National Parks Near O'Fallon, Illinois

Compare the closest National Park Service sites to O'Fallon, including 82 sites within 500 straight-line miles. 6 of these are designated National Parks.

How distance is measured: Distances below are straight-line estimates from the city coordinates to NPS site coordinates. They are not road mileage or drive times. For trails, parkways, rivers, and other corridor units, the NPS reference coordinate may not represent the nearest visitor access point. Use each park's official directions and current alerts before planning a trip.

82NPS sites within 500 mi

6NPS sites within 100 mi

6Designated National Parks

15Miles to closest NPS site

Closest National Park Service Sites

Closest NPS site

Gateway Arch National Park

National Park · 15 mi straight-line

Closest designated National Park

Gateway Arch National Park

15 mi straight-line

Nearest Sites at a Glance

Site	Designation	State(s)	Straight-line distance
Gateway Arch National Park	National Park	Missouri	15 mi
Ulysses S Grant National Historic Site	National Historic Site	Missouri	24 mi
Ste. Geneviève National Historical Park	National Historical Park	Missouri	43 mi
Lincoln Home National Historic Site	National Historic Site	Illinois	84 mi
Springfield 1908 Race Riot National Monument	National Monument	Illinois	85 mi
New Philadelphia National Historic Site	National Historic Site	Illinois	94 mi
Ozark National Scenic Riverways	National Scenic Riverways	Missouri	125 mi
George Rogers Clark National Historical Park	National Historical Park	Indiana	129 mi
Lincoln Boyhood National Memorial	National Memorial	Indiana	162 mi
Trail Of Tears National Historic Trail	National Historic Trail	Alabama, Arkansas, Georgia, Illinois, Kentucky, Missouri, North Carolina, Oklahoma, Tennessee	176 mi
Fort Donelson National Battlefield	National Battlefield	Kentucky, Tennessee	182 mi
Wilson’s Creek National Battlefield	National Battlefield	Missouri	217 mi

Nearby Sites by Distance

3 within 50 mi 6 within 100 mi 18 within 250 mi 82 within 500 mi

Designated National Parks Near O'Fallon

looking up at the curve of the Gateway Arch against the sky

Gateway Arch National Park

Missouri

15 mi straight-line

Looking out from a large cave entrance with falling water and green trees shown over the entrance.

Mammoth Cave National Park

Kentucky

228 mi straight-line

Michigan Lake beach with green grassy dunes in the background, under a blue sky.

Indiana Dunes National Park

Indiana

257 mi straight-line

Hot Springs National Park

Arkansas

331 mi straight-line

Wisps of fog hang over the forests in the mountains.

Great Smoky Mountains National Park

North Carolina, Tennessee

409 mi straight-line

People in bright orange kayaks paddle around a bend in a river, past green trees and a rocky shore.

Cuyahoga Valley National Park

Ohio

479 mi straight-line

What Types of NPS Sites Are Nearby?

National Historic Site · 16 National Monument · 12 National Historical Park · 11 National Park · 6 National Military Park · 5 National Battlefield · 4 National Memorial · 3 National Historic Trail · 3 National Recreation Area · 3 National Scenic Trail · 2 National River & Recreation Area · 2 Parkway · 2

Explore Parks Near Other Cities

Belleville, Illinois 7 mi straight-line Collinsville, Illinois 7 mi straight-line Edwardsville, Illinois 14 mi straight-line Granite City, Illinois 15 mi straight-line St. Louis, Missouri 18 mi straight-line University City, Missouri 23 mi straight-line

Plan From O'Fallon

Use these distances to compare options, then open the individual park pages for current alerts, visitor centers, campgrounds, things to do, and official directions. For road mileage, seasonal access, reservations, and closures, verify the latest information with the National Park Service before traveling.

You can also browse NPS sites associated with Illinois or browse all city starting points.