Elevation
Highest point in Idaho
The highest point in Idaho is Borah Peak, at 12,668 feet (3,861 meters) above sea level. It ranks 11th among the 50 state high points.
From Confluence of Snake and Clearwater rivers to Borah Peak
Idaho spans about 11,958 ft from its lowest point to its highest. A barometer carried from one to the other would fall by about 10.63 inHg, purely because there is less air overhead. Water that boils at 211 °F at the bottom boils at about 188 °F on top.
Live barometric pressure across Idaho · How pressure changes with altitude
Elevation of cities in Idaho
| City | Feet | Meters |
|---|---|---|
| Sun Valley, ID | 5,945 | 1,812 |
| Ketchum, ID | 5,853 | 1,784 |
| McCall, ID | 5,013 | 1,528 |
| Idaho Falls, ID | 4,705 | 1,434 |
| Pocatello, ID | 4,462 | 1,360 |
| Twin Falls, ID | 3,734 | 1,138 |
| Boise, ID | 2,700 | 823 |
| Coeur d'Alene, ID | 2,188 | 667 |
| Lewiston, ID | 745 | 227 |
High points of nearby states
Elevations from Wikipedia’s list of US states by elevation (USGS and NGS data, CC BY-SA).
Frequently asked questions
What is the highest elevation in Idaho?
The highest point in Idaho is Borah Peak, at 12,668 feet (3,861 meters) above sea level. That makes it the 11th highest state high point of the 50.
What is the lowest point in Idaho?
The lowest point is Confluence of Snake and Clearwater rivers, at 710 ft.
What is the average elevation of Idaho?
The mean elevation of Idaho is about 5,000 feet (1,524 meters).
What is the air pressure at the top of Borah Peak?
On a standard day about 18.53 inHg (628 hPa), 62% of sea-level pressure. Water boils there at about 188 °F (87 °C).