Old Southeast Neighborhood – St. Petersburg, FL Old Southeast is one of St. Petersburg’s most charming waterfront neighborhoods, known for its historic homes, artistic vibe, and unbeatable location. Just 5 minutes from downtown St. Pete, this friendly community offers quick access to restaurants, shops, museums, and the city’s thriving waterfront district. The heart of the neighborhood is Lassing Park, a gorgeous bayfront greenspace perfect for paddleboarding, dog walking, or enjoying peaceful sunrise views. Its open shoreline and quiet atmosphere make Old Southeast a standout for buyers seeking true coastal living. With a mix of restored bungalows and unique historic homes, Old Southeast attracts those looking for character, convenience, and a strong sense of community. Whether you’re relocating or investing, Old Southeast is a highly desirable St. Petersburg neighborhood with lasting appeal.