Diria National Park
A park in the hills above Santa Cruz running from dry forest to cloud forest, with waterfalls and few visitors.
Updated 19 October 2026
Diria covers around fifty square kilometres in the hills of the Nicoya peninsula above Santa Cruz, and the interest is the transition: from tropical dry forest on the lower slopes, which loses its leaves in the dry season, up to premontane wet and cloud forest on the ridges, so several forest types are crossed in one park. It protects the headwaters of rivers supplying the Guanacaste lowlands. Trails from the ranger station lead to the Brasil river waterfalls and to viewpoints. Howler and white-faced monkeys, coatis, and a bird list including trogons and motmots are present. It receives very few visitors compared with the coastal parks.
History
The area was made a protected zone by presidential decree on 9 July 1991 and a national wildlife refuge two years later, and in 2004 the Diriá National Forest Wildlife Refuge became a national park, part of the Tempisque Conservation Area. In April 2015 wildfires burned nearly half of the park (Wikipedia, Diriá National Park).
What's there
- Forest transition - dry forest below giving way to cloud forest above.
- The river waterfalls - the falls on the Brasil within the park.
- Viewpoints - the outlooks over the Guanacaste plain from the ridges.
- Monkeys and birds - the wildlife along the trails.
When to go
December to April in the dry season for the roads and trails, though the lower forest is leafless then. The wet season greens it but makes the access road difficult. Early morning is best.
Things to know
The access road needs four-wheel drive. Facilities are a basic ranger station. Trails are limited and marking is patchy. The dry forest is bare for much of the dry season, which surprises visitors.
Nearby
Santa Cruz lies west; Nicoya is south.
Key facts
Source: Wikidata, item Q5280758, read on 18 October 2026.
What to pack for Diria National Park
Chosen from what this place is for. Tap a kit for the full checklist.
- Broken-in walking shoes or boots - Grip and ankle support matter more than looks; never hike in brand-new boots. Find on Amazon
- Binoculars - The single best wildlife tool - even a compact pair transforms a sighting. Find on Amazon
- Layers + a waterproof shell - Mountain weather turns fast; a packable rain jacket saves the day. Find on Amazon
- A zoom camera or long lens - Animals rarely come close; reach beats megapixels. Find on Amazon
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