Featured Phase 1 Lots (Scroll Down for more Listings)

Lot 10 - 12.6 Acres - $795k (with well)

Now Available in Phase 1

Lot 10 | Phase One — 12.6 Acres

Welcome to Lot 10, a premier homesite within the coveted Phase One of Round Mountain Reserve — the Hill Country’s most exclusive legacy ranch community. Spanning 12.6 pristine acres, this property offers a rare blend of privacy, accessibility, and connection in a landscape defined by natural beauty and thoughtful design.

Mature oaks and native hardwoods frame panoramic Hill Country views, creating an ideal canvas for your custom estate. The gently varied terrain provides multiple build sites — from elevated vantage points perfect for sunset patios to secluded clearings nestled among trees for added privacy.

With underground electric, community propane, high-speed fiber, and a high-capacity private well already in place, Lot 10 is ready to build from day one — no waiting, no compromise.  This is a property that offers both the freedom of space and the comfort of readiness, backed by the infrastructure and quality that define Round Mountain Reserve.

For those of you wanting to wait to build, we Are now providing an extended build timeline on this lot 10 added to our tax exemption making this a nearly risk free investment.

Situated in the established and highly sought-after Phase One, you’ll enjoy the security of a gated community and the comfort of neighbors already residing nearby — creating that perfect Hill Country balance of privacy without isolation.

Whether envisioned as a family retreat, a forever home, or an investment in generational land stewardship, Lot 10 stands as a premier opportunity to be part of a community designed for those who value nature, connection, and legacy.

Lot 12 -New Construction 5 bdrm/5 bath 

Lot 12 | Phase One — 13.1 Acres
New Luxury Home Under Construction

Lot 12 is one of the most private and picturesque properties within the exclusive Phase One of Round Mountain Reserve. Spanning 13.1 wooded acres, this estate offers unmatched seclusion, dramatic northern Hill Country views, and a long, private paved driveway that winds through mature oaks before opening to your future Hill Country retreat.

Currently under construction, this 4,600-square-foot custom home has been masterfully designed to blend modern luxury with timeless Hill Country architecture. Featuring five bedrooms, five full baths, and a stunning 40 × 26-foot great room that flows seamlessly to five outdoor patios, this residence invites both grand entertaining and quiet retreat. Floor-to-ceiling windows frame sweeping vistas, while expansive indoor-outdoor living spaces celebrate the natural beauty that surrounds you.

The home is projected for completion in 2026, and early buyers have the rare opportunity to personalize finishes, fixtures, and furnishings — crafting a home that fully reflects their taste and lifestyle.

Lot 12 includes underground utilities, fiber-optic internet, community propane, and access to all Round Mountain Reserve amenities. It offers the perfect blend of luxury, privacy, and community, surrounded by other refined estates already taking shape in Phase One.

To inquire about pricing, availability, or customization options, please contact us directly. This is one of Round Mountain Reserve’s most exclusive opportunities — a private sanctuary already in motion and ready to become your Hill Country legacy.

Lot 6 - 18.9 Acres - $1.52m

Lot 17 - 12.5 Acres - $740K

Lot 18 - 12.5 Acres - $740K

Round Mountain Reserve is located in the heart of the Texas Hill Country just 45 miles west of Austin.