Jeff Davis County, Texas
2 ZIP codes · Avg score 75/100 · Grade B · Updated 2026-07-19
ZipCheckup grade for Jeff Davis: B.
This ZIP looks solid, with a few items worth a quick check.
Covering 2 ZIP codes, Jeff Davis County earns a high grade for tap water - most systems report zero health-based violations, and the overall compliance rate comfortably exceeds federal benchmarks.
How Jeff Davis County Compares
How Jeff Davis County Compares
Jeff Davis County scores 7 points below the Texas state average (82/100) and 7 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-07-19
Key Risk Factors
Health risk index: 17.4 (asthma 9.8%, diabetes 21.2%)
Estimated additional annual cost per homeowner: $1,180, driven primarily by energy_code_gap
Infrastructure: 0.42% avg pipe failure probability, 50% of ZIPs at high risk
62.5% 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: $1,180
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
1,810 housing units in Jeff Davis 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 Jeff Davis County
Remediation costs are relatively manageable for most homeowners in Jeff Davis 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 Jeff Davis County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Jeff Davis County
2 community water systems serving Jeff Davis County.
- B
- C
Systems with the most violations in Jeff Davis County
1 water system with recorded EPA violations.
- C
All ZIP Codes in Jeff Davis County
2 ZIP codes tracked in Jeff Davis County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 79734 | Fort Davis | 83 | B | 0 | $251K |
| 2 | 79854 | Valentine | 67 | C | 13 (1 health) | $85K |
Recommended Buyer Guides for Jeff Davis County
Independent picks. EPA-grounded. Matched here.
- Best Lead Paint Test Kits — 62.5% of homes built before 1978
Overview
Jeff Davis County in Texas covers 2 ZIP codes with an average Home Safety Score of B (75/100).
1 of 2 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← Back to Texas 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.