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how big is catalina island

Catalina Island is roughly 22 miles long, up to about 8 miles wide, and covers around 75–76 square miles (about 48,000 acres).

Quick Scoop on Size

  • Length: About 21–22 miles from east to west.
  • Width: Up to about 8 miles at its widest point (near Long Point), and only about half a mile at its narrowest (Two Harbors/Isthmus).
  • Area: Commonly given as about 75–76 square miles, or roughly 47,000–48,000 acres.
  • Coastline: Around 50–54 miles of shoreline.
  • Highest point: Mount Orizaba at just over 2,070 feet above sea level.

So if you imagine it, Catalina is big enough to feel like a mini-world of its own, but still small enough that you can get a real sense of the whole island over a short trip.

Information gathered from public forums or data available on the internet and portrayed here.