3531 RM-3347 - Lot 16, Round Mountain TX 78663
MLS #242605952 · Compass RE Texas, LLC · Liam McArdle McArdle
About this home
On top of the ridge at RanchesAt Big Mountain, Lot 16 is an under-construction Hill Country showcase estate positioned on 12.45 private acres with rare 360-degree views stretching toward Packsaddle Mountain, Lake LBJ, Marble Falls, and the surrounding Hill Country. Carefully positioned and designed to take full advantage of its ridge-top setting, the 6,088-square-foot residence is being built by Keith Wing for luxury ranch living and large-scale entertaining. The home features 5 bedrooms, 5 full baths, 1 half bath, expansive indoor-outdoor living, a resort-style pool, screened outdoor living area, game room, study, and loft. The homesite offers privacy, native landscape, and long-distance views from one of the community’s premier ridge-top settings. RanchesAt Big Mountain is a private gated luxury acreage community spanning approximately 401 acres with only 27 homesites, offering the space and privacy of ranch ownership with the ease of gated access, private roads, underground utilities, and a cohesive community setting. Wildlife is present throughout the ranch, including blackbuck, Arabian oryx, fallow deer, and native whitetail. Lot 16 is part of the RanchesAt Reserve Collection, a limited offering of available showcase homes selected for their visibility, setting, and role in shaping the community’s architectural tone.
Property details
- Property type
- Residential · SingleFamilyResidence
- Status
- Active
- Year built
- 2026
- Full baths
- 5
- Half baths
- 1
- Lot size
- 12.45
- Subdivision
- RanchesAt Big Mountain
- MLS area
- BL
- MLS #
- 242605952
Features
Interior features
- Bar
- Built-in Features
- Ceiling Fan(s)
- High Ceilings
- Quartz Counters
- Storage
- Study/Home Office
- Walk-In Closet(s)
- Washer Hookup
Exterior features
- Barbecue
- Uncovered Courtyard
- Gas Grill
- Outdoor Grill
- Private Yard
Additional details
- Parking
- Additional Parking, Attached Carport, Golf Cart Garage, Guest
- Garage spaces
- 3
- Roof
- Metal
- Foundation
- Slab
- HOA
- $1,800 / annually
Location
View Street ViewLoading map…
Schools
Assigned schools per the MLS.
- School district
- Johnson City ISD
- Elementary
- Lyndon B Johnson
- Middle
- Lyndon B Johnson
- High
- Lyndon B Johnson (Johnson City ISD)
Comparable homes near 3531 RM-3347 - Lot 16
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Getting around
- Downtown Austin
- 47.1 mi
- Austin-Bergstrom Airport
- 53.1 mi
Straight-line distance, not drive time.
Market insights
Compared with 12 active homes in ZIP 78663 · HomeLocating listings
At $6,000,000, this home is priced 390% above the $1,224,500 median across 12 active homes in ZIP 78663.
Estimated monthly payment
Home price
$6,000,000
Down payment
20% ($1,200,000)
Loan details
30-yr fixed, 6.50%
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Listing courtesy of Compass RE Texas, LLC · Liam McArdle McArdle
Listing data last updated Oct 2, 2026, 11:46 PM
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