Portland elevation

Portland (Texas, San Patricio County), United States elevation is 11 meters and Portland elevation in feet is 36 ft above sea level ^{[src 1]}. Portland is a populated place (feature code) with elevation that is 268 meters (879 ft) smaller than average city elevation in United States.

Below is the Elevation map of Portland, which displays elevation range with different colors. Scale of the first map is from 0 to 23 m (0 to 75 ft) with average elevation of 12 meters (=39 ft) ^{[note 1]}
These maps also provides idea of topography and contour of this city, they are displayed at different zoom levels. More info about maps, scale and edge coordinates you can find below images.

#1 Portland elevation map:^{[src 2-3]}

#2 Zoom out 2x:^{[src 2-3]}

Portland Topographic map:^{[src 2-3]}