How Big Is Hawaii? Compare Its Size in Miles, Acres, Kilometers, and More!

If you’re headed to Hawaii for vacation, you might be thinking that you’ll just hike around the island every day. Well, that could be a bit of an issue for a few reasons, not the least of which is that Hawaii is made up of a total of 137 islands. This included the eight major islands you’ve likely heard of plus the other 130 tiny, private islands, and islets in the chain.

So, just how big is Hawaii then? Could you hike any of them in a day, taking in the incredible bird life, wildlife, and stunning scenery? Let’s take a look.

How Many Acres is Hawaii?

The volcano-filled state of Hawaii, all islands together, totals 6,995,827 million acres, making it the 43rd largest state in the Union.

How Many Square Miles is Hawaii?

Total, all of the Hawaiian islands are 10,931 square miles.

Individually, the major islands look like:

• Hawai’i (the Big Island) — 4,028.0 square miles
• Kaho’olawe (Target Island) — 44.6 square miles
• Maui (the Valley Isle) — 727.2 square miles
• Moloka’i (Enlightening Isle or Friendly Isle) — 260.0 square miles
• Ni’ihau (Forbidden Isle) — 69.6 square miles
• O’ahu (the Gathering Place) — 596.7 square miles
• Kaua’i (Garden Island) — 552.3 square miles
• Lana’i (Pineapple Island) — 140.5 square miles

How Many Square Kilometers In Hawaii?

And for those of you more familiar with kilometers, Hawaii reaches a total of 28,311 square kilometers.

Each island is:

• Hawai’i — 10,432.5 square kilometers
• Kaho’olawe — 115.5 square kilometers
• Maui — 1,883.4 square kilometers
• Moloka’i — 673.4 square kilometers
• Ni’ihau — 180.0 square kilometers
• O’ahu — 1,545.4 square kilometers
• Kaua’i — 1,430.5 square kilometers
• Lana’i — 363.9 square kilometers

How Big is Hawaii Compared to Other States?

For perspective, let’s take a look at Hawaii’s size versus the country as a whole, and several other states, including the largest and smallest.