COUNTY REPORT ME

Kennebec County, Maine

33 ZIP codes · Avg score 58/100 · Grade C

ZipCheckup grade for Kennebec County: C.

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

Kennebec County: 33 ZIP codes, mid-range safety grade.

How Kennebec County Compares

Kennebec County58/100
Maine avg65/100
National avg73/100

How Kennebec County Compares

C
County Grade
58/100
Avg Safety Score
33
ZIP Codes
11
Water Systems

Kennebec County scores 7 points below the Maine state average (65/100) and 15 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
58
Avg Safety Score
33
ZIP Codes
Best ZIP: 04330 (66/100)
Lowest ZIP: 04901 (46/100)
$228K
Median Home Value
$575
Avg Remediation (0.25% of home value)

ZIP Code Risk Map

Water Quality Map: Kennebec County, Maine

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: 13.5 (asthma 12.5%, diabetes 11.8%)

Modeled additional annual cost estimate per homeowner: $730, largest modeled factor: Flood

58% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 12.5% (national: 8.9%)
Diabetes 11.8% (national: 10.5%)
Obesity 32.5% (national: 32.4%)

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

Infrastructure Overview

1977
Median Build Year
58%
Pre-1980 Housing
45/100
Infrastructure Stress Indicator
70%
ZIPs with High Infrastructure Stress
Low
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: $730

Flood $629/yr
Energy Code Gap $295/yr
Water / Lead $208/yr

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

Housing Age Distribution

62,759 housing units in Kennebec County

Pre-1940 23%
1940–1959 12%
1960–1979 23%
1980–1999 25%
2000+ 16%

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 Kennebec County

$228K
Median Home Value
$575
Est. Remediation Cost
0.3%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Kennebec 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 Kennebec County residents

Asthma 12.5% (US avg: 8.9%)
Diabetes 11.8% (US avg: 11%)
Obesity 32.5% (US avg: 32.4%)

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

Water systems mapped to Kennebec County ZIP codes

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

Show all 8 water systems

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

Systems with the most violations in Kennebec County

5 water systems with violations in EPA records.

All ZIP Codes in Kennebec County

33 ZIP codes tracked in Kennebec County.

# ZIP Code City Safety Score Grade Violations Home Value
1 04330 Augusta 66 C 2 $198K
2 04351 Manchester 66 C 3 $285K
3 04345 Gardiner 63 C 9 $209K
4 04989 Vassalboro 49 D 4 $218K
5 04901 Waterville 46 D 12 (1 health) $189K
6 04259 Monmouth — — 1 $282K
7 04265 North Monmouth — — $164K
8 04284 Wayne — — $328K
9 04332 Augusta — — —
10 04333 Augusta — — —
11 04336 Augusta — — —
12 04338 Augusta — — —
13 04343 East Winthrop — — —
14 04344 Farmingdale — — 9 $206K
15 04346 Randolph — — 8 $157K
16 04347 Hallowell — — 2 $267K
17 04349 Kents Hill — — $265K
18 04350 Litchfield — — $236K
19 04352 Mount Vernon — — $228K
20 04355 Readfield — — $301K
21 04358 South China — — $234K
22 04359 South Gardiner — — 8 $199K
23 04360 Vienna — — $249K
24 04363 Windsor — — $216K
25 04364 Winthrop — — 2 $273K
26 04903 Waterville — — —
27 04910 Albion — — $208K
28 04917 Belgrade — — $305K
29 04918 Belgrade Lakes — — —
30 04927 Clinton — — 1 $172K
31 04935 East Vassalboro — — —
32 04962 North Vassalboro — — —
33 04963 Oakland — — 6 $228K

Recommended Buyer Guides for Kennebec County

Which guides appear depends on what the county data show.

Overview

Kennebec County in Maine covers 33 tracked ZIP records with an average Home Safety Score of C (58/100) across 5 scored records.

13 of 13 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 1 health-based violation appear in the available health breakdown.

← Back to Maine 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 Kennebec County?
Kennebec 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 Kennebec County?
We map 11 public water systems to 33 ZIP codes in our data for Kennebec County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Kennebec County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Kennebec County is flood. Across all modeled risk factors, the estimated average additional annual cost is $730 per homeowner; actual costs vary by home.
How old are homes in Kennebec County?
The median home build year in Kennebec County is 1977. 58% 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 Kennebec County compare to Maine?
Kennebec County has an average Home Safety Score of 58/100 under model 4.0.0, which is below the Maine state average of 65/100.

How to cite this page

APA ZipCheckup. (2026). Kennebec County, ME: HSS 58/100; 1 Health Violation. https://zipcheckup.com/county/maine/kennebec/
BibTeX
@misc{zipcheckup-county-maine-kennebec,
  author = {{ZipCheckup}},
  title  = {{Kennebec County, ME: HSS 58/100; 1 Health Violation}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/maine/kennebec/}
}

Page version: October 2026.

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