The tallest tree in the world is currently Hyperion, a coast redwood tree (Sequoia sempervirens) located in Redwood National Park, California, USA. As of 2021, Hyperion stands at 379.7 feet (115.7 meters) tall.
The oldest tree in the world is a Great Basin bristlecone pine tree (Pinus longaeva) named Methuselah, located in the White Mountains of California, USA. Methuselah is estimated to be around 4,850 years old as of 2021.