Sight Midway Geyser Basin, Yellowstone
Grand Prismatic Spring
A sight in Midway Geyser Basin, Yellowstone, free to visit and worth about 45 minutes. Best time to go: Midday.
Why go
The largest hot spring in the United States, in Midway Geyser Basin; in winter its steam drifts over the Firehole River.
It is one of 7 curated places we feature in Yellowstone, alongside 3 outdoor spots, 1 activity and 1 sight. The closest of our other picks is Fairy Falls Trail Grand Prismatic Overlook, 0.7 mi away as the crow flies. At about 45 minutes, it slots neatly between bigger plans.
- Type
- Sight · Nature
- Neighborhood
- Midway Geyser Basin
- Price
- Free
- Time needed
- 45 min
- Best time
- Midday
Nearby
Our closest curated picks, including 4 beyond Yellowstone. Distances are straight-line, not walking or driving.
- 1Fairy Falls Trail Grand Prismatic Overlook
Short climb to a raised platform above Grand Prismatic Spring for the full color rings.
Activity · Yellowstone National Park · 0.7 mi straight-line - 2Old Faithful
Yellowstone's best-known geyser, erupting roughly every 60–110 minutes.
Sight · Yellowstone National Park · 4.5 mi straight-line - 3Old Faithful
Yellowstone's best-known geyser, erupting about every 60 to 110 minutes; in winter the plume of steam towers over the snow.
Sight · 4.5 mi straight-line - 4Old Faithful Inn
1904 log hotel with a seven-story lobby and stone fireplace, open to all visitors.
Sight · Yellowstone National Park · 4.5 mi straight-line - 5Bear Pit Lounge
Small bar off the Old Faithful Inn dining room with historic etched-glass panels.
Drinks · Yellowstone National Park · 4.5 mi straight-line - 6Old Faithful Snow Lodge
The main winter lodging in Yellowstone's interior, a short walk from Old Faithful and reached only by snowcoach or snowmobile.
Stay · 4.7 mi straight-line
On these curated routes
Grand Prismatic Spring is a stop on our Grand Teton, Jackson & Yellowstone route. Open it to see the full day-by-day plan.
More to do in Yellowstone
Grand Prismatic Spring is our only sight pick in Yellowstone; here is what else we recommend there. See the full Yellowstone guide.
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Grand Canyon of the Yellowstone
Yellow-walled canyon where the 308-foot Lower Falls builds a huge cone of ice in winter.
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Mammoth Hot Springs
Travertine terraces near the North Entrance, steaming and frosted in winter, with boardwalks you can walk on your own.
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Lamar Valley
Wide valley in northeast Yellowstone with bison, elk and the park's best chances of seeing wolves in winter.
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West Yellowstone
Montana gateway town at the West Entrance, where most snowcoach and guided snowmobile tours to Old Faithful begin.
When to go
Average daily highs in Yellowstone run from 19°F in December to 72°F in July; December is usually the wettest month. For Grand Prismatic Spring itself, we suggest: Midday.
Modelled monthly averages for Yellowstone from NASA POWER, not a forecast. Full Yellowstone weather by month.
Getting there
Map links open a live search for Grand Prismatic Spring, so hours and directions come straight from the map app.
- Coordinates
- 44.52500, -110.83810
- Destination
- Yellowstone, Wyoming
Grand Prismatic Spring: quick answers
How much time do you need at Grand Prismatic Spring?
Plan on about 45 minutes at Grand Prismatic Spring. That is our curated estimate for a typical visit; groups that linger will want more.
When is the best time to visit Grand Prismatic Spring?
Our pick: Midday. Insider tip: Most snowcoach routes between Old Faithful and West Yellowstone stop here.
Is Grand Prismatic Spring free?
Yes, we list Grand Prismatic Spring as free to visit. Check locally before you go, since special exhibits, parking or tours can carry a fee.
Which TripsCircle routes include Grand Prismatic Spring?
Grand Prismatic Spring appears on Grand Teton, Jackson & Yellowstone, a curated route you can open on TripsCircle and plan with your group.
Add Grand Prismatic Spring to your crew's plan
Save it to a shared TripsCircle itinerary, settle the timing with a quick poll, and split the costs with everyone going to Yellowstone.
Plan Yellowstone
- Yellowstone travel guide 7 places
- Best time to visit Yellowstone weather by month
- Jackson to Yellowstone 79 mi straight-line
Lists & regions
Also in Yellowstone
- Grand Canyon of the Yellowstone Outdoors
- West Yellowstone Activity
Curated recommendation, not live listing data. Confirm hours, prices, bookings and access before you go.

