3252 Principia Avenue Located in Beacon Hill with convenient access to Hwy 370, shopping, dining, parks, and St. Charles amenities, this 2-story home offers over 3, 300 sqft with 4 bedrooms, 3.5 baths, and multiple indoor and outdoor entertaining spaces. Large fenced backyard with an oversized composite deck completed in August 2025 plus a spacious patio for additional outdoor living and dining space. Main level includes ample kitchen workspace with center island, backsplash, coffee wet bar, dedicated laundry room with mud sink, fireplace, and flexible gathering areas. Upstairs primary suite features a large walk-in closet with built-ins and spacious primary bath with double sinks and additional storage. Finished lower level includes a full bath, bar area, fireplace, and bonus living space ideal for media, recreation, office, or guest use. Additional features include attached 2-car garage with built-ins, full basement, multiple fireplaces, and updated flooring in select areas. Conveniently located near Blanchette Park (~2.6 miles), Frenchtown Historic District (~2.9 miles), Schnucks (~2.6 miles), Lindenwood University (~2.1 miles), Main Street St Charles (~3.2 miles) and Katy Trail State Park (~3 miles). Includes 3D walkthrough tour for additional property viewing access. Located within the St. Charles R-VI School District with convenient access to commuter routes, recreation, dining, and shopping throughout St. Charles.