How Big Was Noah’s Ark? 450 Feet Long, Seen in 3D



  • Genesis 6:15 gives the ark as 300 cubits long, 50 wide and 30 high, which at the common 18-inch cubit is 450 by 75 by 45 feet (137 by 23 by 14 meters).
  • At the Egyptian royal cubit of about 20.6 inches the ark was 515 feet long, and the Ark Encounter, which used 20.4 inches, is 510 feet long.
  • Whatever the cubit, the ark is six times as long as it is wide and ten times as long as it is high.
  • The ark is a quarter longer than an NFL field, end line to end line, and about half as long as Titanic.
  • It is 41 percent of the length of the aircraft carrier USS Gerald R. Ford and 38 percent of the cruise ship Icon of the Seas.
  • The team studying the Durupınar formation gives it as 515 feet, and a sketch by David Fasold as 538 feet. As of mid-October 2026, the samples drilled there have no published laboratory results.
  • Augustine read the ark’s proportions as those of a human body, a figure of Christ, and its side door as the wound in his side.

Noah’s ark was about 450 feet long. Genesis 6:15 gives its size in cubits, 300 long, 50 wide and 30 high, and at the common cubit of 18 inches that comes to 450 by 75 by 45 feet, or 137 by 23 by 14 meters. A longer royal cubit makes it 515 feet. A cubit is the length of a forearm, or as Britannica puts it, “the length of the arm from the elbow to the tip of the middle…

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