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Château sur Mer Bed & Breakfast

8.2/10286 reviewsWinthrop

Luxurious Accommodation Indulge in a stay at Château sur Mer, a charming bed and breakfast offering elegantly furnished rooms with modern amenities like flat-screen TVs and free WiFi. Some units even boast cozy seating areas for extra comfort. Convenient Location Located just 6 km from bustling Boston, our property in Winthrop, Massachusetts, provides a peaceful retreat near popular attractions. With free private parking and easy access to Logan Airport, your travels are made hassle-free. Personalized Service Relax in the shared lounge and enjoy complimentary toiletries and a hairdryer for your convenience. Let Château sur Mer (Castle by the Sea) be your home away from home during your New England getaway.

What this place offers

  • WiFi available
  • Free WiFi
  • Parking
  • Free Parking
  • Non-smoking rooms
  • Air conditioning

Policies & house rules

  • Check-in from 16:00
  • Check-out until 11:00
  • Children welcome
  • Free parking

Guests are required to show a photo ID and credit card upon check-in. Please note that all Special Requests are subject to availability and additional charges may apply. A deposit may be required at the property.

Available rooms

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286 reviews

Guests liked

  • Good location
  • Helpful amenities

Guests mentioned

  • Poor room quality
  • Service issues at check-in
  • Chris

    US · couple · Oct 2026

    9/10

    Quaint bed and breakfast in neighborhood by the water. Great breakfast!

    Noise from planes overhead. Wonderful spot

  • David

    US · couple · Oct 2026

    3/10

    The place is for sale and does not meet the online description. Stay away.

    It was located near the Cruise Port…but the UBER costs offset the price of accommodations which may have been closer. It was located in a quiet neighborhood. The proprietor was retired and nice.

    No ringing endorsement. It is an old residential home converted into a B&B. The owner resides in the basement. The adult children inhabit the 3rd floor. The rooms are on the 2nd floor and the main floor with the dining room. My room on the main floor opened into the dining room…no privacy here. The room was the size of a walk in closet. Laying on the across the bed allowed me to touch each wall. The wall mounted TV was 3ft from my pillow. There is no way to watch the TV from a chair …I had lay on the bed. The was only room for one old wooden chair. Sit in the chair or sit on the toilet to read a book. The toilet lid would not stay upright so I had to hold it in place to use the toilet. There was no hair dryer in the room. The proprietor’s granddaughter said “women don’t use those anymore “. Bedrooms only. The lounge room was filled with household junk. The breakfast was marginal. I ate when I boarded the cruise ship.

  • Susan

    US · couple · Oct 2026

    10/10

    A perfect stop over before our cruise.

    Breakfast was made perfectly. The home is beautiful and a short walk to restaurants.

  • James

    US · couple · Oct 2026

    10/10

    Joan was an excellent host! We needed an overnight option in Boston and Chateau Sur Mer was a short Uber ride from Logan. Comfy bed and lots of breakfast options. Highly recommend!

  • Geoffrey

    GB · solo_traveller · Oct 2026

    9/10

    Good stopover stay for Logan Airport.

    Authentic charm of the property and location.for airport departures. Nice neighborhood to explore and excellent restaurants nearby.

    Nothing to dislike.

Location

100 Sargent Street · Winthrop