Welcome to 149 Kings Quarry Ln in the peaceful Lake Sienna community on Anastasia Island, a beautifully maintained 3-bedroom, 2-bath pool home offering comfort, privacy, and tranquil lake views just minutes from St. Augustine Beach and historic downtown. This single-story home features 1,762 sq ft of light-filled living space with a split floor plan, ideal for everyday living or entertaining. The open concept connects the kitchen, dining, and living areas, all opening onto a screened lanai and sparkling in-ground pool overlooking the lake which you can access from your own private dock. Inside, enjoy tile and wood flooring, high ceilings, and a spacious primary suite with walk-in closet and ensuite bath. The kitchen offers ample counter space, stainless appliances, and lake views from the breakfast nook. Step outside to a private backyard surrounded by lush tropical landscaping, perfect for sunset dining, morning coffee, or weekend gatherings. Located in Lake Sienna, one of St. Augustine's most desirable island neighborhoods, residents enjoy low HOA fees (~$29/mo) and easy access to beaches, top-rated schools, shops, and dining along A1A Beach Boulevard. Whether you're seeking a primary home, vacation retreat, or investment property, this address offers the best of coastal Florida living, move-in ready and waiting for you. Additional features include a new roof in 2020, HVAC system in 2023 and tankless gas water heater in 2024, a deep two-car garage, buried power lines, and a light-touch HOA. Close to the beach, park, St. Augustine Fishing Pier and all the charm of island living, this home offers both comfort and a lifestyle that's easy to love.