Montmorency County, Michigan
4 ZIP codes · Avg score 64/100 · Grade C · Updated 2026-06-04
Recent monitoring in Montmorency County's 4 ZIP codes shows middle-tier safety — some systems are clean; others have logged EPA violations.
How Montmorency County Compares
How Montmorency County Compares
Montmorency County scores 10 points below the Michigan state average (74/100) and 4 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-04
Key Risk Factors
Health risk index: 16.2 (asthma 11.6%, diabetes 14.9%)
Estimated additional annual cost per homeowner: $850, driven primarily by energy_code_gap
Infrastructure: 0.405% avg pipe failure probability, 25% of ZIPs at high risk
70.8% of homes built before 1978 (lead paint era)
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: $850
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
9,609 housing units in Montmorency 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 Montmorency County
Remediation costs are relatively manageable for most homeowners in Montmorency 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 Montmorency County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 3 systems in Montmorency County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Briley Township | 435 | 6 |
| 2 | Hillman, Village of | 697 | 5 |
| 3 | Oak Leaf Manor | 36 | 0 |
All ZIP Codes in Montmorency County
4 ZIP codes tracked in Montmorency County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 49709 | Atlanta | 79 | B | 6 | $133K |
| 2 | 49746 | Hillman | 70 | B | 5 | $143K |
| 3 | 49751 | Johannesburg | 53 | D | 0 | $176K |
| 4 | 49753 | Lachine | 53 | D | 0 | $147K |
Recommended Buyer Guides for Montmorency County
Filtered against EPA monitoring data and CDC lead-exposure guidance, the guides below skip the generic catalog and connect directly to the contaminants and hazards on file here.
- Best Lead Paint Test Kits — 70.8% of homes built before 1978
Overview
Montmorency County in Michigan covers 4 ZIP codes with an average Home Safety Score of C (64/100).
2 of 4 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← 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.