Liberty Hill, TX 78642 (Williamson County)
About this property
Beautifully designed home with over $184K in builder upgrades plus added improvements since. Set on a spacious lot with a long driveway, it features a rare 3-car garage with epoxy floors—separate single and double bays, both extended for extra storage. Inside, a welcoming entry is flanked by a formal dining room and a private office with barn doors. The main living area stands out with detailed ceilings, a fireplace, and large windows bringing in natural light. The kitchen is built for daily living and hosting, with a large island, quartz countertops, stainless appliances, gas cooktop, pantry, and bright breakfast area. A spacious laundry room with sink sits just off the kitchen. The layout offers strong separation. A private secondary bedroom with walk-in closet and full bath sits near the laundry. A large game room connects to additional bedrooms, including two sharing a Jack-and-Jill bath, plus access to the two-car garage and extra storage. The primary suite is tucked away with great natural light and a spa-style bath featuring soaking tub, walk-in shower, dual vanities, and a large walk-in closet. Other features include a guest half bath, front and back sprinklers, fenced yard, full gutters, in-wall pest control, septic system, water softener, and smart upgrades throughout the home including a smart thermostat. Bedrooms are carpeted for comfort. Enjoy outdoor living on the large balcony with roll-down shades. An attic lift system adds easy storage access. Clean layout, smart upgrades, and flexible space—built for real life and entertaining.
Property details
Location
About the Area
65 Sierra Mosca Trl is located in Liberty Hill, Texas, in Williamson County. Williamson County is the northern anchor of the Austin metro, encompassing Round Rock, Georgetown, Cedar Park, and Leander, communities that have experienced some of the fastest residential growth in the nation over the past decade. The county's western edge retains significant ranch and acreage character as the Hill Country transitions to the urban core.
The San Gabriel River flows through Georgetown and the northern reaches of the county. The terrain transitions from the limestone hills of the western county to the Blackland Prairie in the east. Stillhouse Hollow Lake on the Lampasas River sits on the Williamson-Bell county boundary, offering recreation within easy reach of the northern suburbs.
Liberty Hill had an estimated population of 6,706 as of 2023. The 78642 zip code has a median household income of $128,086, a median home value of $486,800, and a median age of 36.8. The average household size is 3.02 people.
Major employers include Dell Technologies (headquartered in Round Rock), Amazon, healthcare systems, and a massive retail and service sector supporting one of Texas's most affluent suburban populations. Georgetown consistently ranks among the fastest-growing cities in America, and the county's western acreage properties attract buyers seeking rural character with urban access.
Demographic data sourced from the U.S. Census Bureau, American Community Survey 5-Year Estimates (2023).
Listing information © 2026 Unlock MLS (ACTRIS). All data provided AS IS. Information is deemed reliable but not guaranteed. Listing courtesy of Schaible Realty.