Walla Walla County, WA Elevation & Topographic Map

Topographic elevation map of Walla Walla County, Washington, shaded from 340 ft on the southwest side to 4,900 ft on Lewis Peak
Elevation
4,900 ft 1,490 m3,760 ft 1,145 m3,190 ft 970 m2,050 ft 625 m910 ft 275 m340 ft 105 m
Contours every 500 ft, bold every 2,500 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.
County area
Fades everything outside the official county boundary (US Census).

Elevation Data

Walla Walla County averages about 1,230 ft (375 m) above sea level across all its land. Its ground runs from 340 ft on the southwest side to 4,900 ft on Lewis Peak.

Average elevation
1,230 ft 375 m
all land inside the county
Highest
4,900 ft 1,490 m
on Lewis Peak
Lowest
340 ft 105 m
on the southwest side

Walla Walla County spans about 4,560 ft of height, so no single spot tells the whole story. The ruler shows where most of its land lies, and where the other numbers you'll see come from.

FigureElevation
Average of all land1,230 ft375 m
Highest point
Inside the county, on Lewis Peak (3DEP terrain model; no NGS survey height)
4,900 ft1,490 m
Lowest point
Inside the county, on the southwest side
340 ft105 m

Elevation profile, west to east

45 mi west to east through Walla Walla.

Topographic Map

Topographic elevation map of Walla Walla County, Washington, shaded from 340 ft on the southwest side to 4,900 ft on Lewis Peak
County boundary (dashed) over shaded terrain, with contours every 500 ft (152 m).
Location
County in Washington, United States
Population
62,068 2024 est.
Land area
1,270.0 sq mi + 28.9 sq mi water
Density
49 per sq mi
Time zone
Pacific UTC−8 / −7
Landform region
Columbia Plateau
Drains to
Pacific Ocean
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Sources: U.S. Census Bureau, USGS

Nearby Places

All 10 towns in Walla Walla County by typical elevation
  1. Dixie1,560 ft
  2. Waitsburg1,270 ft
  3. Prescott1,050 ft
  4. Walla Walla East1,030 ft
  5. Walla Walla980 ft
  6. College Place810 ft
  7. Garrett790 ft
  8. Touchet450 ft
  9. Burbank400 ft
  10. Wallula390 ft
How we measure
  • Average: every USGS 3DEP bare-earth cell of land inside the Census county boundary (TIGER/Line, Jan 1 2026), weighted equally, on a 2 arc-second (≈200 ft, 62 m) grid, coarsened from 1 arc-second so the whole area fits one run. Land means the boundary minus Census area water (on this grid, water areas of at least half a cell).
  • Highest and lowest: the highest land cell, re-read at 1 arc-second around the 25 highest grid cells; it is a named summit, so its height is the peak method: the 3DEP top on a ~7 ft (2 m) window, or the NGS published height when a survey mark sits within 160 ft (50 m) of it. Lowest: the lowest land cell, re-read at 1 arc-second around the 25 lowest grid cells; coastal ground within 3 ft (1 m) of named tidal water counts as sea level.
  • Nearby Places: neighboring counties and rankings use each one's average elevation, on its own grid, the same figure its page shows. Peaks and hills: the highest summits inside the county with at least 980 ft (300 m) of prominence, then the highest federal (GNIS) summits inside it 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).
  • Towns: each town's typical elevation (population-weighted median of its own 2020 blocks at 1 arc-second); a town is listed when any of its 2020 residents live in the county.
  • 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 (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.
  • Sources: USGS 3DEP, GNIS, Watershed Boundary Dataset and physiographic provinces; U.S. Census Bureau (TIGER boundaries and water, 2020 blocks, 2024 population estimates, county adjacency); NOAA NGS survey heights; BTS time zones. All public domain.