Lake County, Florida
36 ZIP codes · Avg score 85/100 · Grade A · Updated 2026-06-03
In recent assessments, Lake County's 36 ZIP codes record strong, consistent water safety outcomes.
How Lake County Compares
How Lake County Compares
Lake County scores 12 points above the Florida state average (73/100) and 17 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Lake County, Florida
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.1 (asthma 9.5%, diabetes 14.4%)
Estimated additional annual cost per homeowner: $4,089, driven primarily by sea_level
Infrastructure: 0.248% avg pipe failure probability, 3% of ZIPs at high risk
37% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across Lake County water systems. Health-based shown in red, total in blue.
Peak year: 2021 with 36 violations. Past 5 years: 61 total (61 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
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $4,089
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
192,363 housing units in Lake 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 Lake County
Remediation costs are relatively manageable for most homeowners in Lake 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 Lake 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 Lake County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Clermont East Water System (2 Wps) | 39,279 | 148 |
| 2 | Lake Utility Services Inc. North (8 Wps) | 24,798 | 148 |
| 3 | Southlake Utilities | 9,950 | 148 |
| 4 | Lake Utility Services Inc. South | 13,198 | 145 |
| 5 | Clermont, City of (2 Wps) | 10,048 | 145 |
84 total water systems serve Lake County.
All ZIP Codes in Lake County
36 ZIP codes tracked in Lake County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 32158 | Lady Lake | 99 | A | 1 | — |
| 2 | 34749 | Leesburg | 99 | A | 0 | — |
| 3 | 34789 | Leesburg | 99 | A | 0 | — |
| 4 | 32727 | Eustis | 95 | A | 3 | — |
| 5 | 34753 | Mascotte | 95 | A | 0 | $285K |
| 6 | 34788 | Leesburg | 95 | A | 0 | $169K |
| 7 | 32702 | Altoona | 94 | A | 7 (1 health) | $93K |
| 8 | 32756 | Mount Dora | 94 | A | 15 (1 health) | — |
| 9 | 34797 | Yalaha | 93 | A | 1 | $388K |
| 10 | 32735 | Grand Island | 91 | A | 8 (1 health) | $253K |
| 11 | 32767 | Paisley | 91 | A | 2 (1 health) | $140K |
| 12 | 34755 | Minneola | 91 | A | 9 (1 health) | — |
| 13 | 32159 | Lady Lake | 90 | A | 1 | $272K |
| 14 | 32784 | Umatilla | 90 | A | 3 (2 health) | $237K |
| 15 | 34737 | Howey In The Hills | 90 | A | 7 (4 health) | $349K |
| 16 | 34748 | Leesburg | 90 | A | 0 | $226K |
| 17 | 34736 | Groveland | 89 | A | 3 | $335K |
| 18 | 32726 | Eustis | 86 | A | 3 | $230K |
| 19 | 32736 | Eustis | 86 | A | 3 | $352K |
| 20 | 32757 | Mount Dora | 86 | A | 15 (1 health) | $326K |
| 21 | 34705 | Astatula | 86 | A | 7 | $242K |
| 22 | 32776 | Sorrento | 85 | A | 6 | $374K |
| 23 | 34712 | Clermont | 84 | B | 29 (6 health) | — |
| 24 | 34713 | Clermont | 84 | B | 29 (6 health) | — |
| 25 | 34714 | Clermont | 83 | B | 29 (6 health) | $344K |
| 26 | 34715 | Clermont | 83 | B | 29 (6 health) | $408K |
| 27 | 34731 | Fruitland Park | 81 | B | 10 | $186K |
| 28 | 34756 | Montverde | 81 | B | 11 | $536K |
| 29 | 32778 | Tavares | 80 | B | 6 | $242K |
| 30 | 32102 | Astor | 75 | B | 6 (2 health) | $143K |
| 31 | 34711 | Clermont | 73 | B | 29 (6 health) | $370K |
| 32 | 32133 | Eastlake Weir | 66 | C | 0 | $335K |
| 33 | 32799 | Mid Florida | 66 | C | 0 | — |
| 34 | 34729 | Ferndale | 66 | C | 0 | — |
| 35 | 34762 | Okahumpka | 66 | C | 0 | $271K |
| 36 | 33947 | Rotonda West | 55 | C | 0 | $352K |
Recommended Buyer Guides for Lake County
If FEMA records flag flood-top-risk status or EPA samples show PFAS exceedances, the matching logic lifts emergency-water and PFAS-rated filtration into the recommendations — federal data drives the order, not retailer arrangements.
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Lake County, Florida
Overview
Lake County in Florida covers 36 ZIP codes with an average Home Safety Score of A (85/100).
26 of 36 ZIP codes have recorded EPA violations. 44 health-based violations have been documented.
← Back to Florida 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.