100 Adelfa Dr is listed for sale at $ 475,000. The Residential Single Family property has 4 bedrooms, 2 Full Bathrooms, 1994 square feet and was built in 1996. The lot size is 23731.5 Square feet. BROne-of-a-kind opportunities like this rarely become available in the heart of Round Rock! Situated on an oversized half-acre lot with NO mandatory HOA, this well-maintained property offers space, flexibility, privacy, and convenience all in one. Whether you are looking for a primary residence, an Airbnb opportunity, or a strong long-term investment property, the possibilities here are endless. Owned by only one owner since 1996, this home has been exceptionally cared for inside and out and remains in pristine condition. While cosmetic updates could make it your own, the home is completely move-in ready and provides an incredible opportunity to personalize at your own pace. The expansive lot offers plenty of room for entertaining, gatherings, outdoor living, future additions, or simply enjoying the extra privacy that is hard to find in Round Rock. Homes with this much land and freedom rarely hit the market in such a convenient location. Enjoy walking distance access to HEB, Walgreens, restaurants, medical offices, and everyday conveniences, plus quick access to major highways for an easy commute throughout the Austin metro area. Recent updates and maintenance include: • Roof replaced in 2020 • New septic system installed in 2025 • Termite treatment completed 2/18/2026 • Several sprinkler heads replaced 5/19/2026 • New garage door seals installed on both garage doors • Professional deep clean completed 5/20/2026 This is a rare chance to own a standout property with long-term value, unmatched lot size, and endless potential in one of Round Rock’s most convenient locations. Opportunities like this do not come around often, and this is one you will not want to miss.