Park Comparison

Gateway Arch vs Haleakalā

Two iconic parks, different strengths. Here's how they stack up.

Updated

The Quick Take

Gateway Arch

Gateway Arch National Park is 0.14 square miles of westward expansion history beneath a 630-foot steel monument with three million visitors.

Haleakalā

A dormant volcano where you stand above the clouds at 10,000 feet, then descend through alpine desert to rainforest in a single morning.

At a Glance

Gateway Arch Haleakalā
Crowd Level Busy Very Crowded
Best Month October July
Location MO HI
Size 0.14 sq mi 45.5 sq mi
Visitors (2024) 3.0M 732K

The Crowd Picture

Haleakalā sees less than half the visitors Gateway Arch gets, which translates to a noticeably different crowd experience on trails and at viewpoints.

Gateway Arch

Gateway Arch welcomes 3.0M visitors annually across 0.14 square miles — about 21,721,429 visitors per square mile. Congestion is high, peaking in July.

Haleakalā

Haleakalā welcomes 732K visitors annually across 45.5 square miles — about 16,098 visitors per square mile. Congestion is intense, peaking in May. A long comfortable season helps spread crowds across 12 months.

Verdict

Gateway Arch edges out Haleakalā on elbow room, though both can get busy in peak season.

When to Go

Click any month to see how conditions compare side-by-side.

Gateway Arch
J
F
M
A
M
J
J
A
S
O
N
D
Haleakalā
J
F
M
A
M
J
J
A
S
O
N
D
Low Moderate High Peak Best month

Trails & Activities

Total Trails
1.5 mi vs ✓ 29.2 mi

Haleakalā National Park has more trail mileage for exploration.

Gateway Arch Top Activities

  • photography 10/10
  • ranger programs 8/10

Haleakalā Top Activities

  • photography 10/10
  • hiking 9/10
  • scenic driving 9/10
  • backpacking 8/10
  • stargazing 8/10

Camping

Campgrounds
0 sites vs ✓ 28 sites

Haleakalā National Park offers significantly more camping options.

The Bottom Line

Choose Gateway Arch if you...

  • Want to experience Gateway Arch Monument
  • Are a first-time national park visitor
  • Love urban park and monument landscapes
or

Choose Haleakalā if you...

  • Want to experience Haleakalā Crater
  • Are looking for world-class hiking
  • Are an adventure seeker looking for thrills

Frequently Asked Questions

Which is better, Gateway Arch or Haleakalā?

It depends on what you're looking for. Gateway Arch is known for Gateway Arch Monument, while Haleakalā is known for Haleakalā Crater. Gateway Arch is less crowded, making it the better pick if solitude matters to you.

Is Gateway Arch or Haleakalā more crowded?

Gateway Arch has a congestion index of 7/10 and receives 3.0M visitors per year. Haleakalā scores 8.4/10 with 732K annual visitors. Gateway Arch is the quieter option.

When is the best time to visit Gateway Arch vs Haleakalā?

The best month to visit Gateway Arch is October, while Haleakalā is best visited in July. The different peak seasons mean you could visit one in spring and the other in fall.

Which has better hiking, Gateway Arch or Haleakalā?

Gateway Arch has 2 trail miles and Haleakalā has 29. Haleakalā offers significantly more trail variety.

Read More

Full guide to Gateway Arch → Full guide to Haleakalā →