Grand County, Colorado
8 ZIP codes · Avg score 66/100 · Grade C · Updated
ZipCheckup grade for Grand County: C.
A mixed picture - some signals here are worth your attention.
Monitoring figures for Grand County indicate average water quality overall - some ZIP codes among the 8 tracked have recorded health-based violations, while others operate cleanly, making individual ZIP-level data the most actionable reference point.
How Grand County Compares
How Grand County Compares
Grand County scores 7 points above the Colorado state average (59/100) and 7 points below 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: Grand County, Colorado
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 11.1 (asthma 10.8%, diabetes 9.1%)
Estimated additional annual cost per homeowner: $953, driven primarily by energy_code_gap
50.1% 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
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: $953
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
16,437 housing units in Grand 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 Grand County
Remediation costs are relatively manageable for most homeowners in Grand 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 Grand County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Grand County
8 community water systems serving Grand County.
- C
- C
- C
- C
- C
Show all 8 water systems
- C
- C
Systems with the most violations in Grand County
3 water systems with recorded EPA violations.
- C
- C
- C
All ZIP Codes in Grand County
8 ZIP codes tracked in Grand County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 80446 | Granby | 66 | C | 2 | $506K |
| 2 | 80482 | Winter Park | 66 | C | 1 | $563K |
| 3 | 80442 | Fraser | — | — | 2 | $597K |
| 4 | 80447 | Grand Lake | — | — | 1 | $576K |
| 5 | 80451 | Hot Sulphur Springs | — | — | 1 | $387K |
| 6 | 80459 | Kremmling | — | — | $354K | |
| 7 | 80468 | Parshall | — | — | $617K | |
| 8 | 80478 | Tabernash | — | — | 1 | $993K |
Recommended Buyer Guides for Grand County
While many sites publish identical guide lists across every county they cover, the selection here changes by location - driven by the EPA, NSF, FEMA, and CDC datasets that describe the actual conditions documented for this jurisdiction in the federal record.
- Best Lead Paint Test Kits — 50.1% of homes built before 1978
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Deep Dive Reports
Detailed analysis for Grand County, Colorado
Overview
Grand County in Colorado covers 8 tracked ZIP records with an average Home Safety Score of C (66/100) across 2 scored records.
6 of 6 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. The available record reports no health-based violations for this measured scope.
← Back to Colorado 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.