COUNTY REPORT IL

Piatt County, Illinois

11 ZIP codes · Home Safety Score unavailable · 0 of 11 tracked ZIP records scored

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

Unavailable
0 of 11 tracked ZIP records scored
11
ZIP Codes
$119K
Median Home Value

ZIP Code Risk Map

Water Quality Map: Piatt 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: 12.8 (asthma 10%, diabetes 10.9%)

Modeled additional annual cost estimate per homeowner: $715, largest modeled factor: Energy Code Gap

65% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 10% (national: 8.9%)
Diabetes 10.9% (national: 10.5%)
Obesity 35.1% (national: 32.4%)

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

Infrastructure Overview

1958
Median Build Year
65%
Pre-1980 Housing
48/100
Infrastructure Stress Indicator
91%
ZIPs with High Infrastructure Stress
High
Lead Pipe Risk

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: $715

Energy Code Gap $515/yr
Flood $360/yr
Water / Lead $200/yr

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

Housing Age Distribution

7,735 housing units in Piatt County

Pre-1940 22%
1940–1959 14%
1960–1979 29%
1980–1999 20%
2000+ 15%

Source: U.S. Census Bureau ACS B25034 (Year Structure Built).

Health Outcomes vs National Average

CDC PLACES data for Piatt County residents

Asthma 10% (US avg: 8.9%)
Diabetes 10.9% (US avg: 11%)
Obesity 35.1% (US avg: 32.4%)

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

Water systems mapped to Piatt County ZIP codes

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

All ZIP Codes in Piatt County

11 ZIP codes tracked in Piatt County.

# ZIP Code City Safety Score Grade Violations Home Value
1 61813 Bement — — $104K
2 61818 Cerro Gordo — — 0 $113K
3 61830 Cisco — — $135K
4 61839 De Land — — $110K
5 61854 Mansfield — — $162K
6 61855 Milmine — — —
7 61856 Monticello — — 0 $215K
8 61884 White Heath — — $259K
9 61913 Atwood — — $125K
10 61929 Hammond — — $110K
11 61936 La Place — — $81K

Recommended Buyer Guides for Piatt County

Read the note next to each link: it gives the reason, such as a radon zone designation or housing age, that led to the recommendation.

Overview

Piatt County in Illinois covers 11 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.

The available EPA record reports 0 violations for 2 ZIP codes with a reported violation count.

← 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 Piatt County?
We map 2 public water systems to 11 ZIP codes in our data for Piatt County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Piatt County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Piatt County is energy code gap. Across all modeled risk factors, the estimated average additional annual cost is $715 per homeowner; actual costs vary by home.
How old are homes in Piatt County?
The median home build year in Piatt County is 1958. 65% of homes were built before 1980; homes built before 1978 may contain lead-based paint, and older homes may have older plumbing materials.

How to cite this page

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

Page version: October 2026.

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