Brazoria County, Texas
22 ZIP codes · Avg score 86/100 · Grade A
ZipCheckup grade for Brazoria County: A.
Checked records flag no major concern; missing data is unknown.
Brazoria County earns an A or B, the top two of ZipCheckup's five grades, based on the average composite Home Safety Score of its scored ZIP codes. That composite can draw on drinking water records, radon zones, PFAS monitoring and air quality data, so a strong grade summarizes several sources and is not a reading from anyone's tap. Scores also vary from one ZIP code to another, and the 22 ZIP reports listed for the county show where each one stands.
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
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%)
Modeled additional annual cost estimate per homeowner: $5,052, largest modeled factor: Sea Level
29% of homes built before 1980 (lead paint was banned for residential use in 1978)
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 DWINSA infrastructure needs, EPA SDWIS violations, and EPA lead indicators.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $5,052
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
Modeled remediation costs in Brazoria 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 Brazoria County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems mapped to Brazoria County ZIP codes
8 community water systems mapped to Brazoria County ZIP codes; EPA may list more systems serving the county.
- A
- C
- A
- A
- A
- B
Show all 8 water systems
- A
- B
40 water systems mapped to Brazoria County ZIP codes in our data; EPA may list more systems serving the county.
Systems with the most violations in Brazoria County
5 water systems with violations in EPA records.
- 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
The guides listed here are chosen from this county's data, and the short note beside each one says why it made the list.
- Water Filters Certified for PFAS Reduction — 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.