Pet Adoption Statistics USA

An estimated 4.2 million shelter animals found homes in the U.S. in 2025, and the national shelter save rate has climbed to roughly 82% — up sharply from 71% just nine years earlier. Adoption has become measurably safer for shelter pets even as intake volume remains in the millions each year.

The data below draws on the two leading trackers of U.S. shelter and rescue outcomes — the ASPCA's published shelter statistics (drawing on the same Shelter Animals Count national data collaborative) and Best Friends Animal Society's separately tracked no-kill/save-rate data — along with a widely cited figure on adoption-vs-purchase sourcing. Because ASPCA/Shelter Animals Count and Best Friends use different participating-shelter samples and methodologies, their topline intake numbers differ somewhat; both are shown side by side and labeled by source rather than blended into one number.

How Many Shelter Animals Are Adopted Each Year?

According to ASPCA data (drawing on the national Shelter Animals Count dataset), 4.2 million shelter animals were adopted in 2025 — about 2 million dogs and 2.2 million cats — a 0.7% increase over 2024. That adoption total came out of 5.8 million dogs and cats entering U.S. shelters and rescues in 2025 (2.8 million dogs, 3 million cats). Of that intake, 59% arrived as strays and 30% were surrendered by their owners. Beyond adoption, 542,000 dogs and 362,000 cats were returned to their owners or field-returned, and 530,000 dogs and 376,000 cats were transferred to other rescue organizations.

Euthanasia and Save Rates Keep Improving

The same ASPCA data reports 597,000 animals euthanized in U.S. shelters in 2025 (320,000 dogs, 277,000 cats), with the national euthanasia rate declining from 10% in 2019 to 8% in 2025. Best Friends Animal Society, using its own separately tracked national shelter dataset, reports a broader national save rate of approximately 82% in 2025, up from 71% in 2016 — an 11-percentage-point gain over nine years that Best Friends estimates has saved nearly 5 million additional pets' lives compared to if 2016 conditions had persisted. By that measure, the number of dogs and cats killed in U.S. shelters fell from 1.03 million in 2016 to roughly 400,000 in 2025 (preliminary), a decrease of about 60%.

The Push Toward No-Kill

Delaware, New Hampshire, Rhode Island, and Vermont have each achieved and maintained statewide no-kill status, meaning every shelter in those states has a save rate of 90% or higher, according to Best Friends Animal Society. As of the end of 2024, just over 1,400 U.S. shelters still needed to reach no-kill status, though nearly half of those were within 100 or fewer additional lifesaving outcomes of getting there.

Adoption vs. Buying: Where Pets Actually Come From

Shelters and rescues remain a minority source of pet acquisition overall. A widely cited figure — attributed to the ASPCA, which in turn cites an American Pet Products Association survey (the exact survey year isn't consistently specified across the sources that repeat it) — puts the share of pet dogs acquired from a shelter or humane society at 23%, and the share of pet cats at 31%. That means most pet dogs, and a majority of pet cats, are still acquired from breeders, friends and family, or other non-shelter sources.

For a state-by-state breakdown of adoption and intake rates, see our pet adoption statistics by state page.

For more on shelter and rescue capacity nationwide, see our animal shelter & rescue statistics page.

The Big Picture

Two independently tracked national datasets — ASPCA/Shelter Animals Count and Best Friends Animal Society — both point to the same overall trend even though their exact numbers differ: U.S. shelters are saving a growing share of the animals that come through their doors, even as total intake stays in the millions each year. Cats generally show a higher adoption/save rate than dogs in national data, and stray intake still outweighs owner surrender as the leading reason animals enter shelters in the first place.