Hosmer Grove Campground is a campground in Hawaii, listed under Haleakalā National Park. The listed managing agency is National Park Service. A maximum RV length is not provided, so confirm vehicle access and site dimensions with the operator before planning a stay.
Campground at a glance
| Detail | Information |
| Campground | Hosmer Grove Campground |
| State | Hawaii |
| Managing agency | National Park Service |
| Recreation area | Haleakalā National Park |
| Booking | Reservations available |
| Reservable flag | Some or all sites marked reservable |
| Recorded campsites | 6 |
| Free camping | Free status not confirmed; check current fees |
RV length and site suitability
| Measure | Reported value |
| Longest RV accepted at any recorded site | Not provided |
A campground-wide maximum does not guarantee a suitable site, access road or turning space. Confirm the specific campsite dimensions and whether the limit includes a tow vehicle.
Hookups and campground rules
| Facility or rule | Source report |
| Electric hookups | Not confirmed in this dataset |
| Water hookups | Not confirmed in this dataset |
| Sewer hookups | Not confirmed in this dataset |
| Pets | Not confirmed in this dataset |
| Campfires | Not confirmed in this dataset |
Amenities are reported across individual sites and may not occur together at the same campsite. “Not confirmed” does not mean unavailable or prohibited. Water hookups do not establish drinking-water availability; check current pet rules and fire restrictions with the operator.
Location and reservations
| Latitude | Longitude |
| 20.706930 | -156.159177 |
View the campground location on Google Maps
Check reservations and site details
Data source
Source: Campsite Atlas federal campgrounds dataset (CC0), compiled from federal agency records. Downloaded 2026-11-09. This is the download date, not an individual site verification date. Facility ID: 10068557. Confirm current opening dates, fees, availability and restrictions before travelling.