Campground · California ·
Managed by the USDA Forest Service
Lassen National Forest (NF) · Open Access
True to its name, Hole-in-the-Ground is tucked away in a steep, tree-covered draw alongside Mill Creek. A developed campground with 13 designated sites, there is a maximum of 8 people per site at this campground. Grills and tables are provided.
40.30981, -121.56086 · 40°18'35.3"N 121°33'39.1"W
Typically 83°F in Jul, down to 42°F in Dec.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 43 | 45 | 49 | 54 | 63 | 73 | 83 | 82 | 77 | 64 | 50 | 42 |
| Low °F | 24 | 24 | 26 | 29 | 35 | 40 | 44 | 42 | 38 | 32 | 27 | 24 |
| Precip in | 8.3 | 8.3 | 7.6 | 4.1 | 2.8 | 1.1 | 0.2 | 0.2 | 0.5 | 2.7 | 5.2 | 9.2 |
1991–2020 averages from the nearest NOAA station, 3.6 mi away — not measured at the facility itself, and elevation can make a real difference over that distance.
Hole-in-the-Ground Campground also appears in other federal recreation data. Facts below are matched by name and location, not confirmed by Hole-in-the-Ground Campground's operator.
Restrictions:
Recreation.gov last updated this record on 2026-02-25.
Facility information and photographs from Recreation.gov (RIDB). SpotOpened is not affiliated with Recreation.gov or any federal agency.
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