The oldest national park in the Unites States saw a slight decline in visitation for May 2019 compared to record setting numbers in 2018. Yellowstone National Park hosted 434,385 visits in May 2019 making it the third busiest on record. This is a 2.8 percent decrease from 2018 (446,875 visits), which was the busiest May on record.\r\n\r\nSo far in 2019, the park has hosted 576,776 visits, up 1 percent from the same period last year. The list below shows the trend over the last five years. Year-to-date visitation in 2019 is 11 percent higher than five years ago in 2015.\r\n\r\nYear-To-Date Recreation Visits (through May)\r\n\r\n2019 - 576,776\r\n2018 - 570,823\r\n2017 - 550,486\r\n2016 - 593,755\r\n\r\nTypically the busiest month in Yellowstone is July, with 940,563 visitors in 2018.