910 18th Street An exceptional, one-of-a-kind 5, 326 sq ft office property in the heart of downtown Plano, thoughtfully updated with over $500, 000 in recent renovations. Currently owner-occupied, the space can be made available with 30+ days’ notice—ideal for both owner-users and investors. Blending historic charm with modern functionality, the front portion offers a warm, residential-style office environment, while the expansive rear workspace provides incredible flexibility. The layout includes four private offices in the front, reception area, kitchen area, 2 private bathrooms, a large bullpen area with four additional private offices, and additional conference rooms and open workspaces to accommodate a variety of business needs. A second-floor level in the front features three additional offices, perfect for executive or team use. Significant upgrades include four new HVAC systems, a new roof, completed foundation work, and numerous additional improvements—ensuring peace of mind for years to come. Situated on nearly half an acre, the property boasts a beautifully treed lot, abundant parking, a circular front drive, and a large enclosed yard. Two attached garages offer excellent options for storage, workshop space, or additional functionality. This is a rare opportunity to own a truly unique and beautifully upgraded property in a prime downtown location.