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City
Traffic Crashes - Crashes
City of Chicago —
Crash data shows information about each traffic crash on city streets within the City of Chicago limits and under the jurisdiction of Chicago Police Department (CPD).... -
Federal
Next Generation Simulation (NGSIM) Vehicle Trajectories and Supporting Data
Department of Transportation —
Click “Export” on the right to download the vehicle trajectory data. The associated metadata and additional data can be downloaded below under "Attachments".... -
Federal
National Bridge Inventory NGDA
Federal Geographic Data Committee —
The National Bridge Inventory dataset is as of June 20, 2025 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of Transportation... -
University
Highways: Interstate, US & State
Earth Data Analysis Center, University of New Mexico —
This dataset contains lines for all highways in the state of New Mexico. It is in a vector digital data structure digitized from a USGS 1:500,000 scale map of the... -
Federal
Weekly Traffic Volume
Department of Transportation —
This dataset contains the estimates of the vehicle miles traveled (VMT) for interstate highways and how the total travel measured by VMT compares with travel that... -
University
NM GPS Roads
Earth Data Analysis Center, University of New Mexico —
This dataset contains a vector digital representation of all interstate highways, all US highways, most of the state highways, and some county roads in New Mexico. -
State
State Welcome and Visitor Centers
State of Maryland —
The State of Maryland operates numerous welcome centers and rest areas at major gateways and strategic locations within the state. The major facilities are located on... -
State
E- ZPass Usage Statistics: Beginning 2008
State of New York —
This data set contains the number and percentage of vehicles that used E-ZPass or Cash by year by plaza on the NYS Thruway beginning in 2008. -
State
Monthly HELP (Highway Emergency Local Patrol) Assists: Beginning 2010
State of New York —
The HELP (Highway Emergency Local Patrol) file provides the number of motorists assisted by month, by region, in vehicles traveling on over 1,450 miles of limited... -
State
Connecticut Routes
State of Connecticut —
It is derived from the Connecticut Route Segments layer, which is based on spatial information from the U.S. Bureau of Census that was published for Connecticut by... -
State
Connecticut Road
State of Connecticut —
Connecticut Roads and Trails is 1:24,000-scale base map data. It depicts the location of all roads and trails published on the USGS topographic quadrangle maps. For... -
State
State Welcome and Visitor Centers
State of Maryland —
The State of Maryland operates numerous welcome centers and rest areas at major gateways and strategic locations within the state. The major facilities are located on... -
State
Interstates
State of Maryland —
Maryland Roadway Centerline data consists of linear geometric features which represent the street centerline for all public roadways in the State of Maryland. The... -
University
New Mexico, 2010 Census, Primary and Secondary Roads
Earth Data Analysis Center, University of New Mexico —
The TIGER/Line Files are shapefiles and related database files (.dbf) that are an extract of selected geographic and cartographic information from the U.S. Census... -
State
CT Buffered Road
State of Connecticut —
Connecticut Buffered Roads is 1:24,000-scale base map data. This layer is intended to be used with the Roads and Trails layer to reproduce the cartographic symbology... -
State
DOT Scenic Land Strips
State of Connecticut —
Department of Transportation (DOT) Scenic Land Strips contains parcels, generally long narrow strips of land, that were purchased by the DOT under the Federal Highway... -
City
Street Range
City of Baton Rouge —
Line geometry with attributes displaying street range segments in East Baton Rouge Parish, Louisiana.Metadata