Williamson County MUD No. 12

Meet Rancho Sienna: a Hill Country community of approximately 1,500 homes in north Williamson County, west of downtown Georgetown, just 30 miles from Austin. This master-planned community offers residents 100 acres of natural open space, an extensive trail system, and a noteworthy central community facility, The Sienna House, complete with a pool, splash pad, fitness center, basketball court, event lawn, and a covered pavilion. In addition, the community offers two dog parks, one with dedicated areas for small and large breeds. Residents also have access to a community garden, an outdoor dining room, catch and release fishing ponds, and a vineyard park featuring both olive trees and grapevines. Rancho Sienna is landscaped by natural boulders, native wildflowers, and mature trees – finished with hillside views.

The Williamson County Municipal Utility District # 12 is a municipal utility district created by a special act of the 78th Texas Legislature, Regular Session (Acts 2003, Chapter 760, effective September 1, 2003). The creation of the District was confirmed at an election held within the District on August 13, 2005. The rights, powers, privileges, authority, and functions of the District are established by the general laws of the State pertaining to utility districts,  particularly Article XVI, Section 59 of the Texas Constitution, and Chapters 49 and 54 of the Texas Water Code, as amended.  The District is located in northwest Williamson County approximately one mile southeast of the intersection of Highway 29 and Ronald Reagan Boulevard. The District is within the extraterritorial jurisdiction of the City of  Leander.