How many animals are euthanized in the US?
At least 3 to 4 million a year.
There are at least 3 to 4 million animals euthanized in the US each year. This figure represents annual animal euthanasia figures in US animal shelters alone, based on Humane Society of the United States estimates released on November 23, 2009. This count does not include animals euthanized outside of animal shelters, which may far surpass reported figures.