Activities all month long at Harriman State Park! | Department of Parks and Recreation

May 2025

Mon 19

8:00 am - 5:00 pm MDT

New Billingsley Creek Campground Opens

Tue 20

5:00 pm - 8:00 pm MDT

Ada County Boater Safety Course

Wed 21

5:00 pm - 8:00 pm MDT

Ada County Boater Safety Course

Thu 22

10:30 am - 12:00 pm MDT

Museum at the Brig Ribbon Cutting

Sat 24

8:00 am - 2:00 pm MDT

FREE Boat Safety Class – Boundary County

Jun 2025

Sun 1

All day

Activities all month long at Harriman State Park!

Mon 2

All day

Activities all month long at Harriman State Park!

Tue 3

All day

Activities all month long at Harriman State Park!

Wed 4

All day

Activities all month long at Harriman State Park!

Thu 5

All day

Activities all month long at Harriman State Park!

Fri 6

All day

Activities all month long at Harriman State Park!

2:00 pm - 3:00 pm MDT

Who Was Here??

Sat 7

All day

Activities all month long at Harriman State Park!

11:00 am - 1:00 pm MDT

Guided Hike at Harriman State Park

Sun 8

All day

Activities all month long at Harriman State Park!

Mon 9

All day

Activities all month long at Harriman State Park!

Tue 10

All day

Activities all month long at Harriman State Park!

Wed 11

All day

Activities all month long at Harriman State Park!

Thu 12

All day

Activities all month long at Harriman State Park!

Fri 13

All day

Activities all month long at Harriman State Park!

2:00 pm - 3:00 pm MDT

How Do They Travel?

Sat 14

All day

Activities all month long at Harriman State Park!

9:00 am - 4:00 pm MDT

Washington County Boat Safety Class

10:00 am - 3:00 pm MDT

IDFG Free Fishing Day

Sun 15

All day

Activities all month long at Harriman State Park!

Mon 16

All day

Activities all month long at Harriman State Park!

Tue 17

All day

Activities all month long at Harriman State Park!

Wed 18

All day

Activities all month long at Harriman State Park!

Thu 19

All day

Activities all month long at Harriman State Park!

Fri 20

All day

Activities all month long at Harriman State Park!

2:00 pm - 3:00 pm MDT

What is an Ungulate?

Sat 21

All day

Activities all month long at Harriman State Park!

Sun 22

All day

Activities all month long at Harriman State Park!

Mon 23

All day

Activities all month long at Harriman State Park!

Tue 24

All day

Activities all month long at Harriman State Park!

Wed 25

All day

Activities all month long at Harriman State Park!

Thu 26

All day

Activities all month long at Harriman State Park!

Fri 27

All day

Activities all month long at Harriman State Park!

Sat 28

All day

Activities all month long at Harriman State Park!

Sun 29

All day

Activities all month long at Harriman State Park!

Mon 30

All day

Activities all month long at Harriman State Park!

ver: 3.5.2 | last updated: June 4, 2025 at 01:42 pm