When the park closes, usually at 12:00 midnight.
Unfortunately, they have shortened park hours as well as increased ticket prices. Today's hours show from 9am-9pm. I highly recommend looking up Disneyland park hours through simple Google search while planning your trip. Some days have shorter park hours.
At whatever the park closing time is. It will go down to remove the holiday overlay from January 7 until the 17th. 2019
When the park closes.
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