The park encloses 309,995 acres, or a little more than 484 square miles.
Grand Teton is the highest mountain in the Teton Range. It is 13,770 feet tall.
There are four basic types of animal habitats in the park: alpine, forest, sagebrush and that of the rivers, lakes, and streams.
The park is home to a wide variety of animals, including both black and grizzly bears, wolves, foxes, coyotes, cougars, bobcats, bison, big-horned sheep, moose, elk and deer.
In January, temperatures in the park range between a norm of 25 degrees F by day and just below 0 degrees F at night. July weather sees highs in the upper 70s and lows in the upper 30s.
The park has 17 trail areas, most with more than one trail per area. Roughly 200 miles of trails cover a range of difficulties, and strung together they can make long distance, backcountry hiking possible.