Kalamazoo County, Michigan
22 ZIP codes · Avg score 58/100 · Grade C · Updated 2026-06-03
Spanning 22 ZIP codes, Kalamazoo County lands near the national median for water safety — compliance results are mixed, and the county's middle-grade standing reflects genuine variability rather than a single systemic problem.
How Kalamazoo County Compares
How Kalamazoo County Compares
Kalamazoo County scores 16 points below the Michigan state average (74/100) and 10 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Kalamazoo County, Michigan
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 12.4 (asthma 11.5%, diabetes 9.7%)
Estimated additional annual cost per homeowner: $1,187, driven primarily by flood
Infrastructure: 0.369% avg pipe failure probability, 23% of ZIPs at high risk
64.2% of homes built before 1978 (lead paint era)
Violation History (2022–2025)
→ Stable trendEPA violation counts by year across Kalamazoo County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 26 violations. Past 5 years: 31 total (31 health-based).
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
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,187
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
117,088 housing units in Kalamazoo 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 Kalamazoo County
Remediation costs are relatively manageable for most homeowners in Kalamazoo 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 Kalamazoo County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Kalamazoo County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Kalamazoo | 192,992 | 136 |
| 2 | Evergreen Park | 190 | 120 |
| 3 | Remus Apartment Company | 100 | 120 |
| 4 | Alamo Cove Nursing Home | 100 | 120 |
| 5 | Selkirk Lake Mobile Home Park | 62 | 120 |
24 total water systems serve Kalamazoo County.
All ZIP Codes in Kalamazoo County
22 ZIP codes tracked in Kalamazoo County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 49053 | Galesburg | 68 | C | 7 (2 health) | $223K |
| 2 | 49034 | Climax | 66 | C | 0 | $205K |
| 3 | 49002 | Portage | 65 | C | 8 | $223K |
| 4 | 49024 | Portage | 65 | C | 8 | $249K |
| 5 | 49071 | Mattawan | 65 | C | 0 | $262K |
| 6 | 49004 | Kalamazoo | 64 | C | 12 | $184K |
| 7 | 49006 | Kalamazoo | 64 | C | 12 | $198K |
| 8 | 49008 | Kalamazoo | 64 | C | 12 | $202K |
| 9 | 49081 | Portage | 61 | C | 8 | — |
| 10 | 49003 | Kalamazoo | 60 | C | 12 | — |
| 11 | 49005 | Kalamazoo | 60 | C | 12 | — |
| 12 | 49019 | Kalamazoo | 60 | C | 12 | — |
| 13 | 49007 | Kalamazoo | 59 | C | 12 | $103K |
| 14 | 49009 | Kalamazoo | 59 | C | 12 | $330K |
| 15 | 49012 | Augusta | 58 | C | 3 | $248K |
| 16 | 49087 | Schoolcraft | 55 | C | 0 | $280K |
| 17 | 49001 | Kalamazoo | 54 | D | 12 | $140K |
| 18 | 49048 | Kalamazoo | 54 | D | 12 | $158K |
| 19 | 49083 | Richland | 53 | D | 0 | $330K |
| 20 | 49060 | Hickory Corners | 47 | D | 3 | — |
| 21 | 49097 | Vicksburg | 43 | D | 5 | $224K |
| 22 | 49088 | Scotts | 40 | D | 0 | $262K |
Recommended Buyer Guides for Kalamazoo County
While many sites publish identical guide lists across every county they cover, the selection here changes by location — driven by the EPA, NSF, FEMA, and CDC datasets that describe the actual conditions documented for this jurisdiction in the federal record.
- Best Water Filters for Lead — Lead above EPA action level in 1 ZIP code
- Best Lead Paint Test Kits — 64.2% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
- Best Sump Pumps — Flood is the top compound risk factor
Deep Dive Reports
Detailed analysis for Kalamazoo County, Michigan
Overview
Kalamazoo County in Michigan covers 22 ZIP codes with an average Home Safety Score of C (58/100).
17 of 22 ZIP codes have recorded EPA violations. 2 health-based violations have been documented.
← Back to Michigan water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.