


Prosser Family
RIDB · Open-Meteo
OSM · OSRM
Updated 2026-05-27
At 5,837 ft, Prosser Family has a 5-month comfortable window (Jun-Oct). Winter nights average around 23°F, so the shoulder seasons turn cold fast. 30 sites total: 28 reservable and 2 first-come, first-served. This is bear country, and food-storage lockers are provided. Within about 4 miles: 4 peaks, lake or river access.
The campground at a glance
Reads strongest on shade and reservability. Softest on roomy sites.
Six axes, each scored relative to every other federal campground in the region: quiet (miles to a major road), cool (elevation), roomy (average site spacing), shade, RV-fit (longest rig), and how reservable it is. All six come from data, nothing hand-tuned.
When to go
Getting there
Routed road time (OSRM). Nearest major highway 1.1 mi away.
Picking your site
29 mapped sites · dot color = seclusion · click a dot for details. Basemap © OpenStreetMap.
What's within four miles
Trails & Peaks
Water & Access
We synthesize public data layers: RIDB and Recreation.gov facility and site records, Open-Meteo climate normals, OpenStreetMap roads, trails, and water, OSRM drive times, and USGS elevation. We take no bookings, no ads, and no paid placements. Independence is the entire point.