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Colorado Park Road Opening Dates

In Colorado the opening date is a plowing question, not a calendar question. Below: the normal season for every road, entrance, campground and visitor centre the parks here publish one for, drawn on a single calendar; the years of actual opening dates where a park keeps that record; and the link to the page where the park posts today. Every date carries the park's own last-updated stamp, read on 3 September 2026.

Trail Ridge Road normally opens late May, and the park will not put a date on it any tighter than that
Parks with a season
2
Roads and facilities
8
Open year round
1
What sets the dates
plowing progress

Colorado, in one paragraph

Trail Ridge Road normally opens late May.

Closed to through travel from mid October to late May. Colorado has the highest continuous paved road in any national park and the shortest alpine season to go with it. Trail Ridge Road tops out at 12,183 feet, is shut to through travel from mid October to late May, and runs eleven miles above the treeline with nothing to hold the snow, which is why a June squall closes it as readily as a January one.

26 May
Where the normal season starts on the calendar below
15 October
And where it normally ends
7
Seasonal entries in Colorado
1
Open all year, weather permitting

That season is Rocky Mountain National Park's own description, from a page the park stamps last updated January 2, 2025.

The visual answer

Everything seasonal in Colorado, on one calendar

Check the park’s own page before you drive. Seasonal roads open when the plows get through and close again for storms, rockfall and fire, sometimes within the same week. What you get here is the normal season for each road and facility in the park’s own words, the years of actual opening dates the parks publish, and a link to the page where that park posts today. Every date on this page shows the park’s own last-updated stamp rather than ours.
South Rim Road beyond the visitor centreBlack Canyon
24 April to 15 November
North Rim Road and ranger stationBlack Canyon
15 May to 15 November
Moraine Park Campground, summer seasonRocky Mountain
21 May to 19 October
Trail Ridge RoadRocky Mountain
26 May to 15 October
Longs Peak CampgroundRocky Mountain
2 July to 8 September
Old Fall River RoadRocky Mountain
4 July to 5 October
Timber Creek CampgroundRocky Mountain
Until about 5 October
Bear Lake RoadRocky Mountain
Open year round, weather permitting
  • Opens on plowing progress
  • Park published dates
  • Fixed by rule each year
  • Open year round, storm closures

Every road, entrance, campground and visitor centre in Colorado with a published season, ordered by when it normally opens. Bars are the park's own description, not a status and not a forecast. The colour says what governs the date.

These are the dates Rocky Mountain and Black Canyon published for the 2026 season, read on 3 September 2026. The park says of them: “Roads typically open at 8:00 a.m. on the first day. All dates are subject to change depending on weather conditions.”

“Old Fall River Road is a seasonal road open to vehicles each year from early July to early October.”

Rocky Mountain National Park, Road Status

National Park Service, public domain. That page carries the park’s own stamp: last updated July 16, 2026.

Rocky Mountain National Park

6 seasonal entries on this page

  • Moraine Park Campground, summer season. Normally from late May
  • Trail Ridge Road. Normally from late May
  • Longs Peak Campground. Normally from early July
  • Old Fall River Road. Normally from early July
  • Timber Creek Campground. No published dates
  • Bear Lake Road. Year round

Black Canyon of the Gunnison National Park

2 seasonal entries on this page

  • South Rim Road beyond the visitor centre. Normally from late April
  • North Rim Road and ranger station. Normally from mid May
Trail Ridge Road curving across open tundra above treeline in Rocky Mountain National Park with snow banked along the shoulder
Trail Ridge Road above treeline. Eleven miles of it run above the treeline with nothing to hold the snow, which is why the park shuts it to through travel from mid October to late May. “Trail Ridge Road above Treeline, Rocky Mountain National Park” by Anne Dirkse, CC BY-SA 4.0
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Everything, with its source

8 Colorado park seasons, and where each one comes from

The last column is the one nobody else shows you: the date the park itself last touched the page each season came from. Read a two-year-old stamp as the park saying nothing has changed, and a stamp from last month as the park saying something has.

Every seasonal road, entrance, campground and visitor centre in Colorado, ordered by when it normally opens. Each season is the park's own description from the park's own page. None of these is a current status.
Road or facilityParkNormal seasonWhat sets the datePark last updated
South Rim Road beyond the visitor centreBlack Canyonusually open to vehicles from late April to mid NovemberMoves with the snowNovember 13, 2025
North Rim Road and ranger stationBlack Canyontypically closes mid November and reopens in MayMoves with the snowNovember 13, 2025
Moraine Park Campground, summer seasonRocky Mountainopened 21 May 2026 and closes at noon on 19 October 2026, then reopens for winter campingPublished datesJune 24, 2026
Trail Ridge Road12,183 ftRocky Mountainclosed to through travel from mid October to late MayMoves with the snowJanuary 2, 2025
Longs Peak CampgroundRocky Mountaintypically opens in early July and closes in early SeptemberMoves with the snowJune 24, 2026
Old Fall River Road11,796 ftRocky Mountainearly July to early October, one way uphill and gravel the whole wayMoves with the snowJuly 16, 2026
Timber Creek CampgroundRocky Mountaincloses for the season at noon on 5 October 2026Published datesJune 24, 2026
Bear Lake RoadRocky Mountainopen year round, with snow and ice and traction control any time in winter and springStorm closuresJuly 16, 2026
7
Roads and facilities with a season
Of 8 covered in Colorado
5
Where a plow crew sets the date
The date moves with the snowpack
2
Where the park publishes dates
A schedule or a standing rule
1
Open all year
Storm closures rather than a season
Where today’s answer lives

Each Colorado park publishes its own status

Nothing on this site knows what a road is doing this afternoon, and nothing on this site pretends to. Each block below is the park’s own page, with what it carries and the caveats that go with it.

Common questions

Colorado park opening FAQ

Keep going

The rest of the Colorado season

Park openings in nearby states

Every state with a park season

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Every season and quotation on this page comes from a National Park Service page on www.nps.gov, read at build time on 3 September 2026 and shown with the park’s own last updated stamp rather than ours. NPS material is a work of the United States government and is in the public domain. Colorado is one of 7 states where the opening date turns on plowing progress. In Glacier National Park’s words about its own status map: “This report contains the most recent information available for road, hiker/biker, and entrance closures as well as snowplow status. It may be outdated and inaccurate as our information can change quickly.” National picture: park road opening dates in every state