What is Lockett Meadow Campground?
The San Francisco Peaks are the broken rim of a single volcano that once stood thousands of feet taller, and the Inner Basin is the hollow it left. Lockett Meadow is a grassy clearing on the lip of that hollow at 8,544 feet, ringed by aspen so dense that in the last week of September the whole bowl goes gold at once. The 17-site campground along its edge is the highest developed campground on the Coconino, and the most basic: a fire ring and table at each site, one vault toilet, no water, no host most of the time, no reservations. People drive up from Phoenix for it anyway, which tells you what the meadow looks like.
From the campground the Inner Basin Trail No. 29 climbs an old road grade 3.9 miles and about 2,300 feet through the aspen into the basin itself, past the pump houses that tap Flagstaff’s springs, under the summits of Humphreys, Agassiz and Fremont. Camping anywhere in the Inner Basin except at this campground is prohibited, and bikes are banned inside the Kachina Peaks Wilderness that begins above the meadow.
What you get is the best aspen camping in Arizona and a trail into the heart of the state’s highest mountain from your tent. What you do not get is water, a reservation, a road you would take a trailer on, or, in 2026, any access at all: Forest Road 552 is closed to everyone from July 14 through November 30 for heavy maintenance. For aspens on pavement this fall, the Snowbowl road to the Humphreys trailhead turns the same week.
How to camp Lockett Meadow right
Check the closure first. A forest order closes FR 552 and the land within 300 feet of it to all traffic, including hikers and cyclists, from July 14 through November 30, 2026. The campground is closed with it, and violating the order is a federal misdemeanor. Plan on 2027 and check the forest’s alerts page before you drive up.
Pay like this. $27 per night for one vehicle and up to eight people; $10 for a second vehicle; first come, first served at a self-pay station. Senior and Access passes take half off. Outside the posted season, when the road happens to be open, camping is free and unserviced.
Get there. Loop 101 north to I-17, I-17 north through Flagstaff to I-40 east for a mile, then US 89 north about 12.5 miles to Forest Road 552 (Lockett Meadow Road) on the left, directly across the highway from the Sunset Crater turnoff. FR 552 climbs about 4 miles to the meadow: a mile of graded dirt, then a steep, narrow, single-lane shelf road with blind corners and no guardrail, rough but passable for passenger cars in dry weather. RVs and trailers are not recommended, and the Forest Service means it. About 2 hours 50 minutes from Old Town, the last half hour at 10 miles an hour; drive it in daylight the first time.
Pick the season. The road is snow-free from roughly late May or June to mid-October. Late June gives you a green meadow, no crowd and nights that are merely cold. Aspens peak the last week of September into the first week of October, and so does the crowd: all 17 sites are first come, and on those weekends cars arrive Thursday. Nights freeze in every month; July and August bring lightning to the basin most afternoons.
Water. None. Bring all of it, drinking and cooking, from Flagstaff.
Food. A bear canister or a sealed cooler in the car. This is the one Coconino campground where the ravens and the occasional bear treat an open tub as an invitation.
The trail. Walk the Inner Basin Trail in the first two miles for the aspen tunnel, then decide about the pump houses and the basin beyond; the full 3.9 miles gains 2,300 feet at altitude. The Leave No Trace rules are not optional here; the basin is Flagstaff’s watershed and a wilderness, and camping in it is prohibited.
Dogs. Leashed.
Skip it if the road, the lack of water or the first-come scramble is a problem. Bonito at Sunset Crater, across the highway, has water, reservations and a paved road; Fort Tuthill has hookups in town; Lakeview has a lake. None of them has the meadow.
The meadow inside a mountain that fell down
The Peaks are what is left of San Francisco Mountain, a stratovolcano that grew between about a million and 400,000 years ago and may have stood near 16,000 feet, the height of a Cascade giant, before its northeast side gave way. Whether it went in one blast like Mount St. Helens or slumped over millennia under landslides and glaciers is still argued; either way the summit is gone and the horseshoe of peaks left standing, Humphreys at 12,633 feet the highest point in Arizona, wraps the Inner Basin. Lockett Meadow sits on the basin’s lower lip, where the glaciers that filled the hollow in the last ice age dumped their gravel and the aspen took the sunny ground the spruce could not.
To thirteen tribes the mountain is holy. It is Dook’o’oosłííd, the summit that never melts, to the Navajo, one of the four sacred mountains that bound their world; Nuvatukya’ovi, the place of snow on the very top, to the Hopi, whose katsinam live on the peaks for half of each year; and sacred ground to the Havasupai, Zuni, Apache, Yavapai and Southern Paiute as well. That standing is the reason the 2002 proposal to make snow at the Snowbowl from treated sewage effluent went to federal court, where the tribes lost in 2012, and why the question of what is done on the mountain is never only about recreation.
The Inner Basin’s springs made Flagstaff possible. The railroad town of 1881 drank from one spring under Mars Hill, and by 1884 the city and the Santa Fe Railroad had laid a 12-mile, six-inch clay pipe from the springs in the basin above this meadow down to town, the first water Flagstaff ever imported. The railroad built a 50-million-gallon tank at Schultz Pass in 1914 to hold it; in 1925 the city voted to buy the Inner Basin water rights and infrastructure from the railroad and lay a 14-inch line and a second tank. The pump houses and pipes the Inner Basin Trail passes are the modern end of that system, and the aquifer in the caldera still supplies a large share of the city’s water, which is why camping in the basin has been banned and why the meadow’s campground is the only place to sleep inside the mountain. The forest itself had become the San Francisco Mountain Forest Reserve under McKinley in 1898 and part of the Coconino National Forest in 1908.
Recreation came with the postwar car. The Forest Service built the road up from US 89 and the campground on the meadow in the 1950s and 1960s, when Flagstaff’s visitors discovered the aspen; the name Lockett is from a sheep-ranching family that ran flocks on the Peaks in the early 1900s, though the Forest Service publishes no account of it and this guide cannot pin the date. In 1984 Congress designated the 18,616-acre Kachina Peaks Wilderness around the basin above the meadow, which banned bikes beyond the trailhead and fixed the campground as the one developed site inside the old volcano. Since then the story is mostly weather and traffic: the aspen weekends that fill 17 sites by Thursday, a road that washes a little worse each monsoon, and the 2026 forest order closing FR 552 to everyone from July 14 to November 30 so the Forest Service can rebuild it, the first full-season closure of the meadow anyone remembers. The trees will turn this fall without an audience.
Why it matters
Lockett Meadow is where you can see that Arizona’s highest mountain is also its most contested and its most useful: a collapsed volcano that thirteen tribes hold sacred, that supplies a city’s water from the springs in its hollow, and that happens to grow the best aspen stand in the state on the gravel the glaciers left. The campground is a bare 17 sites and a toilet because everything around it is either wilderness or watershed. For a Scottsdale visitor the verdict is this: the one night in Arizona worth a steep dirt road and no water, in late June for the green or the last week of September for the gold, first come and often full, and in 2026 not available at all. Plan the 2027 trip now, and take the Snowbowl road this year.