COUNTY REPORT TX

Brazos County, Texas

15 ZIP codes · Avg score 99/100 · Grade A

ZipCheckup grade for Brazos County: A.

Checked records flag no major concern; missing data is unknown.

ZipCheckup rates Brazos County in the top two of its five grades; 15 ZIP codes are tracked there.

How Brazos County Compares

Brazos County99/100
Texas avg83/100
National avg73/100

How Brazos County Compares

A
County Grade
99/100
Avg Safety Score
15
ZIP Codes
7
Water Systems

Brazos County scores 16 points above the Texas state average (83/100) and 26 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

A
County Grade
99
Avg Safety Score
15
ZIP Codes
Best ZIP: 77801 (100/100)
Lowest ZIP: 77845 (97/100)
$241K
Median Home Value
$500
Avg Remediation (0.21% of home value)

ZIP Code Risk Map

Water Quality Map: Brazos 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: 10.4 (asthma 9.9%, diabetes 9.7%)

Modeled additional annual cost estimate per homeowner: $923, largest modeled factor: Flood

County Health Indicators vs National Average

Asthma 9.9% (national: 8.9%)
Diabetes 9.7% (national: 10.5%)
Obesity 29.4% (national: 32.4%)

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

Infrastructure Overview

25/100
Infrastructure Stress Indicator
0%
ZIPs with High Infrastructure Stress

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: $923

Flood $1,267/yr
Sea Level Rise $400/yr
Energy Code Gap $129/yr

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

Water Safety Affordability

How much it costs to fix water issues relative to home values in Brazos County

$241K
Median Home Value
$500
Est. Remediation Cost
0.2%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Brazos County can be compared with the median property value; actual costs vary by property.

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 Brazos County residents

Asthma 9.9% (US avg: 8.9%)
Diabetes 9.7% (US avg: 11%)
Obesity 29.4% (US avg: 32.4%)

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

Water systems mapped to Brazos County ZIP codes

7 community water systems mapped to Brazos County ZIP codes; EPA may list more systems serving the county.

Show all 7 water systems

Systems with the most violations in Brazos County

3 water systems with violations in EPA records.

All ZIP Codes in Brazos County

15 ZIP codes tracked in Brazos County.

# ZIP Code City Safety Score Grade Violations Home Value
1 77801 Bryan 100 A 1 $172K
2 77803 Bryan 100 A 1 $141K
3 77807 Bryan 100 A 1 $252K
4 77866 Millican 100 A 0 —
5 77802 Bryan 99 A 4 $238K
6 77808 Bryan 99 A 4 $352K
7 77840 College Station 98 A 5 $241K
8 77845 College Station 97 A 8 $350K
9 77805 Bryan — — —
10 77806 Bryan — — —
11 77841 College Station — — —
12 77842 College Station — — —
13 77843 College Station — — —
14 77844 College Station — — —
15 77862 Kurten — — —

Recommended Buyer Guides for Brazos County

When no specific signal shows up in the records, the list falls back to general water testing and filtration guides rather than staying empty.

Overview

Brazos County in Texas covers 15 tracked ZIP records with an average Home Safety Score of A (99/100) across 8 scored records.

7 of 8 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 Brazos County?
Brazos County receives an average Home Safety grade of A from its scored ZIP records (15 ZIP codes tracked); this is a composite index, not a tap-water test.
How many water systems serve Brazos County?
We map 7 public water systems to 15 ZIP codes in our data for Brazos County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Brazos County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Brazos County is flood. Across all modeled risk factors, the estimated average additional annual cost is $923 per homeowner; actual costs vary by home.
How does Brazos County compare to Texas?
Brazos County has an average Home Safety Score of 99/100 under model 4.0.0, which is at or above the Texas state average of 83/100.

How to cite this page

APA ZipCheckup. (2026). Brazos County, TX: HSS 99/100; 8 Violations. https://zipcheckup.com/county/texas/brazos/
BibTeX
@misc{zipcheckup-county-texas-brazos,
  author = {{ZipCheckup}},
  title  = {{Brazos County, TX: HSS 99/100; 8 Violations}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/texas/brazos/}
}

Page version: October 2026.

Get safety alerts for Brazos, Texas

Free updates when EPA data changes for this area. No spam.

Unsubscribe anytime. Privacy Policy.

Share This Page

X Facebook
Check your water filter options Free tool - no phone call required.