Texas Drug Overdose Zones — Census Tract Polygons (2025)
1349 overdose zones across Texas, each a merged group of census tracts. The CDC combines tracts into zones of 10,000+ people to protect privacy while showing sub-county geographic patterns. Darker red = higher overdose death rate. The highest rates cluster in urban cores and along major highways. Source: CDC NCHS Mapping Injury, Overdose & Violence (data.cdc.gov, March 2026).
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Fields
| Name | Filled | Example |
|---|---|---|
| name | 100% | Tarrant |
| count | 100% | 1-9 |
| title | 100% | Tarrant |
| county | 100% | Tarrant |
| tracts | 100% | 4 |
| content | 100% | ## Tarrant **Overdose Rate: 27.1 per 100,000** - Deaths (1 |
| population | 100% | 17699 |
| data_display | 100% | 27/100K |
| rate_per_100k | 100% | 27.1 |