Port Costa is a quaint and picturesque unincorporated community located in Contra Costa County, California. Nestled along the shores of the Carquinez Strait, it boasts stunning waterfront views and a rich history as a once-thriving port town. The town is known for its picturesque setting, featuring Victorian-style homes and a closely-knit community atmosphere. The area was established in the late 19th century and served as a key shipping port for goods such as grain and timber. Today, Port Costa retains its historical charm, with elements like the old warehouse and the iconic Tootsie's bar, which adds to its local character. Outdoor enthusiasts can enjoy the surrounding natural beauty, with opportunities for hiking, bird-watching, and waterfront activities. The nearby Carquinez Regional Shoreline offers scenic trails and breathtaking vistas. Despite its small size, Port Costa's unique charm, history, and close proximity to larger cities like Vallejo and Martinez make it a hidden gem worth exploring for anyone looking to escape the hustle and bustle of city life.