Martin County, Florida
12 ZIP codes · Avg score 75/100 · Grade B · Updated
ZipCheckup grade for Martin County: B.
This ZIP looks solid, with a few items worth a quick check.
Spanning 12 ZIP codes, Martin County posts strong drinking water compliance - most systems have never triggered a health-based notice.
How Martin County Compares
How Martin County Compares
Martin County scores 5 points below the Florida state average (80/100) and 2 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: Martin County, Florida
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.6 (asthma 9.2%, diabetes 13.6%)
Estimated additional annual cost per homeowner: $5,290, driven primarily by sea_level
Violation History (2022–2025)
→ Stable trendEPA violation counts by year across Martin County water systems. Health-based shown in red, total in blue.
Peak year: 2025 with 12 violations. Past 5 years: 13 total (13 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
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: $5,290
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Martin County
Remediation costs are relatively manageable for most homeowners in Martin 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 Martin County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Martin County
8 community water systems serving Martin County.
- B
- B
- C
- B
- A
- C
Show all 8 water systems
- C
- B
13 total water systems serve Martin County.
Systems with the most violations in Martin County
5 water systems with recorded EPA violations.
- C
- B
- B
- B
- B
All ZIP Codes in Martin County
12 ZIP codes tracked in Martin County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 34996 | Stuart | 87 | A | 55 | $409K |
| 2 | 34990 | Palm City | 83 | B | 83 (1 health) | $558K |
| 3 | 34997 | Stuart | 83 | B | 159 (3 health) | $335K |
| 4 | 34994 | Stuart | 71 | B | 41 | $249K |
| 5 | 33469 | Jupiter | 68 | C | 56 | $553K |
| 6 | 33455 | Hobe Sound | 67 | C | 102 (2 health) | $396K |
| 7 | 34956 | Indiantown | 67 | C | 66 (1 health) | $204K |
| 8 | 33475 | Hobe Sound | — | — | — | |
| 9 | 34958 | Jensen Beach | — | — | — | |
| 10 | 34991 | Palm City | — | — | — | |
| 11 | 34992 | Port Salerno | — | — | — | |
| 12 | 34995 | Stuart | — | — | — |
Recommended Buyer Guides for Martin 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 Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Martin County, Florida
Overview
Martin County in Florida covers 12 tracked ZIP records with an average Home Safety Score of B (75/100) across 7 scored records.
7 of 7 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 6 health-based violations appear in the available health breakdown.
← Back to Florida 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.