16019 Fontaine Ave, Austin, TX 78734

One of Lake Traviss only estates with a transferable private marina slip lease, a pool, and over an acre estate homesite. In Vineyard Bay, a fully gated lakeside community, 16019 Fontaine Ave delivers what few addresses in 78734 can: boat access 90 seconds from your front door, resort-style community amenities, and 4,867 sq ft of custom-designed living set against Hill Country views.nVineyard Bays private marina is exclusive to residents, with only 60 of the homes having slips. The community wraps it in a full resort lifestyle: a recently renovated pool and cabana complex, a clubhouse with gym and sauna, tennis and pickleball courts, and secure boat storage, all within a gated enclave minutes from Lake Travis ISDs top-ranked schools.nInside, Elliot Johnson, AIA, and C&A Builders left their mark in every detail. A grand entry gallery opens to formal dining with a dramatic arched brick ceiling and a 500-bottle climate-controlled wine cellar. The kitchen is anchored by Thermador Professional appliances, dual islands, a wine bar, and a walk-in pantry. The main-floor primary suite is its own private oasis: white oak floors, direct pool access, a spa bath with soaking tub and oversized shower, dual vanities, and a custom walk-in closet with built-in dressers and a dedicated packing island. A second main-floor ensuite, a private study, and a powder room complete the ground level. Upstairs: two additional ensuite bedrooms, a game room, and a flexible living area for families or guest