Elevation at center:
Drg Source Scale:
One of Oregon's best trails, Northwest 21st and 23rd Avenues is located near Portland, OR. Trails' printable online topo maps offer shaded and un-shaded reliefs, and aerial photos too. Use topographic maps to find elevation, print high resolution maps, save a PNG, or just learn the topography around Northwest 21st and 23rd Avenues. You can also get free latitude and longitude coordinates from the topographical map and set your GPS. Premium members can download or print any topo and cover more terrain when you map your Northwest 21st and 23rd Avenues route ahead of time.