Transportation Departments in Houston, Texas

There are 14 Transportation Departments in Houston, Texas, serving a population of 2,267,336 people in an area of 630 square miles. There is 1 Department of Transportation per 161,952 people, and 1 Department of Transportation per 44 square miles.

In Texas, Houston is ranked 274th of 2209 cities in Transportation Departments per capita, and 263rd of 2209 cities in Transportation Departments per square mile.

List of Houston Transportation Departments

Find Houston, Texas departments of transportation, highways, roads, and bridge departments.


Harris County Road Authority 650 West Sam Houston Parkway South Houston, TX

Harris County Road Maintenance 1202 Genoa Red Bluff Road Houston, TX

Harris County Road Maintenance 15530 Milner Road Houston, TX

Harris County Road Maintenance 16635 Clay Road Houston, TX

Harris County Toll Road Authority 1855 South Sam Houston Parkway West Houston, TX

Harris County Toll Road Authority 14730 East Hardy Road Houston, TX

Harris County Toll Road Authority 3365 North Sam Houston Parkway West Houston, TX

Harris County Toll Road Authority Administrative Office 7701 Wilshire Place Drive Houston, TX

Houston Transportation Department Maintenance 7721 Washington Avenue Houston, TX

Texas Department Of Transportation 7303 Mesa Drive Houston, TX

Texas Department of Transportation 6810 Old Katy Road Houston, TX

Texas Department of Transportation 702 Farm to Market Road 1959 Houston, TX

Texas Department of Transportation 7600 Washington Avenue Houston, TX

US Transportation Department Houston 9640 Clinton Drive Houston, TX

About Houston Departments of Transportation

Houston Departments of Transportation are branches of Texas State,, or Federal government whose mission is to plan for and develop a fast, efficient, accessible, and convenient transportation system and infrastructure that effectively serves the citizenry and promotes economic vitality in Houston, TX.

You may contact the Department of Transportation for questions about:
  • Houston DOT compliance training
  • DOT number lookups
  • Road, interstate and highway traffic and closures
  • Road toll and travel information
  • Houston Transportation Dept jobs and employment

Houston Transportation Statistics

Find Houston Means of Transportation To Work and Commute Transportation Times. Data Source: U.S. Census Bureau; American Community Survey, 2017 ACS 5-Year Estimates.

Houston Means of Transportation To Work
 HoustonTexas
Total Workers (Age 16+)1,050,52411,988,267
Car, Truck, or Van958,21911,397,327
Car, Truck, or Van - Drive Alone834,67510,097,917
Car, Truck, or Van - Carpool123,5441,299,410
Car, Truck, or Van - Carpool, 2 Person90,480970,244
Car, Truck, or Van - Carpool, 3+ People33,064329,166
Public Transportation (Excluding Taxi)43,050187,311
Bus or Trolley Bus40,749162,449
Streetcar or Trolley Car, Subway or Elevated1,67412,565
Railroad or Ferry Boat62712,297
Walking23,172195,192
Taxi, Motorcycle, Bicycle, or Other Means26,083208,437
Houston Commute Transportation Times
 HoustonTexas
Less than 10 Minutes82,7641,459,425
10 to 14 Minutes122,2461,623,889
15 to 19 Minutes154,2851,888,375
20 to 24 Minutes169,4351,735,957
25 to 29 Minutes67,226712,218
30 to 34 Minutes206,1831,783,326
35 to 44 Minutes77,661781,980
45 to 59 Minutes88,1621,026,398
60 Minutes or More82,562976,699