Updated July 2026
Best Time to Visit Oregon National Parks
Oregon has 6 National Park Service units that report visitation. Below, each is ranked by annual visits, with the month our data recommends for the best balance of light crowds, comfortable weather and daylight. Crowds peak in summer almost everywhere — the recommended months show where the quieter shoulder seasons fall.
Most-visited parks in Oregon
Fort Vancouver
Oregon, Washington
View Fort Vancouver →
Crater Lake
Oregon
View Crater Lake →Nez Perce
Idaho, Montana, Oregon, Washington
View Nez Perce →Lewis and Clark
Oregon, Washington
View Lewis and Clark →
John Day Fossil Beds
Oregon
View John Day Fossil Beds →Oregon Caves
Oregon
View Oregon Caves →| Park | Annual visits | Best time | Busiest | Quietest |
|---|---|---|---|---|
| Fort VancouverNational Historic Site | 1,071,161 | September | Jul | Dec |
| Crater LakeNational Park | 632,242 | August | Jul | Jan |
| Nez PerceNational Historical Park | 343,910 | July | Aug | Jan |
| Lewis and ClarkNational Historical Park | 244,195 | May | Jul | Dec |
| John Day Fossil BedsNational Monument | 131,119 | July | Jul | Jan |
| Oregon CavesNational Monument & Preserve | 64,354 | February | Jul | Jan |
Oregon park crowd calendar (6 parks, all 12 months)
Download the full best-months table for all 6 of Oregon's national parks — each park's month-by-month crowd index (1.0 = its average month), busiest and quietest months, and Best-Time-to-Visit score. Built from NPS visitation data. Enter your email to download; you'll also get park crowd updates — no spam, unsubscribe anytime.
Where to stay near Oregon's national parks
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Top-rated places to stay near Oregon national parks
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