Discover US Parks / Park free days / South Dakota
South Dakota state parks free days 2026
Open House Weekend, free entry to all state parks and recreation areas, every year the weekend before Memorial Day.
At a glance
Free days Regular day-use fee: $10 per vehicle
Free days
- May 15Open House Weekend (through May 17)Passed
Confirmed = announced for this year. Expected = a yearly tradition not yet announced; check before you go.
Source: travelsouthdakota.com · checked Sunday, November 1, 2026
National parks in South Dakota
The next national park fee-free day is Wednesday, November 11 (Veterans Day). It applies at national parks and monuments in South Dakota too. All national park free days.