St. Xavier, MT Elevation & Topographic Map

Topographic elevation map of St. Xavier, Montana, shaded from 3,030 ft on the north side to 3,120 ft on the southeast edge, below higher ground just outside
Elevation
3,120 ft 950 m3,100 ft 945 m3,080 ft 940 m3,060 ft 935 m3,040 ft 925 m3,030 ft 925 m
Contours every 100 ft, bold every 500 ft
USGS 3DEP · U.S. Census Bureau
How to use this mapviews, tools and data
Elevation
Ground colored by height from green (lowest) to white (highest), with contour lines every 40–500 ft (USGS data).
Satellite
A 2016 satellite photo at 33 ft (10 m) detail; contours off.
3D
Tilt and turn the terrain; hills are raised 1.5×, or set ×1 for true height.
Click or tap anywhere
The exact elevation of that spot in ft and m.
Measure
Pick two points for the climb, descent and grade along a straight line.
Area
Fades everything outside the official CDP boundary (US Census).

Elevation Data

St. Xavier sits at about 3,070 ft (935 m) above sea level, worked out from 2020 Census block heights on USGS 3DEP, weighted by residents.

Typical elevation
3,070 ft 935 m
most residents: 3,040–3,090 ft
Lowest
3,030 ft 925 m
on the north side
Highest
3,120 ft 950 m
on the southeast edge, below higher ground just outside
Average
3,070 ft 935 m
all land inside the CDP boundary

St. Xavier spans about 90 ft of height, so no single spot tells the whole story. The ruler shows where its people live, and where the other numbers you'll see come from.

FigureElevation
Typical
Where people live: half of residents higher, half lower
3,070 ft935 m
Highest point
Inside the CDP boundary, on the southeast edge, below higher ground just outside
3,120 ft950 m
Lowest point
Inside the CDP boundary, on the north side
3,030 ft925 m
Town center
USGS map point for St. Xavier
3,080 ft940 m
Average of all land3,070 ft935 m

Elevation profile, west to east

2.2 mi west to east through the town center.

Altitude Effects

What 3,070 ft means day to day, worked out from the typical elevation.

Water boils at
206.3 °F96.8 °C

vs 212 °F at sea level; USDA: food takes longer to cook.

Air pressure
89% of sea level

26.7 inHg (90.6 kPa): each breath holds 11% less air.

Oxygen equivalent
18.7% at sea level

Air is still 21% oxygen, just thinner. Normal at the coast: 20.9%.

Sunburn
+6% more UV

EPA: UV rises about 2% for every 1,000 ft.

Topographic Map

Topographic elevation map of St. Xavier, Montana, shaded from 3,030 ft on the north side to 3,120 ft on the southeast edge, below higher ground just outside
CDP boundary (dashed) over shaded terrain, with contours every 40 ft (12 m).
Location
Unincorporated community (census-designated place) in Big Horn County, Montana, United States
Population
78 2020 Census
Land area
5.6 sq mi
Density
14 per sq mi
Coordinates
45.4611° N, 107.7218° W
Time zone
Mountain UTC−7 / −6
Landform region
Great Plains
Drains to
Bighorn River → Yellowstone River → Missouri River → Mississippi River → Gulf of America
ZIP codes 1
59075
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Sources: U.S. Census Bureau, USGS

Nearby Places

How we measure
  • Typical elevation: the population-weighted median: every 2020 Census block inside the CDP boundary, at its USGS 3DEP height, weighted by the people who live there. Half of residents live higher, half lower.
  • Lowest, highest, average: USGS 3DEP bare-earth heights on a 1 arc-second (≈100 ft, 30 m) grid, land only, inside the Census CDP boundary (TIGER, Jan 1 2026).
  • Nearby Places: nearby towns and rankings use each town's typical elevation, so every town is compared like for like. Rankings count every city, town, township and census-designated place, including places inside a town. Peaks and hills: the nearest summits with at least 980 ft (300 m) of prominence within 62 mi (100 km), then federal (GNIS) summits within 16 mi (25 km) when there are fewer than 5; each is the 3DEP top on a ~7 ft (2 m) window, or the NGS published height when a usable survey mark sits within 160 ft (50 m) of it (shown as published).
  • Altitude effects: standard-atmosphere formulas applied to the typical elevation; UV from EPA's rule of thumb (about 2% per 1,000 ft).
  • Rounding: computed heights are rounded to 10 ft (5 m), or to 1 ft (1 m) under 100 ft; 3DEP is good to about a meter, not a foot. Published figures (FAA airport elevation, NGS survey heights) are shown as their publisher gives them.
  • Datum: North American Vertical Datum of 1988 (NAVD 88). NGS plans to replace NAVD 88 with a new datum (NAPGD2022); heights will then shift slightly.
  • St. Xavier is an unincorporated community; figures cover the census-designated place, a statistical area.
  • Sources: USGS 3DEP, GNIS, Watershed Boundary Dataset and physiographic provinces; U.S. Census Bureau (boundaries, 2020 blocks, Gazetteer areas, ZIP code areas); BTS time zones; NOAA NGS survey heights. All public domain.