The Westerdam started sailing in 2004 . Former names: none. The Westerdam is registered in Netherlands. The Westerdam has 984 cabins. 67 percent of the staterooms on board have balconies.

You can expect between 1968 to 2362 passengers on a typical sailing. This means that at the higher number (usually peak and holiday sailings) Westerdam has a space ratio of 34.9 . (A space ratio less than 33 means that you may find the ship crowded in areas. A space ratio greater than 39 means that there should be plenty of space for each passenger.) When this ship isn't sailing at capacity the space ratio can be as good as 41.8.

The Westerdam has 817 crew members on board. There are 3 passengers for every crew member on board. There are no self serve laundromats on this cruise ship.

The ship last major refurbishment was in Apr 2017 .

There are 11 decks on this ship. The highest deck number is 11. The number of decks with passenger cabins is 7.

The following ships share the same class as this ship. This means the basic design and layout of the ship is the same. For the most part the cabins will be identical among these ships, but may be decorated differently.
2002 - Zuiderdam
2003 - Oosterdam
2004 - Westerdam
2006 - Noordam

There are 28 special needs cabins on this ship. These cabins have been modified for accessibility purposes.

This ship underwent a major upgrade in 2007. Some of the decks were extended length wise by 130 feet. 34 new passenger cabins were added to decks 6, 7 and 8. As a result some aft balconies were made narrower. Some other changes included expanding the Sea View Pool area on deck 9, Explorations Cafe replaced the Oak Room, Windstar Cafe was removed and new shops were added.

During drydock Apr 14 to 26, 2017 added Casino Bar and Billboard Onboard in place of Piano Bar and Sports Bar. Replaced Northern Lights Disco with Gallery Bar. Transformied Explorers Lounge into Lincoln Center Stage. Added 18 balcony staterooms and 7 inside staterooms to deck 10 forward. Added Retreat with Cabannas to Deck 11.