Morgan County, Illinois
10 ZIP codes · Avg score 56/100 · Grade C · Updated 2026-06-03
Compared to top-scoring counties, Morgan County's 10 ZIP codes land in the middle tier — some meet standards cleanly, others carry documented violations, and the gap between the best and worst areas is wider than average.
How Morgan County Compares
How Morgan County Compares
Morgan County scores 5 points below the Illinois state average (61/100) and 12 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Morgan County, Illinois
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.3 (asthma 10.5%, diabetes 12.6%)
Estimated additional annual cost per homeowner: $1,251, driven primarily by energy_code_gap
Infrastructure: 0.442% avg pipe failure probability, 80% of ZIPs at high risk
76.3% of homes built before 1978 (lead paint era)
Violation History (2023–2025)
→ Stable trendEPA violation counts by year across Morgan County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 10 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: $1,251
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
15,062 housing units in Morgan 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 Morgan County
Remediation costs are relatively manageable for most homeowners in Morgan 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 Morgan 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 Morgan County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Jacksonville | 19,903 | 20 |
| 2 | North Morgan Water Coop | 2,763 | 20 |
| 3 | Apple Creek Water Coop | 968 | 20 |
| 4 | Waverly | 1,194 | 15 |
| 5 | Concord | 295 | 5 |
10 total water systems serve Morgan County.
All ZIP Codes in Morgan County
10 ZIP codes tracked in Morgan County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 62601 | Alexander | 68 | C | 3 (2 health) | $122K |
| 2 | 62638 | Franklin | 65 | C | 0 | $122K |
| 3 | 62631 | Concord | 64 | C | 5 | $120K |
| 4 | 62628 | Chapin | 58 | C | 1 (1 health) | $108K |
| 5 | 62665 | Meredosia | 58 | C | 1 | $59K |
| 6 | 62668 | Murrayville | 58 | C | 3 | $123K |
| 7 | 62692 | Waverly | 54 | D | 2 | $115K |
| 8 | 62651 | Jacksonville | 47 | D | 10 (6 health) | — |
| 9 | 62650 | Jacksonville | 45 | D | 10 (6 health) | $143K |
| 10 | 62695 | Woodson | 40 | D | 0 | $118K |
Recommended Buyer Guides for Morgan County
Four sources — EPA, NSF, FEMA, CDC — drive the match.
- Best Lead Paint Test Kits — 76.3% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Deep Dive Reports
Detailed analysis for Morgan County, Illinois
Overview
Morgan County in Illinois covers 10 ZIP codes with an average Home Safety Score of C (56/100).
8 of 10 ZIP codes have recorded EPA violations. 15 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.