Last updated October 29, 2025
Capybaras are the largest rodents on Earth, native to South America, and naturally live in semi-aquatic habitats—typically near ponds, rivers or wetlands. As pets, they present a unique set of challenges: they grow large (often over 100 lbs), require constant access to water for swimming and cooling, and are highly social creatures that thrive in groups rather than isolation.
From a legality and welfare perspective, several key issues emerge:
States such as Texas, Arizona, Alabama, North Carolina, South Carolina, and Minnesota allow private capybara ownership with few or no state-level permit requirements. The regulatory environment is typically more permissive because capybaras are treated similarly to large exotic rodents or livestock in these jurisdictions. This often reflects warmer climates, lower perceived ecological risk, and fewer restrictions on exotic-pet ownership.
About twenty states, including Florida, Tennessee, Virginia, Illinois, Wisconsin, and Washington, allow ownership only under regulated conditions: obtains a permit, meets housing/containment standards, may require inspections or special enclosures. States in this category balance the demand for exotic pets with welfare and ecological protection by placing oversight on owners. For example Florida classifies capybaras under “Class III Wildlife” requiring detailed application.
California, Colorado, Oregon, Massachusetts, Connecticut, Alaska, and Vermont prohibit private ownership of capybaras entirely, typically due to concerns about non-native species becoming invasive, animal-welfare issues given their size and habitat needs, and public safety or environmental risk. California, for instance, lists capybaras among “restricted animals” and imposes heavy penalties for possession.