We noticed that you're using an unsupported browser. The TripAdvisor website may not display properly.We support the following browsers:
Windows: Internet Explorer, Mozilla Firefox, Google Chrome. Mac: Safari.
Map
Satellite
Map updates are paused. Zoom in to see updated info.
Reset zoom
Updating Map...
02/07/2017 03/07/2017
    There are no pins in your viewport. Try moving the map or changing your filters.
    • {providername} {price}
    {providername} {price}
      {listitems}
    {sold_out_text}
    We can't find prices for this accommodation
    From {rate_price} {rate_periodicity}

    La Maison de Cosi

    12 rue de la Moutiere, 78490 Montfort-l'Amaury, France
    Save
    Best prices for your stay
    02/07/2017 03/07/2017
    1 room
    • 1 room
      2 adults
      • 2 adults
        0 children
        • 0 children
          Lock in the lowest price from our partners
          US$ 154
          View Deal
          Traveller (14)
          Room & Suite (13)
          Dining (7)
          La Minotte
          28 reviews
          #2 of 3 B&Bs / Inns in Montfort-l'Amaury
           
          Hotel Saint-Laurent
          94 reviews
          #1 of 2 hotels in Montfort-l'Amaury
           
          Domaine du Verbois
          92 reviews
          #1 of 1 hotels in Neauphle-le-Chateau
           
          Abbaye des Vaux de Cernay Hotel
          500 reviews
          #1 of 2 hotels in Cernay-la-Ville
           
          Overview
          • Excellent71%
          • Very good20%
          • Average1%
          • Poor5%
          • Terrible3%
          5 May 2017
          “A country house worth a visit”
          29 Sep 2016
          “Splendid”
          Free Wifi
          Free Parking
          Breakfast included
          Air Conditioning
          Non-Smoking Rooms
          Restaurant
          Suites
          Bar/Lounge
          Kitchenette
          Multilingual Staff
          Business Centre
          Self-Serve Laundry
          Shuttle Bus Service
          All hotel details
          La Minotte
          28 reviews
          #2 of 3 B&Bs / Inns in Montfort-l'Amaury
           
          Hotel Saint-Laurent
          94 reviews
          #1 of 2 hotels in Montfort-l'Amaury
           
          Domaine du Verbois
          92 reviews
          #1 of 1 hotels in Neauphle-le-Chateau
           
          Abbaye des Vaux de Cernay Hotel
          500 reviews
          #1 of 2 hotels in Cernay-la-Ville
           
          {"widget":{"name":"ibex_photo_carousel","template":"ibex_photo_carousel__widget","dust":{"nav_controls":"ibex_photo_carousel__nav_controls"},"moduleList":["handlers"],"divClasses":"prw_rup prw_ibex_photo_carousel","js":{"handlers":"(ta.prwidgets.getjs(this,'handlers'))"}},"containerClass":null,"scriptFlags":null}
          Rooms
          2 Jul3 Jul
          |
          1 room, 2 adults, 0 children
          Standard Room

          Getting you more information on this room

          Free Cancellation
          Select
          Show Available Rooms
          Sorry, this partner no longer has rooms available on TripAdvisor. Please visit one of our 2 partner sites to see rooms from US$ 154.
          We're sorry, there are no rooms available on TripAdvisor. Please change your dates, or view all Montfort-l'Amaury hotels with availability
          Standard Room

          Getting you more information on this room

          Free Cancellation
          Select
          {"BOOKING_FEATURES": ["IB_STREAMLINED_SELECTED_ROOM","IB_NEW_REG_FLOW_INTERRUPTER","IB_SHOW_EMAIL_FOR_INSECURE_LOGIN","RCMS_INLINE_ROOM_GRID_MAX_OCC","IB_POST_BOOKING_LOGIN","IB_IRG_PERFORMANCE_METRICS","IB_IRG_MATCH_META","CHILDREN_SEARCH","IB_DW_INLINE_PASSWORD","HR_IB_EXCLUDE_TAXES_AND_FEES","IB_DW_CCNAME_WITH_AUTOCOMPLETE","IB_IRG_PERFORMANCE_METRICS_MOBILE","IB_BOOKNOW_CLEAN_WITH_ICON_SHORT_BTN","STORED_CARDS","IB_POST_BOOK_LOGIN_CTA","IB_PRICE_WINS_COPY","IB_DW_PROMPT_KNOWN_EMAIL","IB_PRICES_OUTSIDE_ROOM_BUTTON","IB_EXIT_INTERRUPTER","IB_SHOW_AMENITIES_AS_ICONS","IB_NEW_REG_FLOW","META_AIR","IB_INLINE_ROOM_GRID","IB_TIME_OF_STAY_PAYMENT_TYPES_V3","IBEX_HIGH_EQUITY_BRANDING","IB_PRICE_WINS_POST_TX","IB_BOOKING_FORM_FAVICON","IB_URGENCY_BLOCK","IB_NEW_REG_FLOW_POST_BOOK"] , "IMPRESSION_KEY": "903838655a7447c399b5b89c0e54883c", "roomSelectionModel": {"partnerInfos":[],"multiplePartners":false,"polling":{"locationId":2213921,"bookingSessionId":null,"detailedAvailabilityKey":null,"commerceContentIds":[47714861],"additionalContentIds":[],"pollCount":0,"checkin":{"day":2,"month":7,"year":2017},"checkout":{"day":3,"month":7,"year":2017},"adults":2,"child_rm_ages":"","rooms":1,"display_rooms":300,"entryPrice":154,"entryCurrency":"USD","complete":false,"formKey":"","showAllRooms":true,"genNewBookingSessionId":false,"winningProviderAtClick":"","selectedRoomKey":null,"impressionKey":"903838655a7447c399b5b89c0e54883c","navArea":null,"referringServlet":"Hotel_Review","highestMetaPrice":154,"lowestMetaPrice":154,"additionalPartner":false,"highestMetaPriceDisplay":154,"roomsToVerify":[],"clazz":null},"summary":null,"unavailable":false,"metaOffers":[],"mismatchCheckModel":null,"totalMediaCount":0,"hotelPhotos":[],"noticeHeaderMessage":null,"moreProviders":null,"lowestPricePartner":null,"showAllRooms":true,"isMetaCheaper":false,"isBookingLessThanOrEqualToMeta":null,"avgHistoricalPrice":0.0,"avgHistoricalDisplayPrice":null,"expressBookState":{"hasFullTravelerInfo":false,"hasReducedBillingInfo":false,"hasFullBillingInfo":false},"highestMetaPrice":154,"lowestMetaPrice":154,"highestMetaPriceDisplay":154,"hotelName":"La Maison de Cosi","hasSpecialTimeOfStayTaxes":false,"trackingTree":null,"trackingTreeId":null,"showPriceHoverTooltip":false,"trackingContext":"eyJzdGF0ZSI6IkhPVEVMX0FVQ1RJT04iLCJwIjoiSFJfTWFpbkNvbW1lcmNlIiwiaWRzIjp7IkJGSyI6IjkwMzgzODY1NWE3NDQ3YzM5OWI1Yjg5YzBlNTQ4ODNjIiwiQUlLIjoiY2Q1NDc4NzllYTllNDZiYmFhN2QzNWUyOWQxZDJiNTYifSwiZW50cnlTZXJ2bGV0IjoiSG90ZWxfUmV2aWV3In0=","cheaperPricesExist":false,"enableLPF":false,"priceDropPercent":0,"canExpandRooms":false,"expandRoomsToAllPartners":false,"roomSelectionKey":null,"useSupplierDirectTreatment":false,"isSupplierDirect":false,"showProviderSeparator":false,"clazz":null,"seeMoreMessage":null,"seeMoreIFrameMessage":null,"isPricelineCom":false}, "ibAvailability": true, "metaAvailability": true, "topOfferIsIB": false, "numHacTries": -1, "checkIn": "02/07/2017", "checkOut": "03/07/2017", "lowestPrice": "US$ 154", "hasDates": true, "hacComplete": false, "contentIdMappings": {"47714861":"BookingCom"}, "pollingEnabled": false, "preventScroll": false, "offerClickToken": null, "conditionalUpdate": false, "mightGetRooms": true, "divClasses": "ppr_rup ppr_priv_hr_inline_room_grid_hsx", "singlePartnerRoomGridWidget": {"widget":{"name":"ibex_room_grid_hsx","template":"ibex_room_grid_hsx__widget","dust":{"sub_header":"ibex_room_grid_hsx__sub_header"},"moduleList":["handlers","tracking"],"divClasses":"prw_rup prw_ibex_room_grid_hsx","js":{"handlers":"(ta.prwidgets.getjs(this,'handlers'))","tracking":"(ta.prwidgets.getjs(this,'tracking'))"}},"containerClass":null,"scriptFlags":null}, "multiPartnerRoomGridWidget": null, "mismatchMessage": {"widget":{"name":"ibex_mismatch_message","template":"ibex_mismatch_message__widget","dust":{},"moduleList":["handler"],"divClasses":"prw_rup prw_ibex_mismatch_message","js":{"handler":"(ta.prwidgets.getjs(this,'handler'))"}},"containerClass":null,"scriptFlags":null}, "maxRoomsToShow": 300, "isTablet": false, "roomGridRowWidget": {"widget":{"name":"ibex_room_grid_row_hsx","template":"ibex_room_grid_row_hsx__widget","dust":{"amenities":"ibex_room_grid_row_hsx__amenities","condition_col":"ibex_room_grid_row_hsx__condition_col","price_text":"ibex_room_grid_row_hsx__price_text","reservation_col":"ibex_room_grid_row_hsx__reservation_col"},"moduleList":[],"divClasses":"prw_rup prw_ibex_room_grid_row_hsx","js":{}},"containerClass":null,"scriptFlags":null}, "mismatchMessageLightbox": null, "deviceInfo": "OtherOS OtherBrowser", "bookOnTripAdvisor": "Book on <img class=\"ibHeaderImg\" alt=\"TripAdvisor\" src=\"https:\/\/static.tacdn.com\/img2\/branding\/rebrand\/TA_logo_primary.png\"\/>"}
          Write a Review
          Turn Your Opinions into Points!
          Turn your opinions into JPMiles
          Turn your opinions into PAYBACK Points
          *You can enroll in only one programme at a time to earn rewards for reviews.
          JPMiles / Payback Arrow
          JPMiles / PAYBACK
          50
          Reviews (60)
          Traveller rating
          Traveller type
          Time of year
          Language

          1 - 5 of 60 reviews

          Reviewed 5 May 2017

          Living in Paris I love having the occasion to visit the countryside and one of my favorite places to stay is Maison de Cosi in Montfort l'Amaury. Just a 30 minute train ride, I begin to relax as soon as I step off the train....More

          Thank kathleen75020
          Reviewed 29 September 2016

          La Maison de Cosi is a beautifully decorated, clean, sunny and meticulously-operated sanctuary for anyone looking for peace, quiet and a chance to explore the lovely town of Montfort de L'Amaury. The proprietor, Mme. Tomasino, speaks English, French, Italian and Spanish and goes out of...More

          Thank xiomara1960
          Reviewed 3 September 2016

          I recently stayed at Maison de Cosi along with a friend while we were attending a wedding in the area. I cannot recommend this charming hotel highly enough. We arrived to be welcomed warmly by the owner, who helped as find a nearby place to...More

          Thank Tala Q
          Reviewed 6 August 2016 via mobile

          The place was amazing, mixing its charm with the quiet of an old French village and the beauty its English garden; nicest reception you could imagine. Had a relaxing night, the room was comfortable and practical and the breakfast delicious. Our hostess was extremely helpful...More

          Thank Katy S
          Reviewed 11 September 2015

          Really nice, beautifully designed rooms. Lovely hostess, willing to help whatever you need. Sumptous breakfast with homemade jams can be recommended. Worth its price. Well situated at the border of the old city center of Montford with easy access to parking in the streets around.

          Thank Anja275
          La Minotte
          28 reviews
          #2 of 3 B&amp;Bs / Inns in Montfort-l&#39;Amaury
           
          Hotel Saint-Laurent
          94 reviews
          #1 of 2 hotels in Montfort-l&#39;Amaury
           
          Domaine du Verbois
          92 reviews
          #1 of 1 hotels in Neauphle-le-Chateau
           
          Abbaye des Vaux de Cernay Hotel
          500 reviews
          #1 of 2 hotels in Cernay-la-Ville
           
          About
          Amenities
          • Top amenities
          • Breakfast included
          • Free Parking
          • Restaurant
          • Bar/Lounge
          • Free High Speed Internet ( WiFi )
          • Hotel Amenities
          • Breakfast included
          • Business Centre with Internet Access
          • Multilingual Staff
          • Self-Serve Laundry
          • Children Activities (Kid / Family Friendly)
          • Shuttle Bus Service
          • Free Parking
          • Room amenities
          • Air Conditioning
          • Microwave
          • Refrigerator in room
          • Things to do
          • Restaurant
          • Bar/Lounge
          Details
          • Price range
          • US$ 146 - US$ 194 (Based on Average Rates for a Standard Room)
          • Room types
          • Suites ,
          • Non-Smoking Rooms ,
          • Family Rooms ,
          • Kitchenette
          • Number of rooms
          • 4
          • Reservation Options
          • TripAdvisor is proud to partner with Booking.com and Priceline so you can book your La Maison de Cosi reservations with confidence. We help millions of travellers each month to find the perfect hotel for both holiday and business trips, always with the best discounts and special offers.
          • Location
          • France >
          • Ile-de-France >
          • Yvelines >
          • Montfort-l'Amaury
          Add Photo Photos
          Traveller (14)
          Room & Suite (13)
          Dining (7)
          Hotel & Grounds (25)
          Family and Play Areas (6)
          Bathroom (3)
          Nearby
          Le Relais d'Auteuil
          12 reviews
          7.28 km away
           
          Domaine du Verbois
          92 reviews
          8.01 km away
           
          Hotel Saint-Laurent
          94 reviews
          .10 km away
           
          Nearby Restaurants
          Cafe du Coq
          67 reviews
          .31 km away
          Jardin du Kashmir
          79 reviews
          .29 km away
          Chi Fan
          147 reviews
          .28 km away
          La Caserne
          155 reviews
          .39 km away
          Nearby Attractions
          Chateau de Groussay
          28 reviews
          .80 km away
          Maison Louis Carre
          6 reviews
          3.15 km away
          La Serre aux Papillons
          86 reviews
          4.08 km away
          Haras National des Breviaires
          5 reviews
          7.98 km away
          Questions & Answers
          Get quick answers from La Maison de Cosi staff and past guests.
          Note: your question will be posted publicly on the Questions & Answers page.
          Posting guidelines
          Submit
          Room Tips
          "I believe there is one room with a kitchenette, but I did not stay in it."
          Read review
          "All rooms are nice, but very individually designed and accommodate different numbers of people. The..."
          Read review
          "the room/suite at the second floor is very large and has its own kitchen"
          Read review
          "Could hear early risers leave from room(s) above us"
          Read review
          Is This Your TripAdvisor Listing?
          Own or manage this property? Claim your listing for free to respond to reviews, update your profile and much more. Claim Your Listing