311 Service Request Heatmaps Choose a category to begin

  
Heatmap Basemap
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This map is archived. It will display automatically once 311 publishes data for this category.

Houston 311 Service Request Heatmaps

See where 311 service requests cluster across the city — all in one place.

1
Pick a category from the dropdown (top-right). Current maps and past ones (under "Old") are in the same list.
2
The heatmap shows request density — cool colors are low, warm colors are high.
3
Adjust the heat or basemap, Download CSV for the raw data, and Re-center (bottom-left) to reset the view.