Genesee County, Michigan
38 ZIP codes · Avg score 79/100 · Grade B · Updated
ZipCheckup grade for Genesee County: B.
This ZIP looks solid, with a few items worth a quick check.
The 38 water systems serving Genesee County show strong compliance with federal drinking water standards.
How Genesee County Compares
How Genesee County Compares
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 Last verified:
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.
Key Risk Factors
Health risk index: 14.9 (asthma 12.3%, diabetes 13.2%)
Estimated additional annual cost per homeowner: $1,478, driven primarily by flood
74.2% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across Genesee County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 44 violations. Past 5 years: 101 total (101 health-based). Health-based violations are rising versus the prior 2-year window - worth closer monitoring.
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,478
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
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
Remediation costs are relatively manageable for most homeowners in Genesee County, representing a small fraction of property value.
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
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Genesee County
8 community water systems serving Genesee County.
- B
- B
- B
- B
- B
- B
Show all 8 water systems
- C
- B
30 total water systems serve Genesee County.
Systems with the most violations in Genesee County
5 water systems with recorded EPA violations.
- C
- B
- B
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
Federal and certification sources drive the ordering: EPA monitoring data, NSF certifications, FEMA flood maps, and CDC lead guidance - guides surface only when county data warrants them.
- Best Water Filters for PFAS — PFAS detected in 5 ZIP codes
- Best Water Filters for Lead — Lead above EPA action level in 2 ZIP codes
- Best Lead Paint Test Kits — 74.2% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Sump Pumps — Flood is the top compound risk factor
Deep Dive Reports
Detailed analysis for Genesee County, Michigan
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
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- PFAS screening: EPA UCMR 5
- Radon zones: EPA Map of Radon Zones
- Air quality: EPA AirData annual AQI
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.