Best Volunteering Programs in Costa Rica (2026)
Updated June 2026 · 22+ programs listed on Volentroop
Costa Rica is one of the world's top destinations for wildlife and conservation volunteering, home to 5% of the planet's biodiversity in a country the size of West Virginia. From night patrols protecting nesting sea turtles on the Pacific coast to caring for sloths and monkeys in rescue centres, there is no shortage of meaningful programs here. Not sure which type suits you? Ask an AI chatbot to describe your interests and it will point you to the right program in seconds.
This blog covers the best volunteer opportunities in Costa Rica across four categories, all verified and bookable through Volentroop.
🐢 Sea Turtle Conservation
Costa Rica has some of the world's most important sea turtle nesting beaches, active from May through November.
Sea Turtle Conservation, Ostional Beach Arribada
📍 Ostional, Nicoya Peninsula
One of the rarest wildlife spectacles on earth. Ostional Beach hosts monthly arribadas, mass nesting events where up to 300,000 olive ridley turtles emerge at once from July to November. Volunteers patrol the beach, relocate nests, build hatcheries, and guide hatchlings to the ocean.
Sea Turtle Conservation, Osa Peninsula
📍 Ojochal, Osa Peninsula
Join scientific research on Olive Ridley turtle conservation on the Osa Peninsula. Handle nesting females and eggs, run hatchery operations, and conduct night beach patrols. Lodging, meals, laundry, and WiFi included. Volunteers choose their preferred sub-projects.
Sea Turtle Conservation, Pacific Coast
📍 Nicoya Peninsula
Protect turtles along the Pacific Nicoya Peninsula through nightly beach patrols and nest protection from poachers and predators. Volunteers collect vital population data in one of the world's top turtle nesting regions. Accommodation, meals, and airport transfers included.
🦥 Wildlife Rescue & Rehabilitation
Sloth & Wildlife Rescue Center
📍 Costa Rica
Join a leading rescue centre specialising in the rehabilitation and release of sloths, opossums, monkeys, and birds. Assist with feeding, enclosure cleaning, and environmental enrichment. Shared rooms, three daily meals, and airport pickup included. Minimum 2 weeks.
Costa Rica Animal Rescue Center
📍 Turrucares, Alajuela
Rehabilitates sloths, deer, raccoons, anteaters, birds, and monkeys unable to return to nature. Two daily feedings with extensive direct animal contact. Also operates a vet hospital for release-ready animals. $40/day includes accommodation and 3 meals. Single-day volunteering available.
Nosara Animal Care, Wildlife Rehabilitation
📍 Nosara
Wildlife rehabilitation facility caring for wildlife and primates, focusing on recovery and release back into natural habitat. Located 10 minutes by tuk-tuk from Nosara surf town, making it easy to combine volunteering with Costa Rica's famous beach culture.
🐕 Animal Sanctuaries
Lands in Love, Dog & Cat Sanctuary
📍 La Fortuna
Israeli-run animal sanctuary near La Fortuna housing around 400 dogs and 300 cats. Volunteers work directly with animals alongside some maintenance tasks. Three meals daily with vegetarian and vegan options, WiFi, and accommodation all included.
Territorio de Zaguates, Land of the Strays
📍 Santa Barbara
Sanctuary for hundreds of rescued street dogs near San José, where dogs roam freely on forested trails alongside visitors. Extended volunteering positions available. Free admission, shuttle from Alajuela at 8:00 AM.
🌿 Reforestation & Community
Reforestation & Community Development
📍 Matapalo Beach
Lead reforestation and community beautification projects in a tropical beach town near Manuel Antonio National Park. Protect local flora and fauna while engaging with the community. Ideal for those wanting to combine environmental work with beach life.
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