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HPMS County Summary 2024
U.S Department of Transportation
Updated Oct 25, 2026
About this dataset
State DOTs provide Local and Rural Minor Collector mileage summarized by county and ownership as a direct input to the Highway Performance Management System (HPMS).
Data and resources (3)
- CSV
HPMS County Summary 2024
Modified Oct 25, 2026Table and Data API available
- JSON
HPMS County Summary 2024
Modified Aug 25, 2026
- XSL
HPMS County Summary 2024
Modified Aug 25, 2026