Lawrence County, Illinois
4 ZIP codes · Avg score 61/100 · Grade C · Updated 2026-06-03
Safe water is the norm for most of Lawrence County's 4 ZIP codes — but a notable subset have documented violations that push the grade to the middle tier.
How Lawrence County Compares
How Lawrence County Compares
Lawrence County scores 0 points above the Illinois state average (61/100) and 7 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
Key Risk Factors
Health risk index: 14.6 (asthma 10.5%, diabetes 12.8%)
Estimated additional annual cost per homeowner: $1,290, driven primarily by energy_code_gap
Infrastructure: 0.475% avg pipe failure probability, 75% of ZIPs at high risk
76% of homes built before 1978 (lead paint era)
Violation History (2023–2024)
→ Stable trendEPA violation counts by year across Lawrence County water systems. Health-based shown in red, total in blue.
Peak year: 2023 with 1 violation. Past 5 years: 2 total (2 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: $1,290
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
6,304 housing units in Lawrence 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 Lawrence County
Water safety remediation is a moderate expense relative to home values. Most homeowners can address issues through staged improvements over time.
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 Lawrence 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 Lawrence County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Bridgeport | 2,572 | 21 |
| 2 | Petrolia Pwd | 1,275 | 21 |
| 3 | South Lawrence Water Corporation | 1,195 | 12 |
| 4 | Lawrenceville | 4,524 | 9 |
| 5 | St Francisville | 583 | 7 |
6 total water systems serve Lawrence County.
All ZIP Codes in Lawrence County
4 ZIP codes tracked in Lawrence County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 62466 | Sumner | 73 | B | 1 | $98K |
| 2 | 62417 | Bridgeport | 60 | C | 11 | $86K |
| 3 | 62460 | Saint Francisville | 60 | C | 7 | $106K |
| 4 | 62439 | Lawrenceville | 49 | D | 9 (1 health) | $98K |
Recommended Buyer Guides for Lawrence County
Independent picks. EPA-grounded. Matched here.
- Best Water Filters for Lead — Lead above EPA action level in 1 ZIP code
- Best Lead Paint Test Kits — 76% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Overview
Lawrence County in Illinois covers 4 ZIP codes with an average Home Safety Score of C (61/100).
4 of 4 ZIP codes have recorded EPA violations. 1 health-based violation 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.