San Antonio District Statistics

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* Certified Data provided for On-System Daily Vehicle Miles, Centerline Miles and Lane Miles are based on calendar year 2023, provided by TPP-Data Management. These mileage statistics are On-System only (under the jurisdiction of TxDOT).

Statistic Value
Square Miles 12,242
Daily Vehicle Miles * 56,406,855.749
Centerline Miles * 4,334.614
Lane Miles * 11,318.594
SDC Population Estimate 2,796,456
Combined Construction / Maintenance Expenditures (FY 2024) $1,517,479,710.83
Construction Expenditures (FY 2024) $1,206,818,754.66
Non-Contracted Maintenance Expenditures (FY 2024) $34,019,731.97
Contracted Maintenance Expenditures (FY 2024) $276,641,224.20
Vehicles Registered 2,454,068
Highway Construction Projects Percent Costing Less Than Contract Amount 81.58%
Highway Construction Projects Percent Costing More Than Contract Amount 18.42%
Fees paid for Professional Real Estate Appraisal Services in ROW Acquisition $46,150.00
Right of Way Acquisition Professional Service Fees paid to companies $950,447.02
Parcels Acquired Through Eminent Domain For Transportation Projects FY 2024 (In Acres) 20.712
Aviation Capital Improvement Grants (FY2024 Grant Awards) $19,127,544
Routine Airport Maintenance Program Grants (FY2024 Grant Awards) $800,000
Pass-Through Toll Agreements $94,620,000
Percentage Of Highway Construction Projects Completed On Time 78.95%
Construction Employees
(TxDOT Division/Office counts are available from the Microsoft Excel file.)
343
Maintenance Employees
(TxDOT Division/Office counts are available from the Microsoft Excel file.)
399