Vacation Home Management Vacasa unlocks the possibilities of how we enjoy vacation homes. We take care of managing our homeowners’ vacation houses so they can have peace of mind (and their home when they want to). And our guests book vacations confidently knowing they’re going to find exactly what they’re looking for without any surprises. Each vacation home is always cared for by our professional local teams who implement our high cleanliness and maintenance values, while the hands-off tasks of vacation rental management--marketing, filing taxes, and maintaining a website--are handled by a specialized central support team. Our passion and focus remains true: to empower our homeowners, guests, and employees to invest in vacation.

Welcome to Casa Sirena—your private slice of paradise in the heart of Old Town Key West. This charming, single-level cottage combines island character with modern comfort, making it the perfect oasis for guests seeking a relaxing extended escape. With a minimum stay of 28 days, you’ll have time to truly unwind and embrace the slow rhythms of island life. Step inside and discover a light-filled retreat where laid-back elegance meets whimsical coastal charm. The thoughtfully curated décor—highlighted by aqua accents and a mermaid motif—sets a tranquil tone from the moment you arrive. Relax in the cozy living room with cable TV, or prepare a fresh island feast in the fully equipped kitchen featuring sleek appliances and everything you need for effortless dining at home. Outside, a spacious furnished deck and breezy patio invite leisurely mornings and sunset evenings under swaying palms—ideal for coffee, cocktails, or simply soaking in the peace of your tropical haven. With one queen bed and one double, along with fresh linens and plush towels provided, restful nights come easy. Casa Sirena also includes central AC, WiFi, a washer/dryer, and convenient dog-friendly accommodations—making it the perfect long-term home for couples, families, or remote workers in search of sun and serenity. Located just steps from famous beaches, lively Duval Street, and top-tier fishing and boating, Casa Sirena offers prime access to the best of Key West while maintaining the calm of a coastal retreat. Book your stay at Casa Sirena today and dive into the magic of island living. THINGS TO KNOW This property is managed by Vacasa Florida LLC. Vacation rentals under 28 days are not permitted under local ordinance.

1 dog(s), weighing 30lbs or less, are welcome in this home. No other animals are allowed without specific Vacasa approval. Parking notes: There is free parking available for 1 vehicle. Damage waiver: The total cost of your reservation for this Property includes a damage waiver fee which covers you for up to 3,000 dollars of accidental damage to the Property or its contents (such as furniture, fixtures, and appliances) as long as you report the incident to the host prior to checking out. More information can be found from the "Additional rules" on the checkout page. Due to local laws or HOA requirements, guests must be at least 25 years of age to book. Guests under 25 must be accompanied by a parent or legal guardian for the duration of the reservation.