COUNTY REPORT IL

Macon County, Illinois

19 ZIP codes · Avg score 64/100 · Grade C

ZipCheckup grade for Macon County: C.

A mixed picture - some signals here are worth your attention.

Macon County: 19 ZIP codes, mid-range safety grade.

How Macon County Compares

Macon County64/100
Illinois avg68/100
National avg73/100

How Macon County Compares

C
County Grade
64/100
Avg Safety Score
19
ZIP Codes
7
Water Systems

Macon County scores 4 points below the Illinois state average (68/100) and 9 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

C
County Grade
64
Avg Safety Score
19
ZIP Codes
Best ZIP: 62501 (66/100)
Lowest ZIP: 62549 (60/100)
$123K
Median Home Value
$614
Avg Remediation (0.50% of home value)

ZIP Code Risk Map

Water Quality Map: Macon 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: 14.6 (asthma 10.8%, diabetes 13.3%)

Modeled additional annual cost estimate per homeowner: $1,005, largest modeled factor: Flood

76% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 10.8% (national: 8.9%)
Diabetes 13.3% (national: 10.5%)
Obesity 42.1% (national: 32.4%)

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

Infrastructure Overview

1960
Median Build Year
76%
Pre-1980 Housing
48/100
Infrastructure Stress Indicator
84%
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: $1,005

Flood $564/yr
Energy Code Gap $556/yr
Water / Lead $246/yr

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

Housing Age Distribution

50,029 housing units in Macon County

Pre-1940 18%
1940–1959 27%
1960–1979 31%
1980–1999 15%
2000+ 8%

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 Macon County

$123K
Median Home Value
$614
Est. Remediation Cost
0.5%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Macon 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 Macon County residents

Asthma 10.8% (US avg: 8.9%)
Diabetes 13.3% (US avg: 11%)
Obesity 42.1% (US avg: 32.4%)

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

Water systems mapped to Macon County ZIP codes

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

Show all 7 water systems
  • Macon
    Serves ~1,205 people 1 violation
    C

Systems with the most violations in Macon County

5 water systems with violations in EPA records.

  • Mount Zion
    Serves ~5,833 people 10 violations
    C
  • Decatur
    Serves ~76,122 people 1 violation
    C
  • Forsyth
    Serves ~3,490 people 1 violation
    C
  • Harristown
    Serves ~1,320 people 1 violation
    C
  • Macon
    Serves ~1,205 people 1 violation
    C

All ZIP Codes in Macon County

19 ZIP codes tracked in Macon County.

# ZIP Code City Safety Score Grade Violations Home Value
1 62501 Argenta 66 C 1 $190K
2 62523 Decatur 66 C 1 —
3 62535 Forsyth 66 C 1 (1 health) $290K
4 62522 Decatur 65 C 2 $108K
5 62526 Decatur 64 C 3 (1 health) $92K
6 61925 Dalton City 61 C 10 (8 health) $117K
7 62521 Decatur 60 C 12 (8 health) $120K
8 62549 Mt Zion 60 C 11 (8 health) $187K
9 61756 Maroa — — 1 $183K
10 62513 Blue Mound — — $126K
11 62514 Boody — — $107K
12 62524 Decatur — — —
13 62525 Decatur — — —
14 62532 Elwin — — 1 $114K
15 62537 Harristown — — $89K
16 62544 Macon — — 11 (8 health) $143K
17 62551 Niantic — — 1 $118K
18 62554 Oreana — — 1 $134K
19 62573 Warrensburg — — 2 (1 health) $147K

Recommended Buyer Guides for Macon County

The mix of guides changes from county to county.

Overview

Macon County in Illinois covers 19 tracked ZIP records with an average Home Safety Score of C (64/100) across 8 scored records.

14 of 14 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 9 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

Is water safe in Macon County?
Macon County receives a grade of C. Some ZIP codes have recorded violations and residents in affected areas may want to test their water.
How many water systems serve Macon County?
We map 7 public water systems to 19 ZIP codes in our data for Macon County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Macon County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Macon County is flood. Across all modeled risk factors, the estimated average additional annual cost is $1,005 per homeowner; actual costs vary by home.
How old are homes in Macon County?
The median home build year in Macon County is 1960. 76% of homes were built before 1980; homes built before 1978 may contain lead-based paint, and older homes may have older plumbing materials.
How does Macon County compare to Illinois?
Macon County has an average Home Safety Score of 64/100 under model 4.0.0, which is below the Illinois state average of 68/100.

How to cite this page

APA ZipCheckup. (2026). Macon County, IL: HSS 64/100; 9 Health Violations. https://zipcheckup.com/county/illinois/macon/
BibTeX
@misc{zipcheckup-county-illinois-macon,
  author = {{ZipCheckup}},
  title  = {{Macon County, IL: HSS 64/100; 9 Health Violations}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/illinois/macon/}
}

Page version: October 2026.

Get safety alerts for Macon, Illinois

Free updates when EPA data changes for this area. No spam.

Unsubscribe anytime. Privacy Policy.

Share This Page

X Facebook
Check your water filter options Free tool - no phone call required.