[[800]]404 Avondale St is listed for sale at 1,642,000. The Single-Family property has 5 bedrooms, 5 Full Bathrooms, 3693 square feet, and was built in 1912. The lot size is 6500 Square feet.[[500]]A rare generational treasure, this fully restored historic estate seamlessly marries original architectural elegance with modern luxury. Situated on a 6,500 sq ft lot minutes from Rice University, St. Thomas, top museums, parks, and dining, this turn-key classic offers unmatched versatility. The 3,163 sq ft main home features preserved period details: restored trim, hardware, windows, doors, moldings, built-ins, and hardwood floors. Main-level living flows to sprawling porches for effortless entertaining. Upstairs holds a primary suite with en-suite bath, a Jack-and-Jill suite, plus an extra bed and bath. A private 528 sq ft 1-bed/1-bath apartment above the garage adds flexible living or income space. Complete 2026 mechanical upgradesHVAC, electrical, plumbing, and roofensure total longevity. Fully permitted and COH and Historic Society-approved. A 5-bed, 5-bath historic home of this caliber is extremely rare. Schedule your private showing today!