COUNTY REPORT TX

Brewster County, Texas

6 ZIP codes · Avg score 79/100 · Grade B

ZipCheckup grade for Brewster County: B.

This ZIP has a few items worth a quick check.

High on the scale: Brewster County (6 ZIP codes).

How Brewster County Compares

Brewster County79/100
Texas avg83/100
National avg73/100

How Brewster County Compares

B
County Grade
79/100
Avg Safety Score
6
ZIP Codes
1
Water Systems

Brewster County scores 4 points below the Texas state average (83/100) and 6 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

B
County Grade
79
Avg Safety Score
6
ZIP Codes
Best ZIP: 79830 (79/100)
Lowest ZIP: 79832 (79/100)
$144K
Median Home Value

ZIP Code Risk Map

Water Quality Map: Brewster County, Texas

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 12 (asthma 8.9%, diabetes 12.8%)

Modeled additional annual cost estimate per homeowner: $645, largest modeled factor: Flood

56% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 8.9% (national: 8.9%)
Diabetes 12.8% (national: 10.5%)
Obesity 32.8% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1974
Median Build Year
56%
Pre-1980 Housing
34/100
Infrastructure Stress Indicator
0%
ZIPs with High Infrastructure Stress
High
Lead Pipe Risk

Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINSA infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $645

Flood $600/yr
Energy Code Gap $405/yr
Wildfire $250/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

5,837 housing units in Brewster County

Pre-1940 12%
1940–1959 17%
1960–1979 27%
1980–1999 21%
2000+ 24%

Source: U.S. Census Bureau ACS B25034 (Year Structure Built).

Health Outcomes vs National Average

CDC PLACES data for Brewster County residents

Asthma 8.9% (US avg: 8.9%)
Diabetes 12.8% (US avg: 11%)
Obesity 32.8% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water systems mapped to Brewster County ZIP codes

1 community water system mapped to Brewster County ZIP codes; EPA may list more systems serving the county.

Systems with the most violations in Brewster County

1 water system with violations in EPA records.

All ZIP Codes in Brewster County

6 ZIP codes tracked in Brewster County.

# ZIP Code City Safety Score Grade Violations Home Value
1 79830 Alpine 79 B 10 $219K
2 79832 Alpine 79 B 10 —
3 79831 Alpine — — —
4 79834 Big Bend National Park — — —
5 79842 Marathon — — $144K
6 79852 Terlingua — — $117K

Recommended Buyer Guides for Brewster County

Read the note next to each link: it gives the reason, such as a radon zone designation or housing age, that led to the recommendation.

Overview

Brewster County in Texas covers 6 tracked ZIP records with an average Home Safety Score of B (79/100) across 2 scored records.

2 of 2 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 Texas Home Safety Profile

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Frequently Asked Questions

Is water safe in Brewster County?
Brewster County receives an average Home Safety grade of B from its scored ZIP records (6 ZIP codes tracked); this is a composite index, not a tap-water test.
How many water systems serve Brewster County?
We map 1 public water system to the 6 ZIP codes of Brewster County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Brewster County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Brewster County is flood. Across all modeled risk factors, the estimated average additional annual cost is $645 per homeowner; actual costs vary by home.
How old are homes in Brewster County?
The median home build year in Brewster County is 1974. 56% of homes were built before 1980; homes built before 1978 may contain lead-based paint, and older homes may have older plumbing materials.
How does Brewster County compare to Texas?
Brewster County has an average Home Safety Score of 79/100 under model 4.0.0, which is below the Texas state average of 83/100.

How to cite this page

APA ZipCheckup. (2026). Brewster County, TX: HSS 79/100; 10 Violations. https://zipcheckup.com/county/texas/brewster/
BibTeX
@misc{zipcheckup-county-texas-brewster,
  author = {{ZipCheckup}},
  title  = {{Brewster County, TX: HSS 79/100; 10 Violations}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/texas/brewster/}
}

Page version: October 2026.

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