A prime, sloped plot of land measuring 2,045.73 sq.m, located off-plan within the protected B2 Zone (ZEO Mesogeia) of Markopoulo (Lexana area).The property boasts an ideal south-southeast orientation, offering permanent, panoramic views over the valley and a fully landscaped garden featuring a variety of fruit trees, ornamental trees, and plants, fully supported by an officially registered private water well (borehole).The plot is fully buildable, and legally settled, having maximized its building allowance with an existing, fully authorized detached house of 180sq.m main living areas on ground/ 1st floor, plus a 90sq.m basement. Due to the natural hillside slope, the basement is daylight- accessible on one side, featuring full-sized patio doors and direct garden access.Strategic location with fast access to Markopoulo town center, Athens International Airport, Attiki Odos highway, and Porto Rafti beaches. Recent topographic survey available.