Highway Statistics Series
Annual statistical reports on motor fuel, vehicle registrations, driver licenses, highway user taxation, mileage, travel, and highway finance, published since 1945.
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Transportation Funding and Finance Legislation Database
Database maintained by the National Conference of State Legislatures that tracks state-level legislation related to transportation funding and finance.
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Transportation Research Information Services
Bibliographic database maintained by the Transportation Research Board that indexes transportation research publications, reports, and studies.
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Freight Analysis Framework (FAF5)
A data resource from the Bureau of Transportation Statistics that models and estimates freight movement across the U.S. transportation network by mode, origin, and destination.
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National Household Travel Survey
A survey conducted by the Federal Highway Administration that collects data on Americans’ daily travel behavior, including trip purposes, modes, and frequency.
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National Transportation Atlas Database (NTAD)
A geospatial database from the Bureau of Transportation Statistics containing transportation network data, including roads, transit, aviation, and rail infrastructure across the U.S.
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Smart Location Database
Nationwide dataset of over 90 built-environment, land-use, and transit-access variables (density, land-use mix, street connectivity, transit proximity) by census block group, widely used in walkability and VMT research.
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Federal Permitting Dashboard
Government-wide tool tracking federal environmental review and authorization timelines for large or complex infrastructure projects under FAST-41, including a searchable Federal Environmental Review and Authorization Inventory and GIS data inventory.
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FHFA House Price Index (HPI)
Repeat-sales house price indexes based on tens of millions of home sales dating to the mid-1970s, covering all 50 states and 400+ cities; includes an interactive Top 100 Metro dashboard and downloadable datasets.
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Housing and Homelessness Legislation Database
Searchable database of filed and enacted state housing and homelessness bills, updated weekly; complements NCSL’s broader 50-state bill tracking tools and housing/land-use toolkits.