Red rocks hours change. It would be best to check their website. The have a lot of info and it's easy to navigate.
Deoends on the gig. Most i think is 7pm though.
Always check when gates open before each show ☺
The hours change depending on which event you're interested in. Generally the gates open an hour before the event, sometimes 2 hours.
Usually the gates open two hours or so before the concert begins.
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