Travis County, Texas
87 ZIP codes · Avg score 72/100 · Grade B · Updated
ZipCheckup grade for Travis County: B.
This ZIP looks solid, with a few items worth a quick check.
Travis County's tap water quality puts it in the upper tier nationally; the 87 ZIP codes here record few health-based violations.
How Travis County Compares
How Travis County Compares
Travis County scores 11 points below the Texas state average (83/100) and 1 points below 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: Travis County, Texas
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 9.8 (asthma 9.2%, diabetes 9%)
Estimated additional annual cost per homeowner: $1,481, driven primarily by flood
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across Travis County water systems. Health-based shown in red, total in blue.
Peak year: 2025 with 78 violations. Past 5 years: 152 total (152 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: $1,481
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 Travis County
Remediation costs are relatively manageable for most homeowners in Travis 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 Travis County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Travis County
8 community water systems serving Travis County.
- B
- C
- B
- C
- B
- C
Show all 8 water systems
- C
- A
68 total water systems serve Travis County.
Systems with the most violations in Travis County
5 water systems with recorded EPA violations.
- C
- B
- B
- B
- B
All ZIP Codes in Travis County
87 ZIP codes tracked in Travis County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 78734 | Austin | 91 | A | 2 (1 health) | $626K |
| 2 | 78733 | Austin | 87 | A | 11 (1 health) | $964K |
| 3 | 78738 | Austin | 86 | A | 16 (4 health) | $755K |
| 4 | 78612 | Cedar Creek | 81 | B | 45 (9 health) | $239K |
| 5 | 78645 | Leander | 75 | B | 44 (6 health) | $387K |
| 6 | 78701 | Austin | 74 | B | 1 (1 health) | $654K |
| 7 | 78702 | Austin | 74 | B | 1 (1 health) | $644K |
| 8 | 78703 | Austin | 74 | B | 1 (1 health) | $1354K |
| 9 | 78704 | Austin | 74 | B | 1 (1 health) | $862K |
| 10 | 78705 | Austin | 74 | B | 1 (1 health) | $628K |
| 11 | 78712 | Austin | 74 | B | 1 (1 health) | — |
| 12 | 78721 | Austin | 74 | B | 1 (1 health) | $503K |
| 13 | 78722 | Austin | 74 | B | 1 (1 health) | $662K |
| 14 | 78723 | Austin | 74 | B | 1 (1 health) | $514K |
| 15 | 78726 | Austin | 74 | B | 2 (1 health) | $649K |
| 16 | 78727 | Austin | 74 | B | 1 (1 health) | $483K |
| 17 | 78731 | Austin | 74 | B | 1 (1 health) | $840K |
| 18 | 78732 | Austin | 74 | B | 2 (1 health) | $729K |
| 19 | 78741 | Austin | 74 | B | 1 (1 health) | $377K |
| 20 | 78742 | Austin | 74 | B | 1 (1 health) | — |
| 21 | 78744 | Austin | 74 | B | 3 (1 health) | $307K |
| 22 | 78745 | Austin | 74 | B | 3 (1 health) | $459K |
| 23 | 78747 | Austin | 74 | B | 3 (1 health) | $396K |
| 24 | 78749 | Austin | 74 | B | 3 (1 health) | $531K |
| 25 | 78750 | Austin | 74 | B | 1 (1 health) | $553K |
| 26 | 78751 | Austin | 74 | B | 1 (1 health) | $701K |
| 27 | 78752 | Austin | 74 | B | 1 (1 health) | $361K |
| 28 | 78753 | Austin | 74 | B | 2 (1 health) | $344K |
| 29 | 78756 | Austin | 74 | B | 1 (1 health) | $789K |
| 30 | 78757 | Austin | 74 | B | 1 (1 health) | $630K |
| 31 | 78758 | Austin | 74 | B | 1 (1 health) | $419K |
| 32 | 78759 | Austin | 74 | B | 1 (1 health) | $634K |
| 33 | 78719 | Austin | 73 | B | 27 (1 health) | $121K |
| 34 | 78728 | Austin | 72 | B | 4 (1 health) | $393K |
| 35 | 78736 | Austin | 72 | B | 7 (2 health) | $556K |
| 36 | 78617 | Del Valle | 71 | B | 35 (1 health) | $248K |
| 37 | 78730 | Austin | 71 | B | 6 (1 health) | $1019K |
| 38 | 78735 | Austin | 71 | B | 11 (2 health) | $792K |
| 39 | 78754 | Austin | 70 | B | 11 (5 health) | $319K |
| 40 | 78725 | Austin | 67 | C | 38 (5 health) | $307K |
| 41 | 78615 | Coupland | 66 | C | 40 (9 health) | $349K |
| 42 | 78737 | Austin | 66 | C | 20 (3 health) | $689K |
| 43 | 78739 | Austin | 66 | C | 13 (2 health) | $699K |
| 44 | 78746 | Austin | 64 | C | 22 (2 health) | $1353K |
| 45 | 78660 | Pflugerville | 63 | C | 23 (12 health) | $369K |
| 46 | 78724 | Austin | 62 | C | 44 (6 health) | $295K |
| 47 | 78748 | Austin | 62 | C | 23 (4 health) | $434K |
| 48 | 78641 | Leander | 58 | C | 68 (9 health) | $453K |
| 49 | 78652 | Manchaca | 58 | C | 32 (5 health) | $481K |
| 50 | 78653 | Manor | 58 | C | 63 (13 health) | $328K |
| 51 | 73344 | Austin | — | — | — | |
| 52 | 78646 | Leander | — | — | — | |
| 53 | 78651 | Mc Neil | — | — | — | |
| 54 | 78669 | Spicewood | — | — | 49 (13 health) | $576K |
| 55 | 78691 | Pflugerville | — | — | — | |
| 56 | 78708 | Austin | — | — | — | |
| 57 | 78709 | Austin | — | — | — | |
| 58 | 78710 | Austin | — | — | — | |
| 59 | 78713 | Austin | — | — | — | |
| 60 | 78714 | Austin | — | — | — | |
| 61 | 78715 | Austin | — | — | — | |
| 62 | 78716 | Austin | — | — | — | |
| 63 | 78718 | Austin | — | — | — | |
| 64 | 78720 | Austin | — | — | — | |
| 65 | 78755 | Austin | — | — | — | |
| 66 | 78760 | Austin | — | — | — | |
| 67 | 78761 | Austin | — | — | — | |
| 68 | 78762 | Austin | — | — | — | |
| 69 | 78763 | Austin | — | — | — | |
| 70 | 78764 | Austin | — | — | — | |
| 71 | 78765 | Austin | — | — | — | |
| 72 | 78766 | Austin | — | — | — | |
| 73 | 78768 | Austin | — | — | — | |
| 74 | 78769 | Austin | — | — | — | |
| 75 | 78772 | Austin | — | — | — | |
| 76 | 78773 | Austin | — | — | — | |
| 77 | 78774 | Austin | — | — | — | |
| 78 | 78778 | Austin | — | — | — | |
| 79 | 78779 | Austin | — | — | — | |
| 80 | 78780 | Austin | — | — | — | |
| 81 | 78781 | Austin | — | — | — | |
| 82 | 78783 | Austin | — | — | — | |
| 83 | 78785 | Austin | — | — | — | |
| 84 | 78788 | Austin | — | — | — | |
| 85 | 78789 | Austin | — | — | — | |
| 86 | 78798 | Austin | — | — | — | |
| 87 | 78799 | Austin | — | — | — |
Recommended Buyer Guides for Travis County
If FEMA records flag flood-top-risk status or EPA samples show PFAS exceedances, the matching logic lifts emergency-water and PFAS-rated filtration into the recommendations - federal data drives the order, not retailer arrangements.
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Travis County, Texas
Overview
Travis County in Texas covers 87 tracked ZIP records with an average Home Safety Score of B (72/100) across 50 scored records.
51 of 51 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 56 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.