Katy, Texas
Katy has an average healthcare access score of 27/100 (Limited Access) across 4 ZIP codes. That's 15 points below the Texas state average of 42. And 17 points below the national average of 44.
People Score
Insurance, income, literacy, disability barriers (~20%)
Provider Score
Doctors, specialists, mental health, dental access (~35%)
Hospital Score
Emergency, inpatient, and screening facility access (~25%)
Travel Score
Vehicle, transit, and broadband infrastructure (~20%)
City Average
Limited Access
Grade: D
4 ZIP codes in Katy
Comparisons
Healthcare Access Map
ZIP codes in and around Katy. Click any dot to view its Healthcare Access Score.
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ZIP Codes in Katy
All 4 ZIP codes ranked by Healthcare Access Score
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FAQ
Frequently Asked Questions About Healthcare Access in Katy
How good is healthcare access in Katy, Texas?
Katy has an average CartoChrome Healthcare Access Score of 27/100 (Limited Access), measured across 4 ZIP codes inside the city. The score reflects provider density, hospital proximity, transportation access, and social-determinant barriers.
Which ZIP code in Katy has the best healthcare?
ZIP 77450 scores highest in Katy at 31/100, while ZIP 77493 scores lowest at 23/100. A 8-point gap between ZIPs in the same city usually reflects differences in specialist density and SDOH — not hospital distance.
Does Katy have healthcare deserts?
Yes. ZIP 77493 in Katy scores 23/100, qualifying as a healthcare desert (below 25/100). Even within the same city, access can collapse at the ZIP level — typically driven by specialist shortages and uninsured rates above 20%.
How many doctors are in Katy?
CartoChrome uses CMS NPPES provider records to connect Katy residents with nearby clinicians by ZIP, specialty, and travel distance. Live provider totals are refreshed through the backend data pipeline rather than estimated in this FAQ.
What ZIPs are covered for Katy?
Katy contains 4 Census ZCTA ZIP codes. CartoChrome publishes individual scores for each — see the ZIP table below. ZIP boundaries come from Census TIGER/Line shapefiles and are updated annually.
How Is This Score Calculated?
The Katy average healthcare access score of 27/100 is computed by averaging the Healthcare Access Scores across all 4 ZIP codes in the city. Each ZIP is explained through People Score, Provider Score, Hospital Score, and Travel Score.
Read Full Methodology