COUNTY REPORT IL

Clinton County, Illinois

13 ZIP codes · Home Safety Score unavailable · 0 of 13 tracked ZIP records scored · Updated

Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData Last verified:

Unavailable
0 of 13 tracked ZIP records scored
13
ZIP Codes
$197K
Median Home Value
$1,285
Avg Remediation (65% of home value)

ZIP Code Risk Map

Water Quality Map: Clinton County, Illinois

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 13.4 (asthma 10.3%, diabetes 11.3%)

Estimated additional annual cost per homeowner: $970, driven primarily by energy_code_gap

65.4% of homes built before 1978 (lead paint era)

Violation History (2021–2025)

→ Stable trend

EPA violation counts by year across Clinton County water systems. Health-based shown in red, total in blue.

2021
4 (4 health)
2022
4 (4 health)
2024
3 (3 health)
2025
4 (4 health)

Peak year: 2021 with 4 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

Asthma 10.3% (national: 8.9%)
Diabetes 11.3% (national: 10.5%)
Obesity 40.2% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1975
Median Build Year
65.4%
Pre-1978 Housing
43/100
Infrastructure Stress Indicator
58%
ZIPs with High Infrastructure Stress
Low
Lead Pipe Risk

Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $970

Energy Code Gap $518/yr
Flood $440/yr
Water / Lead $179/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

14,286 housing units in Clinton County

Pre-1940 15%
1940–1959 12%
1960–1979 25%
1980–1999 27%
2000+ 22%

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 Clinton County

$197K
Median Home Value
$1,285
Est. Remediation Cost
0.7%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Clinton 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 Clinton County residents

Asthma 10.3% (US avg: 8.9%)
Diabetes 11.3% (US avg: 11%)
Obesity 40.2% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water systems serving Clinton County

8 community water systems serving Clinton County.

  • O Fallon
    Serves ~46,603 people 2 violations
  • Centralia
    Serves ~12,182 people 2 violations
  • Mascoutah
    Serves ~8,759 people 1 violation
  • Breese
    Serves ~4,772 people 30 violations
  • Lebanon
    Serves ~4,714 people 3 violations
  • New Baden
    Serves ~4,178 people 1 violation
Show all 8 water systems
  • Carlyle
    Serves ~3,373 people 7 violations
  • Trenton
    Serves ~2,742 people 5 violations

14 total water systems serve Clinton County.

Systems with the most violations in Clinton County

5 water systems with recorded EPA violations.

  • Breese
    Serves ~4,772 people 30 violations
  • Albers
    Serves ~1,231 people 12 violations
  • Germantown
    Serves ~1,537 people 8 violations
  • Carlyle
    Serves ~3,373 people 7 violations
  • Trenton
    Serves ~2,742 people 5 violations

All ZIP Codes in Clinton County

13 ZIP codes tracked in Clinton County.

# ZIP Code City Safety Score Grade Violations Home Value
1 62215 Albers 13 $205K
2 62216 Aviston 36 (4 health) $235K
3 62218 Bartelso 32 $197K
4 62219 Beckemeyer 30 $111K
5 62230 Breese 38 $209K
6 62231 Carlyle 42 $158K
7 62245 Germantown 21 $198K
8 62250 Hoffman $110K
9 62252 Huey
10 62253 Keyesport $101K
11 62265 New Baden 19 $174K
12 62266 New Memphis 13
13 62293 Trenton 31 (5 health) $215K

Recommended Buyer Guides for Clinton County

Where county records show a lead exceedance or pre-1978 housing concentration, lead-specific filters and test kits move toward the top of the list.

Overview

Clinton County in Illinois covers 13 tracked ZIP records. No Home Safety Score is published because the required model evidence is incomplete for every tracked record; missing evidence is not treated as zero.

10 of 10 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 5 health-based violations appear in the available health breakdown.

← Back to Illinois Home Safety Profile

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Frequently Asked Questions

How many water systems serve Clinton County?
Clinton County is served by 14 public water systems that supply drinking water to residents across 13 ZIP codes.
What is the biggest environmental risk in Clinton County?
The primary environmental risk factor in Clinton County is energy_code_gap. This contributes to an estimated additional annual cost of $970 per homeowner.
How old are homes in Clinton County?
The median home build year in Clinton County is 1975. 65.4% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.

How to cite this page

APA ZipCheckup. (2026). Clinton County, Illinois Home Safety Profile. https://zipcheckup.com/county/illinois/clinton/
BibTeX
@misc{zipcheckup-county-illinois-clinton,
  author = {{ZipCheckup}},
  title  = {{Clinton County, Illinois Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/illinois/clinton/}
}

Page version: August 2026.

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