Grand Teton vs Yellowstone, side by side.
The two parks look similar in summer and diverge in winter. Yellowstone is larger overall, but its steep road-driven curve is the key difference.
| Metric | Grand Teton | Yellowstone |
|---|---|---|
| Recreation visits (2025) | 3,800,648 | 4,762,988 |
| 5-year average annual visits | 3,507,486 | 4,431,841 |
| Busiest month | July | July |
| Quietest month | December | November |
| Peak-to-quiet ratio | 14.8 to 1 | 38.8 to 1 |
| Months at 80%+ of peak | 3 | 4 |
Two crowd curves, month by month.
Laid out side by side, the two mountain curves track each other closely through summer and then pull apart at the cold-weather edges.
Share of Grand Teton's own busiest month
Share of Yellowstone's own busiest month
| Month | Grand Teton avg visits | Grand Teton % of peak | Yellowstone avg visits | Yellowstone % of peak |
|---|---|---|---|---|
| January | 57,211Jan | 8% | 42,153Jan | 5% |
| February | 55,933Feb | 8% | 44,668Feb | 5% |
| March | 64,755Mar | 9% | 33,479Mar | 4% |
| April | 75,333Apr | 10% | 73,470Apr | 8% |
| May | 305,741May | 42% | 508,111May | 55% |
| June | 632,518Jun | 86% | 830,987Jun | 90% |
| July | 732,380Jul · busiest | 100% | 922,896Jul · busiest | 100% |
| August | 672,439Aug | 92% | 820,128Aug | 89% |
| September | 564,320Sep | 77% | 796,027Sep | 86% |
| October | 247,505Oct | 34% | 302,468Oct | 33% |
| November | 50,017Nov | 7% | 23,807Nov · quietest | 3% |
| December | 49,334Dec · quietest | 7% | 33,648Dec | 4% |
Through the warm months these curves track each other closely. Both peak in July (about 732,000 at Grand Teton, 923,000 at Yellowstone) and both carry roughly three-quarters of their year in the June-through-September stretch. Grand Teton climbs a little earlier, jumping to about 42% of peak in May as its valley greens up, while Yellowstone's May sits near 55% as its interior roads reopen in stages.
The split comes at the edges. Yellowstone's curve is the steeper of the two, close to 39 to 1 from peak to trough, because its interior loop roads close to wheeled vehicles for roughly half the year and November collapses to about 24,000 visits, its single quietest month. Grand Teton is less extreme, around 15 to 1, because its main valley highway stays open through the winter, so the park keeps a cross-country-ski and wildlife-watching crowd rather than emptying out. The result is a quiet inversion: from November through April, Grand Teton runs busier than its far larger neighbor, month for month, even though Yellowstone pulls well ahead once summer opens the roads.
Which is better when.
In summer the two are close and it is a coin flip on crowds. The picks that matter are in the shoulders and winter, where the road calendars pull the parks apart.
| Month | Better-timed pick | Why |
|---|---|---|
| January | Grand Teton | Grand Teton's valley road stays plowed for winter visitors while Yellowstone's interior is closed to cars (about 57,000 vs 42,000). |
| February | Grand Teton | Same winter-access edge; Yellowstone's interior runs on snowcoach access only. |
| March | Grand Teton | Grand Teton stays ahead of a closed-interior Yellowstone (about 65,000 vs 33,000). |
| April | Grand Teton | Yellowstone's roads are mostly still being plowed; both parks are near their spring low. |
| May | Yellowstone | Yellowstone's interior reopens in stages (about 508,000) and pulls ahead of Grand Teton. |
| June | Either | Both near their peak; Yellowstone is busier in raw numbers. |
| July | Either | Peak season at both (about 923,000 vs 732,000). |
| August | Either | Both at or near their summer high. |
| September | Either | Both ease into strong shoulder months; Grand Teton's elk begin to move and the mosquitoes are gone. |
| October | Either | Both fall back as early snows arrive; Yellowstone is a bit busier (about 302,000 vs 247,000). |
| November | Grand Teton | Yellowstone hits its single quietest month as the interior closes; Grand Teton keeps more visitors. |
| December | Grand Teton | Winter access favors Grand Teton's open valley over Yellowstone's snowcoach-only interior. |
Different trips, not a ranking.
Grand Teton and Yellowstone are neighbors, not competitors, and the standard trip does both. Yellowstone is the vast geyser-and-wildlife loop; Grand Teton is the sharp mountain front and valley just to its south. The data does not pick a favorite. What it shows is a timing difference: in summer the two rise and fall together, so crowds are not the deciding factor, but in winter Yellowstone's closed interior and Grand Teton's open valley send them in opposite directions. Use the month table to sequence a combined trip, and lean toward Grand Teton if you are traveling in the cold months when much of Yellowstone is only reachable by snowcoach.
Common questions.
Is Grand Teton or Yellowstone more crowded?
Yellowstone overall, averaging about 4.4 million recreation visits a year to Grand Teton's 3.5 million, and it is much busier in summer. But from November through April Grand Teton runs busier, because Yellowstone's interior roads close to cars and its crowd nearly vanishes.
Which is quieter in winter, Grand Teton or Yellowstone?
Yellowstone's interior is quieter and emptier, near 24,000 visits in November, because its loop roads close to cars and it runs on snowcoach access only. Grand Teton keeps more winter visitors since its main valley road stays plowed, so it feels less remote.
Can you visit Grand Teton and Yellowstone together?
Yes, and most people do. The two parks share a boundary and connect directly, so a combined trip is common. In summer both are fully open; in winter Grand Teton's valley stays reachable while much of Yellowstone requires a snowcoach or snowmobile.
How we compare these two
The winter picks rest on one well-documented fact: Yellowstone's interior roads close to cars for about half the year while Grand Teton's main valley road stays open, which is why the smaller park runs busier in every cold-season month. All figures here come from the NPS Visitor Use Statistics Data Package, 2025.
Independent site. Not affiliated with or endorsed by the National Park Service. Data comes from the official NPS Visitor Use Statistics Data Package, 2025; editorial analysis is ours. The NPS Arrowhead and other NPS marks are not used.