Mushroom City Campground
Campground · Mammoth Lakes corridor
Mushroom City Campground sits at 7,730 feet in the Mammoth Lakes corridor of California's Sierra Nevada. A small, low-traffic campground sheltered from afternoon wind by nearby ridges.
Wind typically runs 8 mph average but gusts to 20 mph by mid-afternoon as thermals develop off nearby slopes. Morning stillness gives way to predictable afternoon chop. Expect cold nights year-round at this elevation; temperatures average 36 degrees Fahrenheit across the 30-day window.
Over the last 30 days, the average NoGo Score was 14.0, with wind averaging 8 mph and crowding at 8.0. Conditions have held stable across the 90-day window as well. The week ahead follows the typical pattern for this elevation: calm mornings, rising wind by noon, peak gusts in the afternoon. Check the rolling forecast to time calm windows.
30 days back / 7 days forward
Today's score by factor
About Mushroom City Campground
Mushroom City Campground lies in the Mammoth Lakes corridor on the eastern slope of the Sierra Nevada, accessible via US Highway 395. The campground sits at 7,730 feet, nestled in a small drainage east of the main Mammoth basin. Primary access is from the town of Mammoth Lakes to the south; drive time from Highway 395 is roughly 15 to 20 minutes depending on exact entry point. The location sees minimal foot traffic compared to more famous Sierra Nevada campgrounds, making it a reliable choice for visitors seeking lower crowding and shorter parking queues.
This campground sits in the rain shadow east of the Sierra crest, so conditions stay drier than the western slope. The 30-day average temperature of 36 degrees Fahrenheit reflects typical late-spring and early-summer conditions at this elevation; expect freezing nights into late spring and warm afternoons only above 50 degrees Fahrenheit in mid-summer. Wind averages 8 mph over the rolling 30 days but gusts to 20 mph, a pattern driven by afternoon thermal flows funneling through the Mammoth drainage. Crowding averages 8.0 on the rolling 30-day metric, remaining low compared to iconic Sierra destinations. Snow typically persists into late spring at this elevation; confirm road and campground access conditions before visiting.
Mushroom City Campground suits visitors seeking a quiet base for early-season camping, fishing in nearby creeks, or day trips to higher basins. The low crowding (8.0 average) and modest popularity (0.3 base metric) mean parking and site availability are rarely strained. Experienced visitors plan around afternoon wind; head out on the water or to exposed ridges before 10 AM, and return to camp by early afternoon. The 30-day NoGo Score average of 14.0 indicates mostly favorable conditions for camping and light outdoor activity, though wind and cold remain constants. Bring insulated layers and a wind-proof tent setup.
The broader Mammoth Lakes corridor offers numerous adjacent campgrounds and trailheads within 20 to 30 minutes' drive. Highway 395 runs directly south toward Bishop and north toward Lee Vining, both towns offering resupply and services. Mushroom City Campground trades the high-traffic atmosphere of popular Mammoth resort areas for solitude and a direct connection to quiet drainages and creek-fed basins. It pairs well with day trips to nearby hot springs or fishing access; confirm which roads and parking areas are open before the long holiday weekends, when even this lower-profile location sees temporary crowding spikes.