St. Lucie County, Florida
21 ZIP codes · Avg score 76/100 · Grade B · Updated
ZipCheckup grade for St. Lucie County: B.
This ZIP looks solid, with a few items worth a quick check.
St. Lucie County's tap water quality puts it in the upper tier nationally; the 21 ZIP codes here record few health-based violations.
How St. Lucie County Compares
How St. Lucie County Compares
St. Lucie County scores 4 points below the Florida state average (80/100) and 3 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: St. Lucie County, Florida
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.9 (asthma 9.9%, diabetes 14.5%)
Estimated additional annual cost per homeowner: $5,198, driven primarily by sea_level
41.9% of homes built before 1978 (lead paint era)
Violation History (2022–2025)
↑ Worsening trendEPA violation counts by year across St. Lucie County water systems. Health-based shown in red, total in blue.
Peak year: 2025 with 32 violations. Past 5 years: 41 total (41 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: $5,198
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
159,196 housing units in St. Lucie 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 St. Lucie County
Remediation costs are relatively manageable for most homeowners in St. Lucie 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 St. Lucie County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving St. Lucie County
8 community water systems serving St. Lucie County.
- A
- B
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- C
- C
Show all 8 water systems
- C
- C
13 total water systems serve St. Lucie County.
Systems with the most violations in St. Lucie County
5 water systems with recorded EPA violations.
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- C
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- A
All ZIP Codes in St. Lucie County
21 ZIP codes tracked in St. Lucie County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 34953 | Port Saint Lucie | 95 | A | 33 | $327K |
| 2 | 34987 | Port Saint Lucie | 93 | A | 48 | $430K |
| 3 | 34983 | Port Saint Lucie | 86 | A | 74 | $294K |
| 4 | 34986 | Port Saint Lucie | 85 | A | 62 | $368K |
| 5 | 34984 | Port Saint Lucie | 83 | B | 83 (1 health) | $325K |
| 6 | 34945 | Fort Pierce | 76 | B | 48 | $286K |
| 7 | 34947 | Fort Pierce | 75 | B | 32 | $203K |
| 8 | 34950 | Fort Pierce | 75 | B | 32 | $176K |
| 9 | 34949 | Fort Pierce | 74 | B | 42 (1 health) | $428K |
| 10 | 34981 | Fort Pierce | 70 | B | 65 | $369K |
| 11 | 34946 | Fort Pierce | 67 | C | 93 (1 health) | $128K |
| 12 | 34951 | Fort Pierce | 67 | C | 93 (1 health) | $230K |
| 13 | 34952 | Port Saint Lucie | 67 | C | 98 (4 health) | $242K |
| 14 | 34957 | Jensen Beach | 67 | C | 127 (4 health) | $379K |
| 15 | 34982 | Fort Pierce | 67 | C | 118 (1 health) | $228K |
| 16 | 33448 | Delray Beach | — | — | — | |
| 17 | 34948 | Fort Pierce | — | — | — | |
| 18 | 34954 | Fort Pierce | — | — | — | |
| 19 | 34979 | Fort Pierce | — | — | — | |
| 20 | 34985 | Port Saint Lucie | — | — | — | |
| 21 | 34988 | Port Saint Lucie | — | — | — |
Recommended Buyer Guides for St. Lucie County
Four sources - EPA, NSF, FEMA, CDC - drive the match.
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for St. Lucie County, Florida
Overview
St. Lucie County in Florida covers 21 tracked ZIP records with an average Home Safety Score of B (76/100) across 15 scored records.
15 of 15 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 7 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.