Welcome to The Palace at Osowa Sien, an exclusive European retreat. This private castle, with its warm-white facade and grand tower, offers a unique stay as a personal residence.

Located in the Polish countryside, near cities like Poznan and Wroclaw, and easily accessible from Berlin and Warsaw, it’s a convenient address for up to 42 overnight guests seeking an exceptional escape. The palace is not open to the public; it’s a private home available exclusively, ensuring a truly intimate experience.

Choose from short two-night stays to longer retreats, with options ranging from self-catering to full-service, ideal for small weddings and family vacations, corporate retreats, or casual get-togethers.

What Sets Us Apart?

  • Exclusivity: enjoy a private castle experience, all to yourselves

  • Design & Comfort: it's a majestic, yet cozy private home, not a museum or hotel

  • Authentic Hospitality: feel at home with our genuine, welcoming approach

Discover a blend of exclusivity, comfort, and hospitality at The Palace at Osowa Sien, a private castle in a fairytale setting.


Want to learn more? Check out our blog, and explore our latest offers below.

Book your Exclusive Group Stay…

- Occasion

- Preferred Dates/Season

- Number of Nights

- Number of Guests (up to 42)

- Additional Details (optional)

Email us at Jamie@palaceosowasien.com

Photo: @SnapGreenStudio

Explore the Suites …

Check out our castle's unique guest suites, where historical charm meets modern comfort and coziness.

Click here to explore their interiors

Reserve an Individual Suite

Occasionally, we offer individual suite bookings for those seeking The Palace at Osowa Sien experience. Enjoy our signature atmosphere without having having to rent the accommodations exclusively. Next available dates: 22-26 April and 1-7 July 2024. WhatsApp (+48 578 900 222) to reserve.

Can't join us then? Ask to join our premium 'Friends of the Palace' list for first dibs on future dates and other nifty news.

Photo: @SnapGreenStudio

Discover More…

Learn about our slice of paradise via the blog posts, recipes, and unique offers here.