This table shows average visitation to Zion National Park. Although the park is open all year, 70% of visitors come during the busiest 6 months (April through September). These numbers are averages from 2015 through 2019.
If you're looking for more in-depth statistics for Zion or other national parks, you can get them from the National Park Service visitor use statistics website.
Last updated: February 25, 2020