St. Mary Campground
Partial ShadeGlacier National Park · Montana, USA · 1370 m elevation · Check-in 1:00 PM · Check-out 12:00 PM
Glacier's largest east-side campground near the St. Mary entrance, with big-sky mountain views along the St. Mary River.
Shade reality: Open, windswept east-side terrain — scattered aspen and cottonwood thickets shade some A/B sites, but many sites are fully exposed.
Individual sites · 139 mapped
Shade ratings come from Recreation.gov site records. Click any dot on the map for site details; zoom in to see site numbers.
Shadiest sites on 2026-08-02 (least direct sun)
Precomputed estimate for the 15th of this month — all 139 sites, terrain + tree canopy (ETH 10 m, 2020) included.
Find a site
Official campground map148 sites
Cross-check site numbers against the park's own map before you book.
Loops A (45), B (50), C (58) — standard non-electric plus 14 tent-only and 1 group site. No hookups; max RV 40 ft (C loop best for RVs).
Open the interactive site map on Recreation.gov ↗Source: official park map. Compare the loop layout with the satellite view above — north on the official map may not point up.