
$4,575,000
House12900 Hacienda, Austin, TX
Listings presented by Erik Applegate, REALTOR®Rudder Realty
5307 Tortuga Trl, Austin, TX 78731
Why Koti picked this home
Luxurious Lake Austin estate boasts a private boat dock and smart home features, perfect for serene waterfront living.
Discover a rare Lake Austin waterfront estate where luxury, privacy, and nature converge in a turnkey retreat designed for exceptional living and effortless entertaining. Set along the quiet, low-traffic Dry Creek inlet, this private sanctuary offers serene waterfront access and easy exploration by boat. The private two-story boathouse features an upper party deck and motorized boat lift, with a boat and custom golf cart included in the sale. At home, resort-style amenities invite relaxed days and memorable gatherings, including a pool and spa, fire pit, private sandy beach, and expansive lawn extending to the water’s edge. The lake-facing primary suite showcases breathtaking views of Lake Austin and Bright Leaf Preserve, complemented by a private balcony. Three additional ensuite bedrooms provide comfort and privacy for family and guests. A rare opportunity to embrace the finest in waterfront living, this exceptional estate is surrounded by nature and fully equipped for a lifestyle that feels like a permanent getaway.

IDX data provided by Unlock MLS, distributed via MLS GRID.Listing courtesy of Connelly Breeland, Kuper Sotheby's Int'l Realty.
IDX information is provided exclusively for consumers' personal, non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. This data is deemed reliable but is not guaranteed by MLS GRID. Based on information submitted to the MLS GRID as of Oct 28, 2026, 3:18 PM UTC. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
Listing agent (MLS attribution)
Connelly Breeland
Kuper Sotheby's Int'l Realty
Listed— $4,850,000
Jul 15, 2026
Price reduced— $4,670,500
Previously $4,850,000
Sep 25, 2026
Price reduced— $4,607,500
Previously $4,670,500
Oct 2, 2026
Price history reflects changes Koti has observed through its MLS data feed and may not capture every change to this listing. Dates marked "approximate" reflect when Koti first recorded the value, not necessarily when the change actually occurred.