COUNTY REPORT MI

Genesee County, Michigan

38 ZIP codes · Avg score 79/100 · Grade B

ZipCheckup grade for Genesee County: B.

This ZIP has a few items worth a quick check.

Genesee County: A or B, 38 ZIP codes tracked.

How Genesee County Compares

Genesee County79/100
Michigan avg85/100
National avg73/100

How Genesee County Compares

B
County Grade
79/100
Avg Safety Score
38
ZIP Codes
30
Water Systems

Genesee County scores 6 points below the Michigan state average (85/100) and 6 points above the national average (73/100).

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

B
County Grade
79
Avg Safety Score
38
ZIP Codes
Best ZIP: 48423 (83/100)
Lowest ZIP: 48451 (67/100)
$158K
Median Home Value
$508
Avg Remediation (0.32% of home value)

ZIP Code Risk Map

Water Quality Map: Genesee County, Michigan

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: 14.9 (asthma 12.3%, diabetes 13.2%)

Modeled additional annual cost estimate per homeowner: $959, largest modeled factor: Flood

68% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 12.3% (national: 8.9%)
Diabetes 13.2% (national: 10.5%)
Obesity 40.6% (national: 32.4%)

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

Infrastructure Overview

1973
Median Build Year
68%
Pre-1980 Housing
47/100
Infrastructure Stress Indicator
71%
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: $959

Flood $855/yr
Energy Code Gap $413/yr
Water / Lead $260/yr

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

Housing Age Distribution

203,021 housing units in Genesee County

Pre-1940 11%
1940–1959 24%
1960–1979 33%
1980–1999 19%
2000+ 13%

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 Genesee County

$158K
Median Home Value
$508
Est. Remediation Cost
0.3%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Genesee 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 Genesee County residents

Asthma 12.3% (US avg: 8.9%)
Diabetes 13.2% (US avg: 11%)
Obesity 40.6% (US avg: 32.4%)

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

Water systems mapped to Genesee County ZIP codes

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

Show all 8 water systems

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

Systems with the most violations in Genesee County

5 water systems with violations in EPA records.

All ZIP Codes in Genesee County

38 ZIP codes tracked in Genesee County.

# ZIP Code City Safety Score Grade Violations Home Value
1 48423 Davison 83 B 1 $209K
2 48437 Genesee 83 B 1 $114K
3 48502 Flint 83 B 1 (1 health) —
4 48503 Flint 83 B 1 (1 health) $75K
5 48505 Flint 83 B 1 (1 health) $28K
6 48509 Burton 83 B 1 $128K
7 48334 Farmington 82 B 4 $327K
8 48429 Durand 82 B 3 (2 health) $152K
9 48433 Flushing 82 B 4 $197K
10 48506 Flint 82 B 2 (1 health) $91K
11 48519 Burton 82 B 3 (1 health) $158K
12 48439 Grand Blanc 81 B 7 (1 health) $251K
13 48473 Swartz Creek 81 B 4 (2 health) $192K
14 48504 Flint 81 B 4 (2 health) $49K
15 48507 Flint 81 B 5 (2 health) $101K
16 48529 Burton 81 B 4 (2 health) $74K
17 48532 Flint 81 B 5 (1 health) $157K
18 48457 Montrose 77 B 8 (1 health) $165K
19 48458 Mount Morris 72 B 30 (2 health) $87K
20 48420 Clio 71 B 33 (1 health) $178K
21 48430 Fenton 67 C 52 (5 health) $309K
22 48451 Linden 67 C 38 (2 health) $269K
23 48411 Atlas — — —
24 48436 Gaines — — 3 (2 health) $252K
25 48438 Goodrich — — 19 (11 health) $309K
26 48449 Lennon — — $141K
27 48463 Otisville — — 37 (1 health) $179K
28 48480 Grand Blanc — — —
29 48501 Flint — — —
30 48531 Flint — — —
31 48550 Flint — — —
32 48551 Flint — — —
33 48552 Flint — — —
34 48553 Flint — — —
35 48554 Flint — — —
36 48555 Flint — — —
37 48556 Flint — — —
38 48557 Flint — — —

Recommended Buyer Guides for Genesee County

When no specific signal shows up in the records, the list falls back to general water testing and filtration guides rather than staying empty.

Overview

Genesee County in Michigan covers 38 tracked ZIP records with an average Home Safety Score of B (79/100) across 22 scored records.

25 of 25 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 23 health-based violations appear in the available health breakdown.

← Back to Michigan 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 Genesee County?
Genesee County receives an average Home Safety grade of B from its scored ZIP records (38 ZIP codes tracked); this is a composite index, not a tap-water test.
How many water systems serve Genesee County?
We map 30 public water systems to 38 ZIP codes in our data for Genesee County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Genesee County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Genesee County is flood. Across all modeled risk factors, the estimated average additional annual cost is $959 per homeowner; actual costs vary by home.
How old are homes in Genesee County?
The median home build year in Genesee County is 1973. 68% 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 Genesee County compare to Michigan?
Genesee County has an average Home Safety Score of 79/100 under model 4.0.0, which is below the Michigan state average of 85/100.

How to cite this page

APA ZipCheckup. (2026). Genesee County, MI: HSS 79/100; PFAS Found in Water. https://zipcheckup.com/county/michigan/genesee/
BibTeX
@misc{zipcheckup-county-michigan-genesee,
  author = {{ZipCheckup}},
  title  = {{Genesee County, MI: HSS 79/100; PFAS Found in Water}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/michigan/genesee/}
}

Page version: October 2026.

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