$3,975,000

Property Overview

Situated on over an acre of pristine Hill Country terrain, this custom 1976 residence at 18 Sundown Parkway commands a rare combination of scale, privacy, and refined living in prestigious Westlake Hills. The single-story floor plan maximizes natural light through expansive windows that frame sweeping views and create an airy, connected feel throughout the 4,126 square feet of living space. Brazilian teak wood, concrete, and tile flooring anchor interiors that blend character with modern comfort, while the recently renovated kitchen features Thermador appliances, abundant cabinetry, and a substantial island—ideal for both daily living and entertaining.

Four full bathrooms and flexible bedroom options, including a dedicated office space, serve active households and guests with ease. The primary suite showcases a wall of windows and a spa-like bathroom with stone surround, while generous secondary bedrooms offer privacy and function. A sprawling family room overlooks the resort-style backyard, complete with a resort pool, hot tub, and three-tier wraparound decking shaded by massive heritage oak trees. Two fireplaces punctuate the home's intimate gathering spaces.

This Eanes ISD-zoned property represents the serene, secluded luxury that defines Sundown Parkway, where established homes rest on expansive lots amid mature landscaping and uncompromised privacy.

Vox Residential Insight

At $963 per square foot, this home commands a premium 19% above area median, reflecting its exceptional lot size, pool amenities, and the irreplaceable location on one of Westlake's most coveted addresses. The Vox Residential team sees significant appeal for buyers seeking legacy estates with the privacy and entertainment infrastructure that Hill Country living demands.

Agent Description

This 1-story, family-friendly home has just the right amount of modern, comfort and distinctive character all on a large 1.06 acre lot, situated on a coveted and convenient street (Sundown Pkwy) in Eanes ISD. Larger than TCAD! Large spans of windows throughout the house provide abundant natural light and offer a treehouse feeling from several rooms. 4-5 bedrooms (using one as a killer office), 4 full bathrooms - renovated, Brazilian Teak wood / concrete / tile flooring, custom kitchen: stainless Thermador appliances, tons of cabinets and wall(s) of storage, large island w/ seating, 2 fireplaces, formal dining, spacious secondary bedrooms, primary suite with wall of windows, recently renovated bathroom with stone flooring and surround, large walk-in closet. The large family room, situated in the back of the house has overlooks the large, private fenced backyard with 3-tier, wrap around decking – great for entertainment – massive oak trees throughout the lot, an oversized pool/hot tub and sport court w/ basketball hoop. As a bonus, the house has nearly 1,000 sq. ft. of under house storage – great for a workshop, holiday decorations, bikes and more. Sundown Parkway is truly a special street, offering residents access to more than 15 acres of shared community grounds featuring horse stables, tennis courts, fishing ponds, and scenic hiking trails – while being close to downtown, shopping, restaurants and Austin’s major thoroughfare(s).

Neighborhood: Westlake Hills

This property is located in Westlake Hills, Austin, TX. The area is known for Eanes ISD Schools, Lake Austin Views, Luxury Estates, Hill Country Setting, Premier Address.

At $963/sqft, this listing is priced 21% above the Westlake Hills median of $794/sqft.

Property Details

Listing data last updated: July 16, 2026

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