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The site details and map below come from the public Recreation.gov record and are accurate. For current dates and to book, go to Recreation.gov.
Only 34 openings in the last 90 days: not enough recent activity for a reliable pattern. A free Campsite Sniper alert watches around the clock instead, and pings you the moment one opens.
The Arapaho Bay Campground is located in the Arapaho National Recreation Area on Lake Granby, southeast of Grand Lake. Visitors enjoy the area for its great boating, fishing and hiking opportunities.
Lake Granby is part of the Arapaho National Recreation Area. It offers boating, sailing, swimming and fishing. Anglers cast for kokanee salmon and a variety of trout, including rainbow, brown, mackinaw and cutthroat. National Fishing Week is held the first week of June each year.
Numerous hiking and horseback riding trails are located within the Arapaho National Recreation Area, including the Roaring Fork Trail, Monarch Lake Trail and the East Shore Trail (which is part of the Continental Divide National Scenic Trail).
The campground offers three loops of single- and double-family sites, a few of which are accessible. Each site is equipped with a picnic table, campfire ring and tent pad. Vault toilets, drinking water is available in the Big Rock Loop and trash collection are provided.
The campground is situated on Arapaho Bay, on the eastern tip of Lake Granby, at an elevation of 8,300 feet. Afternoon thunder showers should be expected during the summer months.
Due to the mountain pine beetle infestation and consequent hazardous tree removal, the campground offers little to no shade.
Rocky Mountain National Park's west entrance is just north of Grand Lake. With lush valleys and craggy peaks reaching elevations over 14,000 feet, visitors are provided opportunities for countless breathtaking experiences and adventures. Scenic driving, hiking, backpacking, fishing, horseback riding and wildlife viewing are popular activities in the park.
From the intersection of U.S. Highways 40 and 34 in Granby, head north on Highway 34 for about 5 miles to County Road 6. Go east for 9 miles to the campground.
View on Recreation.gov ↗ Get directions ↗












Online reservations for this facility, where offered, are made through Recreation.gov. Campsite Sniper has also detected 34 site openings here in the last 90 days, so further dates may appear. Pick a site on the map to see its calendar, or set a free Campsite Sniper alert. You complete the reservation yourself on Recreation.gov.
No. Campsite Sniper sends alerts and direct Recreation.gov links. It never books, pays for, holds, hoards, or resells reservations.
Campsite Sniper does not currently hold availability data for Arapaho Bay, so there is nothing to date here. That is a gap in coverage — it does not mean the facility is full or closed. Check Recreation.gov for current dates.
Campsite Sniper detected 34 site-date openings here over the last 90 days, none in the last 7. A free alert watches around the clock and pings you the moment one appears.
27 of the 79 sites that support RV analysis have a recorded maximum of 35 ft or more; the longest recorded is 45 ft. 78 of those 79 sites have a recorded maximum length and 1 does not; it is not counted as fitting.
Lakefront, hookups, your RV length, weekends only - set it as picky as you want.
We run paced availability checks for Arapaho Bay. One watch covers every matching online-reservable site.
When a match opens, you get a push with a Recreation.gov link so you can review and book it yourself.
Alerts monitor online-reservable inventory only; first-come, first-served sites are not included.