Brazoria County, Texas
22 ZIP codes · Avg score 86/100 · Grade A · Updated
ZipCheckup grade for Brazoria County: A.
No federal data flags a major home-safety concern for this ZIP.
For households in Brazoria County, the 22 ZIP codes on record show consistently safe tap water.
How Brazoria County Compares
How Brazoria County Compares
Brazoria County scores 3 points above the Texas state average (83/100) and 13 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: Brazoria County, Texas
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 11.8 (asthma 9.4%, diabetes 12%)
Estimated additional annual cost per homeowner: $5,165, driven primarily by sea_level
46.8% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across Brazoria County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 30 violations. Past 5 years: 46 total (46 health-based). Health-based violations are rising versus the prior 2-year window - worth closer monitoring.
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
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: $5,165
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
151,886 housing units in Brazoria 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 Brazoria County
Remediation costs are relatively manageable for most homeowners in Brazoria 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 Brazoria County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Brazoria County
8 community water systems serving Brazoria County.
- A
- C
- A
- A
- A
- B
Show all 8 water systems
- A
- B
40 total water systems serve Brazoria County.
Systems with the most violations in Brazoria County
5 water systems with recorded EPA violations.
- B
- B
- A
- A
- A
All ZIP Codes in Brazoria County
22 ZIP codes tracked in Brazoria County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 77480 | Sweeny | 98 | A | 7 | $189K |
| 2 | 77531 | Clute | 97 | A | 9 | $237K |
| 3 | 77486 | West Columbia | 95 | A | 15 (1 health) | $222K |
| 4 | 77566 | Lake Jackson | 93 | A | 22 | $257K |
| 5 | 77422 | Brazoria | 90 | A | 25 (2 health) | $205K |
| 6 | 77511 | Alvin | 88 | A | 40 (1 health) | $218K |
| 7 | 75410 | Alba | 86 | A | 19 (11 health) | $189K |
| 8 | 77578 | Manvel | 84 | B | 40 | $360K |
| 9 | 77515 | Angleton | 83 | B | 58 (7 health) | $211K |
| 10 | 77541 | Freeport | 83 | B | 99 (48 health) | $163K |
| 11 | 77581 | Pearland | 82 | B | 18 | $309K |
| 12 | 77583 | Rosharon | 67 | C | 56 (4 health) | $298K |
| 13 | 77584 | Pearland | 67 | C | 46 (2 health) | $339K |
| 14 | 77431 | Danciger | — | — | — | |
| 15 | 77463 | Old Ocean | — | — | — | |
| 16 | 77512 | Alvin | — | — | — | |
| 17 | 77516 | Angleton | — | — | — | |
| 18 | 77534 | Danbury | — | — | 17 (1 health) | $256K |
| 19 | 77542 | Freeport | — | — | — | |
| 20 | 77577 | Liverpool | — | — | $258K | |
| 21 | 77588 | Pearland | — | — | — | |
| 22 | 77881 | Wellborn | — | — | — |
Recommended Buyer Guides for Brazoria County
While many sites publish identical guide lists across every county they cover, the selection here changes by location - driven by the EPA, NSF, FEMA, and CDC datasets that describe the actual conditions documented for this jurisdiction in the federal record.
- Best Water Filters for PFAS — PFAS detected in 2 ZIP codes
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Brazoria County, Texas
Overview
Brazoria County in Texas covers 22 tracked ZIP records with an average Home Safety Score of A (86/100) across 13 scored records.
14 of 14 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 70 health-based violations appear in the available health breakdown.
← Back to Texas 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.