15124 Grumbles Ln, Austin, TX 78738

Welcome to this ultra private enclave–an architectural masterpiece nestled on 1 acre in the heart of TX Hill Co. This 5-bed, 6-bath home features detached casita/guest house offering approx 5501 sq ft of exceptional living space, where thoughtful functionality meets luxury custom upgrades & designer finishes. This home captivates w/white oak plank flooring, stained wood beams, designer lighting all rooms, & gorgeous fireplace feature wall in main living. Gourmet kitchen is chef’s dream, showcasing Thermador appliances, 6-burner cooktop, dual dishwashers, soft-close cabinetry, dual-faucet farm sink, dual kitchen sinks & showstopping 10’x10’ hideaway pantry-ideal for entertaining. Every detail’s carefully curated, including drop zone & discrete package deliv. room w/refriger. access for modern convenience. Each bedrm features full bath & large custom closet built-ins, while office features bespoke lighting, built-in shelving + more. Media room rivals any theater, outfitted w/Epson proj., screen & aura lighting. Tech lovers will appreciate complete WAP networking in home & casita, sec system, built-in surr. sound, & EcoFlow whole home backup generator. Epoxy-coated garage is masterpiece of its own, featuring custom cabinets, under-cabinet lighting, Kinetico home water filtration & softening sys. Home also offers 6100 gal. stainless steel water tank rain water collection system. This fully automated smart home affords an effortless lifestyle. Step outside to your truly private resort oasis—complete w/stunningly designed sparkling pool, spa, water features, outdoor cabana, covered patio/kitchen & gorgeous greenery/landscaping. Casita offers tranquil retreat overlooking pool, w/private bath & hybrid sauna(infrared&traditional). W/designer paint & textures, custom vanities, and well appointed tile throughout, every inch of home exudes refined elegance. Loc. in acclaimed LTISD this home is very centrally located-30 mins Austin Int’l Airport, 30 mins DT, 20 mins Lake Travis

Signal Hill is one of the smaller, quieter neighborhoods in southwest Austin's 78748 zip code, the kind of place where neighbors actually wave from their driveways and most homes have been owned by the same families for years. Built primarily across two phases in the 1990s and early 2000s, Signal Hill sits at a price point that has become rare in Austin - a median around $425,000 puts it well below most of the city's established neighborhoods, which makes it one of the more accessible entry points into Austin ISD school zones.

Signal Hill sits in southwest Austin near the intersection of Slaughter Lane and Manchaca Road, with quick access to MoPac and I-35 for downtown commutes that run about 20 minutes outside of rush hour. South Austin's commercial corridor along Slaughter Lane handles weekly errands - H-E-B, restaurants, and shopping all within five minutes. The neighborhood backs up to wooded land that gives it a more rural feel than its proximity to major roadways would suggest.

The housing stock is straightforward Texas suburban - traditional and ranch-style homes built mostly between 1995 and 2005, with brick and stone facades, two- and three-car garages, and the kind of practical layouts that hold their value because they work for families. Lots range from 0.15 acres in the older sections to about 0.5 acres in the larger phase, with most homes between 1,800 and 3,200 square feet. Pricing typically falls between $375,000 and $525,000, with some larger lots and updated homes pushing higher.

Signal Hill is served by Austin ISD. Baranoff Elementary handles the elementary years and has a steady reputation for solid academics and engaged parent involvement. Bailey Middle School serves the middle school years, and most students continue to Akins High School. The schools are close enough that walking and biking are realistic options for elementary kids, which adds to the neighborhood character.

The lifestyle here is straightforward suburban with strong access to outdoor space. The Slaughter Creek Trail runs nearby for runners and cyclists. South Austin's restaurant scene along Slaughter and Manchaca handles casual dining and date nights. Onion Creek Metropolitan Park is a short drive south for hiking and disc golf. And the proximity to MoPac means Lady Bird Lake, Zilker, and downtown are all within reach for weekend plans.

Signal Hill works for families and first-time buyers who want Austin ISD schools without paying central Austin prices. It is more affordable than Circle C Ranch to the west and has more established trees and lot sizes than the newer Hays CISD developments further south. The tradeoff is that Signal Hill is small - inventory turns over slowly because owners tend to stay - so when something does come on the market, it usually moves fast. For buyers who can be patient and act decisively, this is one of the better-value pockets in southwest Austin.