• Speleothems in Miller's Chapel.

    Oregon Caves

    National Monument Oregon

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  • Cave Creek Campground Closed

    Cave Creek campground located at Mile Marker 16 is currently closed due to hazard trees.

Park Statistics

Visitation at Oregon Caves 2001-2013

Annual Monument Visitation

Year Visitors

2001 87,175

2002 84,520

2003 94,745

2004 83,701

2005 83,811

2006 78,900

2007 76,966

2008 73,774

2009 88,496

2010 86,335

2011 76,194

2012 78,164

2013 72,717

For more complete statistics, visit irma.nps.gov/Stats/

Did You Know?

Acid dew dissolves the cave wall to make small pock marks.

Carbon dioxide mixes with water that condenses on the wall of the cave to create a very weak acid. Over long periods of time this "acid dew" eats away at the marble walls of Oregon Caves making the cave larger.