Rare Opportunity: Your Private Hill Country Sanctuary with Unlimited Potential. Discover the ultimate "blank canvas" for a high-end residential compound or a luxury collector's retreat. Nestled on 4.8 sprawling acres in the prestigious Lake Travis ISD, 15005 Iowa Street offers a level of freedom rarely found in the 78734 zip code. Located within the Austin ETJ, this property is free from city zoning and city property taxes, providing the perfect landscape for a primary architectural masterpiece paired with multiple luxury "Toy Barns" or high-end garage apartments. The Vision: Imagine a private gated entrance leading to a main estate, beautiful home, and privacy near Lake Travis. Or several premium multi-bay garage structures. Following the trend of the area's most exclusive "hobbyist retreats," this acreage is ideal for constructing high-end metal or concrete buildings featuring climate-controlled bays for exotic car collections or workshops, topped with sophisticated 1-2 bedroom living quarters. Development Advantages: Jurisdiction: Situated in the Austin ETJ-No City Taxes and No City Zoning restrictions. Versatility: Ample space for a private wastewater plant or advanced septic systems, allowing for high-density luxury "condo-style" garage units. There is also city water and sewer just a few lots down the street that could possibly be expanded to the property. Privacy: Surrounded by the natural elevation and mature oaks of Cardinal Hills, ensuring a secluded atmosphere for your most prized collections. No HOA. Low Tax Rate. Infinite Possibility. Buyer and agent is responsible for verifying any and all building requirements.