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Also on the map ofGlacier National Park

Mahtotopa Mountain · 2,643 m · 6.9 km SW
Lake · Montana

Saint Mary Lake

1,367 m4,485 ft
Area
16 km²
Max depth
100 m
Tonight
21°FPartly cloudy · Wind 1–7 mph E

Saint Mary Lake is a lake at 1,367 m above sea level in Montana, United States, 16 km² in area and 14.8 km long.

All facts
Surface elevation
1,367 m
Length
14.8 km
Shoreline
39.5 km
Open the 3D view
Lake

Saint Mary Lake in numbers

Shoreline from OpenStreetMap.

14.8 km longest2 kmN ↑
Shoreline
39.5 km≈9¾ h to walk around
3D map

Saint Mary Lake 3D map

Drag to orbit · click, then scroll to zoom (or Ctrl/⌘ + scroll) · One finger scrolls the page · two fingers orbit and zoom · 16.8 × 16.8 km

Surface
Vertical scale
Topographic map

Saint Mary Lake terrain and contours

100 m contours from the USGS 3DEP 10 m terrain model. Click two points on the map to draw your own cross-section.Tap two points on the map to draw your own cross-section.

Index contours every 500 mShowing west → east through the centre

Saint Mary Lake elevation profile

West → east through the centre

Hover the profile to read elevation and distance.Tap or drag along the profile to read elevation and distance.
Weather

Saint Mary Lake weather

Tonight · Partly cloudy · 21°F (-6°C) · 8% chance of precipitation · Wind 1–7 mph E

Saint Mary Lake forecast for about 1,369 m.

  • Tonight21°8%1–7 mph E
  • Sat22°45°10%2–8 mph SSW
  • Sun22°38°6%7 mph ENE
  • Mon28°48°15%1–5 mph SSE
  • Tue24°44°58%6–9 mph W
  • Wed20°39°51%6 mph NNW
  • Thu21°40°22%5 mph ESE

Forecast data: NOAA National Weather Service, public domain, model run Oct 23, 22:32 UTC.

Camping & parking

Camping & parking near Saint Mary Lake

Campsites, parking, trailheads and mountain huts mapped in OpenStreetMap around Saint Mary Lake, nearest first, by straight-line distance. Check access, fees and permits locally.

  • Nearest parking

    1.1 km NW

    +2 more within 1.2 km

    DirectionsMap

  • Nearest campsite

    Rising Sun Campground

    2.2 km NE · +2 more within 4.9 km

    DirectionsMap

  • Nearest trailhead

    Rose Creek Trailhead

    2.3 km NE · +2 more within 2.6 km

    DirectionsMap
All mapped places 9
PlaceDistance
Parking1.1 km NW
Parking1.2 km N
Parking1.2 km N
Rising Sun CampgroundCampsite2.2 km NE
Rose Creek TrailheadTrailhead2.3 km NE
Sun Point TrailheadTrailhead2.6 km WSW
Otokomi Lake TrailheadTrailhead2.6 km NE
Foot Red Eagle LakeCampsite4.4 km SE
Head Red Eagle LakeCampsite4.9 km SSE
Slope

Slope

Share of the 16.8 × 16.8 km view by steepness, from the 10 m model.

Mixed terrain: gentle slopes, steep faces and everything between.

Gentle, 0–15°
40.3%
Moderate, 15–30°
29.5%
Steep, 30–45°
23.1%
Cliffs, 45° and over
7.1%
Steeper than 30°
30.2% of the 282 km² view
Relief in view
1,545 m low point 1,364 m
Land cover

Land cover

ESA WorldCover 10 m classification of the same area.

Trees 32.2%Grassland 23.1%Bare rock / sparse 20.9%Moss & lichen 16.7%Water 6.9%

Snow & ice means glaciers and year-round snow (a yearly average), not today’s snow cover.

Nearby summits

Nearby summits

Named peaks within 8.4 km of Saint Mary Lake.

NESW5 km10 km1234
Summit list 4
  1. 1Otokomi Mountain2,412 m 3.5 km NNW
  2. 2Red Eagle Mountain2,671 m 5.7 km SSW
  3. 3Goat Mountain2,612 m 6.1 km W
  4. 4Mahtotopa Mountain2,621 m 6.8 km SW
Wildlife

Wildlife seen nearby

Sightings of the most-seen species on iNaturalist (research grade) within 8.4 km; 715 species recorded in all.

Sightings per species 6
  • Fireweed239
  • Saskatoon160
  • American Black Bear141
  • Sticky geranium125
  • Brown Bear117
  • Common beargrass115
Where it sits

Where Saint Mary Lake sits

Region
Montana24United States932North America1,313
Protected area
Glacier National Park12
Nearby

Nearby places

More 1
Downloads

Saint Mary Lake downloads: topographic map, heightmap, STL 3D model and DEM

Free files made in your browser from this page's terrain data. No sign-up; credit the sources below.

Print & wall
3D printing & 3D apps
GIS & GPS
</>Embed this mapPaste this into your site to show the interactive 3D terrain, with a credit link back here.<iframe src="https://topolu.com/embed/saint-mary-lake" width="100%" height="480" style="border:0" loading="lazy" allowfullscreen title="3D terrain of Saint Mary Lake"></iframe> <p><a href="https://topolu.com/saint-mary-lake" rel="nofollow">Topolu</a></p>

Free to use with credit: see the data sources

Sources

Data sources

Terrain
U.S. Geological Survey, 3D Elevation Program (public domain)
Imagery
Contains modified Copernicus Sentinel data 2026 (scene 2026-07-29)
Land cover
© ESA WorldCover project 2021 / Contains modified Copernicus Sentinel data (2021) processed by ESA WorldCover consortium
Facts
Wikidata (CC0)
Camping & parking, Geometry
© OpenStreetMap contributors (ODbL)
Summits
© OpenStreetMap contributors, via Overture Maps Foundation (ODbL)
Protected area
USGS Gap Analysis Project, PAD-US (public domain)
Wildlife
iNaturalist community observations, counts only
Panorama
Includes Copernicus WorldDEM-90 © DLR e.V. 2010-2014 and © Airbus Defence and Space GmbH 2014-2018 provided under COPERNICUS by the European Union and ESA; all rights reserved. The European Union, ESA, DLR and Airbus incur no liability for any use of this data and do not endorse this service.
Forecast
Weather forecast from NOAA National Weather Service (public domain)
Sources
Wikidata · GeoNames · Wikipedia