• The Great House at Casa Grande Ruins stands out for miles

    Casa Grande Ruins

    National Monument Arizona

Operating Hours & Seasons

Casa Grande Ruins National Monument is open every day of the year from 9:00 a.m. to 5:00 p.m. except Thanksgiving Day and December 25th when we are closed.

 
An afternoon view of the Casa Grande (Big House) from the southwest.
Afternoon view of the "Big House" from the southwest.
Jim Creager
 

Please Note: Casa Grande Ruins National Monument changed visitor hours to 9:00-5:00 beginning May 1, 2009.

  • Fees & Reservations Fees & Reservations

    Detailed information about entry fees, park passes, fee waivers, and reservations. Read More

Did You Know?

A burrowing owl guarding its burrow at Casa Grande Ruins.

Burrowing owls are unique among birds because they nest underground in existing ground squirrel, coyote, and badger burrows. They are also commonly associated with humans and will frequently nest in burrows along irrigation ditches, canals, and even in people’s yards.