Nez Perce County, Idaho
6 ZIP codes · Avg score 92/100 · Grade A · Updated
ZipCheckup grade for Nez Perce County: A.
No federal data flags a major home-safety concern for this ZIP.
Throughout Nez Perce County, the 6 monitored ZIP codes show low violation rates and healthy safety scores - a pattern that puts the county well above the state baseline for drinking water quality.
How Nez Perce County Compares
How Nez Perce County Compares
Nez Perce County scores 20 points above the Idaho state average (72/100) and 19 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: Nez Perce County, Idaho
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.5 (asthma 11.4%, diabetes 10.8%)
Estimated additional annual cost per homeowner: $1,245, driven primarily by energy_code_gap
68.3% 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: $1,245
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
18,319 housing units in Nez Perce 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 Nez Perce County
Remediation costs are relatively manageable for most homeowners in Nez Perce 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 Nez Perce County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Nez Perce County
3 community water systems serving Nez Perce County.
- A
- A
- A
Systems with the most violations in Nez Perce County
3 water systems with recorded EPA violations.
- A
- A
- A
All ZIP Codes in Nez Perce County
6 ZIP codes tracked in Nez Perce County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 83501 | Lewiston | 92 | A | 54 | $297K |
| 2 | 83524 | Culdesac | — | — | $227K | |
| 3 | 83540 | Lapwai | — | — | $190K | |
| 4 | 83541 | Lenore | — | — | $310K | |
| 5 | 83545 | Peck | — | — | $250K | |
| 6 | 83548 | Reubens | — | — | $153K |
Recommended Buyer Guides for Nez Perce 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 Lead Paint Test Kits — 68.3% of homes built before 1978
Deep Dive Reports
Detailed analysis for Nez Perce County, Idaho
Overview
Nez Perce County in Idaho covers 6 tracked ZIP records with an average Home Safety Score of A (92/100) across 1 scored records.
1 of 1 ZIP code 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 Idaho 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.