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15 (asthma 10.9%, diabetes 13.5%)
Estimated additional annual cost per homeowner: $1,074, driven primarily by energy_code_gap
Infrastructure: 0.437% avg pipe failure probability, 57% of ZIPs at high risk
73.1% of homes built before 1978 (lead paint era)
Violation History (2023–2025)
→ Stable trendEPA violation counts by year across Saline County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 5 violations. Past 5 years: 9 total (9 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: $1,074
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
12,013 housing units in Saline 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 Saline County
Remediation costs are relatively manageable for most homeowners in Saline 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 Saline 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 Saline County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Galatia | 989 | 23 |
| 2 | Carrier Mills | 2,085 | 12 |
| 3 | Mitchellsville Pwd | 1,970 | 12 |
| 4 | Harrisburg | 8,524 | 10 |
| 5 | Liberty-ledford Pwd | 1,195 | 10 |
12 total water systems serve Saline County.
All ZIP Codes in Saline County
7 ZIP codes tracked in Saline County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 62977 | Raleigh | 83 | B | 1 | $112K |
| 2 | 62987 | Stonefort | 82 | B | 2 | $148K |
| 3 | 62917 | Carrier Mills | 80 | B | 2 | $75K |
| 4 | 62930 | Eldorado | 78 | B | 5 (2 health) | $91K |
| 5 | 62946 | Harrisburg | 73 | B | 10 (2 health) | $98K |
| 6 | 62965 | Muddy | 71 | B | 2 | — |
| 7 | 62935 | Galatia | 64 | C | 13 | $123K |
Recommended Buyer Guides for Saline County
While many sites publish identical guide lists across every county they cover, the selection here changes by location — driven by the EPA, NSF, FEMA, and CDC datasets that describe the actual conditions documented for this jurisdiction in the federal record.
- Best Lead Paint Test Kits — 73.1% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Saline County, Illinois
Overview
Saline County in Illinois covers 7 ZIP codes with an average Home Safety Score of B (76/100).
7 of 7 ZIP codes have recorded EPA violations. 4 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.