National Monument · Colorado, United States
Dinosaur National Monument
Dinosaur National Monument is a national monument in Colorado, United States, covering 210,282 acres (85,098 ha), established in 1915.

Photo: Rob Glover from Bradford, UK via Wikimedia Commons, CC BY-SA 2.0. Cropped and resized for display.
Park facts
| Park type | National Monument |
|---|---|
| Location | Colorado, United States |
| Area | 210,282 acres (85,098 ha) |
| Established | 1915 |
| Coordinates | 40.5333° N, 108.9833° W |
| Managed by | National Park Service |
Every fact above is taken from the sources listed below; anything no source states is left blank rather than guessed.
About Dinosaur National Monument
Dinosaur National Monument is an American national monument located on the southeast flank of the Uinta Mountains on the border between Colorado and Utah at the confluence of the Green and Yampa rivers. Although most of the monument area is in Moffat County, Colorado, the Dinosaur Quarry is located in Utah, north of the town of Jensen, Utah. The nearest Colorado town is Dinosaur while the nearest city is Vernal, Utah. Originally preserved in 1915 to protect its famous Dinosaur Quarry, the monument was greatly expanded in 1938 to include its wealth of natural history.
Description from the park's Wikipedia article (CC BY-SA), linked in the sources below.
Like Dinosaur National Monument? Visit Dinosaur National Monument’s official park page for hours and current conditions before you travel.
Airports near this park
The airports a visitor would actually fly into, nearest first — each link opens its profile on our sister site AirportProfiles.
- Vernal Regional Airport (VEL) · Vernal, United States · 28.6 miles away
- Southwest Wyoming Regional Airport (RKS) · Rock Springs, United States · 73.4 miles away
- Yampa Valley Airport (HDN) · Hayden, United States · 92.8 miles away
Parks nearby
Red Fleet State Park
Utah Field House of Natural History State Park Museum

Steinaker State Park
Point of Rocks Stage Station State Historic Site

Fred Hayes State Park at Starvation

Elkhead Reservoir State Park
More parks in Colorado
Frequently asked questions
Where is Dinosaur National Monument?
Dinosaur National Monument is in Colorado, United States (40.5333° N, 108.9833° W).
When was Dinosaur National Monument established?
Dinosaur National Monument was established in 1915, per the source listed at the foot of this page.
How big is Dinosaur National Monument?
Dinosaur National Monument covers 210,282 acres (85,098 ha).
Sources
- https://en.wikipedia.org/wiki/List_of_the_United_States_National_Park_System_official_units — Wikipedia list of National Park System official units — unit name, state, official designation.
- https://en.wikipedia.org/wiki/List_of_areas_in_the_United_States_National_Park_System — Wikipedia list of National Park System areas — year established and gross area.
- https://en.wikipedia.org/wiki/Dinosaur_National_Monument — Wikipedia article — description (CC BY-SA).
- https://www.nps.gov/dino/ — Official park page.







