Grant County, Nebraska
6 ZIP codes · Avg score 71/100 · Grade B · Updated 2026-06-03
Grant County — 6 ZIP codes, above-average safety grade.
How Grant County Compares
How Grant County Compares
Grant County scores 6 points above the Nebraska state average (65/100) and 3 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Grant County, Nebraska
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14 (asthma 9.3%, diabetes 12.7%)
Estimated additional annual cost per homeowner: $1,065, driven primarily by energy_code_gap
Infrastructure: 0.438% avg pipe failure probability, 83% of ZIPs at high risk
76.8% 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
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,065
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
786 housing units in Grant County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Health Outcomes vs National Average
CDC PLACES data for Grant County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
All ZIP Codes in Grant County
6 ZIP codes tracked in Grant County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 69350 | Hyannis | 97 | A | 1 | $113K |
| 2 | 69121 | Arthur | 66 | C | 0 | $194K |
| 3 | 69333 | Ashby | 66 | C | 0 | — |
| 4 | 69335 | Bingham | 66 | C | 0 | $58K |
| 5 | 69340 | Ellsworth | 66 | C | 0 | $114K |
| 6 | 69366 | Whitman | 66 | C | 0 | $195K |
Recommended Buyer Guides for Grant County
Designed to find the guide that fits the county, not the other way around — the system reads EPA detections, FEMA hazard layers, and CDC lead-exposure markers, then outputs the categories that resolve those specific risks for households here, with NSF-certified products surfaced when the matching contaminant appears in the local monitoring data.
- Best Lead Paint Test Kits — 76.8% of homes built before 1978
Overview
Grant County in Nebraska covers 6 ZIP codes with an average Home Safety Score of B (71/100).
1 of 6 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← Back to Nebraska 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.