COUNTY REPORT IL

Peoria County, Illinois

41 ZIP codes · Avg score 48/100 · Grade D

ZipCheckup grade for Peoria County: D.

Federal records show several conditions worth reviewing.

Your top priority: see the breakdown below and consider a certified water filter. NSF certified filters →

A low composite grade for Peoria County is a reason to look closely at your own ZIP report, one of 41 listed, rather than proof of a problem at your tap.

How Peoria County Compares

Peoria County48/100
Illinois avg68/100
National avg73/100

How Peoria County Compares

D
County Grade
48/100
Avg Safety Score
41
ZIP Codes
13
Water Systems

Peoria County scores 20 points below the Illinois state average (68/100) and 25 points below the national average (73/100).

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

D
County Grade
48
Avg Safety Score
41
ZIP Codes
Best ZIP: 61525 (50/100)
Lowest ZIP: 61523 (39/100)
$155K
Median Home Value
$526
Avg Remediation (0.34% of home value)

ZIP Code Risk Map

Water Quality Map: Peoria 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: 13.2 (asthma 10.6%, diabetes 12.6%)

Modeled additional annual cost estimate per homeowner: $1,021, largest modeled factor: Flood

County Health Indicators vs National Average

Asthma 10.6% (national: 8.9%)
Diabetes 12.6% (national: 10.5%)
Obesity 34.8% (national: 32.4%)

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

Infrastructure Overview

44/100
Infrastructure Stress Indicator
46%
ZIPs with High Infrastructure Stress

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

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $1,021

Flood $1,033/yr
Energy Code Gap $477/yr
Water / Lead $290/yr

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

Water Safety Affordability

How much it costs to fix water issues relative to home values in Peoria County

$155K
Median Home Value
$526
Est. Remediation Cost
0.3%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Peoria County can be compared with the median property value; actual costs vary by property.

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 Peoria County residents

Asthma 10.6% (US avg: 8.9%)
Diabetes 12.6% (US avg: 11%)
Obesity 34.8% (US avg: 32.4%)

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

Water systems mapped to Peoria County ZIP codes

8 community water systems mapped to Peoria County ZIP codes; EPA may list more systems serving the county.

Show all 8 water systems

13 water systems mapped to Peoria County ZIP codes in our data; EPA may list more systems serving the county.

Systems with the most violations in Peoria County

5 water systems with violations in EPA records.

All ZIP Codes in Peoria County

41 ZIP codes tracked in Peoria County.

# ZIP Code City Safety Score Grade Violations Home Value
1 61525 Dunlap 50 D 0 $315K
2 61526 Edelstein 50 D 0 $270K
3 61528 Edwards 50 D 0 $305K
4 61552 Mossville 50 D 0 $93K
5 61602 Peoria 50 D 0 $223K
6 61603 Peoria 50 D 1 $73K
7 61606 Peoria 50 D 0 $120K
8 61614 Peoria 50 D 1 $170K
9 61616 Peoria Heights 50 D 1 $118K
10 61625 Peoria 50 D 0 —
11 61615 Peoria 47 D 4 (1 health) $207K
12 61536 Hanna City 45 D 6 (2 health) $176K
13 61547 Mapleton 45 D 7 (2 health) $231K
14 61607 Peoria 45 D 7 (2 health) $155K
15 61604 Peoria 44 D 10 (2 health) $100K
16 61523 Chillicothe 39 F 29 $152K
17 61451 Laura — — 0 $103K
18 61529 Elmwood — — 2 (1 health) $155K
19 61533 Glasford — — 7 (2 health) $152K
20 61539 Kingston Mines — — $71K
21 61559 Princeville — — 0 $172K
22 61562 Rome — — —
23 61569 Trivoli — — 2 (1 health) $194K
24 61613 Peoria — — —
25 61629 Peoria — — —
26 61630 Peoria — — —
27 61633 Peoria — — —
28 61634 Peoria — — —
29 61636 Peoria — — —
30 61637 Peoria — — —
31 61638 Peoria — — —
32 61639 Peoria — — —
33 61641 Peoria — — —
34 61643 Peoria — — —
35 61650 Peoria — — —
36 61651 Peoria — — —
37 61652 Peoria — — —
38 61653 Peoria — — —
39 61654 Peoria — — —
40 61655 Peoria — — —
41 61656 Peoria — — —

Recommended Buyer Guides for Peoria County

Which guides appear depends on what the county data show.

Overview

Peoria County in Illinois covers 41 tracked ZIP records with an average Home Safety Score of D (48/100) across 16 scored records.

12 of 21 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 3 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.

What You Can Do

Peoria County has an average Home Safety grade of D across its scored ZIP records. Here are steps to protect your household.

1

Test your tap water

Ask a certified laboratory which tests it offers for lead, bacteria, and other contaminants relevant to your home; a $20-$50 kit may cover only certain contaminants.

2

Consider a certified water filter

NSF/ANSI-certified filters reduce the specific contaminants listed on their certification. Match the filter to your test results for best protection. Try our filter matcher

3

Contact your water utility

Request the latest Consumer Confidence Report (CCR) from your water provider. It reports monitored contaminants detected in the utility's water and related compliance information.

Frequently Asked Questions

Is water safe in Peoria County?
Peoria County receives a grade of D. 8 of 41 ZIP codes are mapped to water systems with reported health-based violations. Independent water testing is recommended.
How many water systems serve Peoria County?
We map 13 public water systems to 41 ZIP codes in our data for Peoria County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Peoria County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Peoria County is flood. Across all modeled risk factors, the estimated average additional annual cost is $1,021 per homeowner; actual costs vary by home.
How does Peoria County compare to Illinois?
Peoria County has an average Home Safety Score of 48/100 under model 4.0.0, which is below the Illinois state average of 68/100.

How to cite this page

APA ZipCheckup. (2026). Peoria County, IL: HSS 48/100; PFAS Found in Water. https://zipcheckup.com/county/illinois/peoria/
BibTeX
@misc{zipcheckup-county-illinois-peoria,
  author = {{ZipCheckup}},
  title  = {{Peoria County, IL: HSS 48/100; PFAS Found in Water}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/illinois/peoria/}
}

Page version: October 2026.

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