Round Mountain, TX 78663 (Blanco County)
About this property
Luxury Hill Country ranch with a 6,750 sq. ft. main home showcasing chef-caliber Sub-Zero, Miele, and Wolf appliances, 2 laundry rooms, a wine room, 2 primary suites, and views, views, and more views. Includes a guest house, resort-style pool, expansive outdoor entertaining area, and a barn with 4 stalls. One-third improved pasture and two-thirds native landscape with mature oaks, 3 ponds, wet-weather creeks, and abundant wildlife create prime hunting and ranching opportunities. Ideally located just 20 minutes to Horseshoe Bay Jet Center, 60 minutes to Austin, and 90 to San Antonio.
Property details
Location
About the Area
4529 Ranch Road 3347 None is located in Round Mountain, Texas, in Blanco County. Blanco County is one of the most scenic and sought-after counties in the Texas Hill Country, home to the charming town of Blanco and the world-famous Willow City Loop, a winding road through private ranch land that draws thousands of visitors during bluebonnet season each spring.
The Blanco River originates in Kendall County and flows through the heart of Blanco County, feeding spring-fed swimming holes and limestone-banked swimming areas. The Pedernales River also flows through the eastern portion of the county. Rolling hills, granite outcroppings, and post oak savannas define the landscape.
Round Mountain had an estimated population of 95 as of 2023. The 78663 zip code has a median household income of $156,829, and a median age of 59.8. The average household size is 1.93 people.
Lavender farming, vineyards, agritourism, and ranching define Blanco County's agricultural identity. The county has become a destination for weekend visitors from Austin and San Antonio, supporting a growing hospitality and short-term rental economy alongside traditional ranch operations.
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 Topper Real Estate.