Menu
Home
Online Services
Travel
Drivers / Vehicles
Business
Forms
About
Search
A-Z List
Login
Cartography and Traffic Data Home
Data
Iowa Trip Generation
Vehicle-miles traveled
Secondary road miles
Miles of public roads
Volume of traffic on the Primary Road System
AUTOMATIC TRAFFIC RECORDER REPORTS
Rural interstate speed information
Turning Movement diagrams
Geospatial technologies
Digital maps
State maps
Iowa Transportation Map
Iowa Bicycle Map
State map page
State railway maps
Winter road condition map
Bridge embargo map
Vertical clearance map information
City and county maps
Traffic maps
STATEWIDE INTERACTIVE
State
County
City
Interactive Maps
Other maps
ATR location maps
Federal Functional Classification maps-UrbanListing
Federal Functional Classification maps-CountyListing
Farm-to-Market maps
District highway and transportation maps
Historical maps
Reference post maps
Order Maps
contact information
Links and resources
maps
Links and resources
City map updates
IDDEA presentations
Iowa 511 website - road closures and conditions
Iowa DOT linear referencing system project
Iowa Geographic Map Server
Secondary engineer reports
Geographic information system (GIS) and map sources
Be Communities by Bentley®
Bentley® engineering, computer-aided drafting and design software
Bing Maps
Federal Geographic Data Committee
GIS Data Depot
Google Maps
Iowa DOT GIS website
Iowa Natural Resources Geographic Information System Library
OpenStreetMap
U.S. Geological Survey National Geospatial Program
U.S. Geological Survey Geography: The National Map
Transportation websites
Federal Highway Administration
Institute for Transportation (InTrans)
Formerly the Center for Transportation Research and Education (CTRE)
National Transportation Research Center