Pitkin County, Colorado
6 ZIP codes · Avg score 63/100 · Grade C · Updated 2026-06-03
Compared to top-scoring counties, Pitkin County's 6 ZIP codes land in the middle tier — some meet standards cleanly, others carry documented violations, and the gap between the best and worst areas is wider than average.
How Pitkin County Compares
How Pitkin County Compares
Pitkin County scores 3 points above the Colorado state average (60/100) and 5 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Pitkin County, Colorado
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 10.1 (asthma 10.2%, diabetes 8.4%)
Estimated additional annual cost per homeowner: $790, driven primarily by flood
Infrastructure: 0.308% avg pipe failure probability
38.5% of homes built before 1978 (lead paint era)
Violation History (2023–2025)
→ Stable trendEPA violation counts by year across Pitkin County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 3 violations. Past 5 years: 5 total (5 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: $790
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
15,025 housing units in Pitkin 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 Pitkin County
Remediation costs are relatively manageable for most homeowners in Pitkin 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 Pitkin 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 Pitkin County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Brush Creek Water District | 516 | 42 |
| 2 | Snowmass Village Water Supply District | 6,353 | 35 |
| 3 | Wj Metro District | 324 | 20 |
| 4 | Woody Creek Metropolitan District | 220 | 20 |
| 5 | Lazy Glen Hoa | 322 | 19 |
17 total water systems serve Pitkin County.
All ZIP Codes in Pitkin County
6 ZIP codes tracked in Pitkin County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 81611 | Aspen | 67 | C | 7 | $1244K |
| 2 | 81612 | Aspen | 67 | C | 7 | — |
| 3 | 81615 | Snowmass Village | 66 | C | 9 (1 health) | $1748K |
| 4 | 81621 | Basalt | 63 | C | 5 | $1139K |
| 5 | 81656 | Woody Creek | 57 | C | 20 | $2000K |
| 6 | 81654 | Snowmass | 56 | C | 19 (1 health) | $865K |
Recommended Buyer Guides for Pitkin County
Methodologically, the recommendation order reflects severity in the federal record: contaminants flagged in EPA detection records for this county outrank generic water concerns, FEMA-confirmed hazard ratings shift emergency-related categories upward, and CDC lead-exposure markers govern when lead-test kits and certified filters appear at the top of the list.
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Pitkin County, Colorado
Overview
Pitkin County in Colorado covers 6 ZIP codes with an average Home Safety Score of C (63/100).
6 of 6 ZIP codes have recorded EPA violations. 2 health-based violations have been documented.
← Back to Colorado 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.