320 20TH AVENUE S Rare Opportunity in Historic Old Southeast – Vacant Lot Ready for Your Dream Home! Welcome to one of St. Petersburg’s most charming and sought-after neighborhoods—Old Southeast, where historic character meets modern convenience. This cleared and build-ready 50' x 140' lot offers the perfect canvas to design and build your custom home with the builder of your choice. Situated on a picturesque brick street with granite curbs and sidewalks, this homesite is framed by beautiful mature trees that add natural beauty and shade. With alley access at the rear of the property, you have flexibility for garage placement and an Accessory Dwelling Unit (ADU)—a valuable option thanks to favorable zoning. Enjoy the best of both worlds: a peaceful residential setting within walking distance to Lassing Park’s waterfront views, and just minutes to vibrant downtown St. Pete, its award-winning restaurants, cultural attractions, and beaches. This is a competitively priced opportunity to invest in one of the city’s most beloved historic neighborhoods. Whether you're dreaming of a classic bungalow or a modern retreat, this lot is ready for you to bring your vision to life. Don’t miss your chance to create something truly special in a location that blends charm, convenience, and community.