How large was Noah’s Ark? July 29, 2020 by Pamela Landy Noah’s Ark was 300 by 50 by 30 cubits, according to Genesis 6:15. One cubit equals 18 inches. Related Answers How many dogs and cats are there in the United States? Who are the five Mafia families of New York City? Are any of the animals on Noah’s ark specified in the Bible? When was the Ark of the Covenant last seen? What is the time setting of Raiders of the Lost Ark (1981)? Who was first approached to play Indiana Jones in Raiders of the Lost Ark (1981)?