Flatirons Golf Course is a municipal golf course on the east side of Boulder on Arapahoe Avenue.

The course is a Certified Audubon Cooperative Sanctuary providing views of The Flatirons and the Front Range. It's a challenging layout with confirming, straightforward treelined fairways with 20 sand bunkers along the fairway landing zones and guarding the greens, and water features in play on over half the holes. There are multiple tees from 4,731 yards to 6,967 yards; the white tees are 6,010 yards, 67.8/120, course/slope ratings, designed by Willie Tucker.