
The construction of Williamson County's latest addition to its architectural portfolio, a new administration building, has crossed a significant threshold by completing the dry-in stage. This step is a builder's green light, indicating that the building's exterior—roof, windows, and doors—are fully installed, making it immune to the whims of weather during the continuation of its interior construction. Housed at 1848 Texas Trail in Georgetown, the facility will be the nexus of administrative operations for the county.
The gears are now in motion indoors, with workers busily installing essential fixtures ranging from doors and hardware to the networks of fire sprinklers, alarms, and security systems that, when complete, will form the building’s interior circulatory system. After the dry-in phase was reported by WilcoTx.gov, the spotlight shifts to the 'substantial completion,' an upcoming phase scheduled for the spring of 2026.
The heart of the county’s bureaucracy, the three-story complex, will serve as the headquarters for several key offices, including the County Judge, Commissioners Court, and the Tax Assessor/Collector's office, which notably features a drive-through for streamlined public service. The project, both designed and brought to life through the collaboration of Marmon Mok and Chasco Constructors, respectively, represents a $90 million investment in the future of Williamson County's administrative infrastructure, bankrolled by the 2021 Tax Anticipation Note.
With the final touches anticipated by summer 2026, the administrative hub is poised to be a cornerstone of efficiency and service for the people of Williamson County. When doors eventually open, residents will find a modern facility ready to tend to their civic needs, from legal queries to budget planning.









