Elevation from Boise to Salt Lake City via Idaho Falls

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Elevation (ft)2,0002,8003,6004,4005,2006,000
Grade %-3-2-1012345
Max elevation: 5526 ft / 1684 m
Min elevation: 2545 ft / 776 m
Elevation change: 2980 ft / 908 m
Max grade: 4.1%
Min grade: -2.8%
Steepness score: 76 + 408 + 2167 + 16 = 2668
Distance: 497.22 mi / 800.2 km
Travel Time: 7 hours 5 mins

  Difficulty% Grade
 
Easiest<5%
 
Easy5-10%
 
Moderate10-15%
 
Difficult15-20%
 
Very Difficult>20%
This alternate route appears to be flatter than the direct route from Boise to Salt Lake City. The "steepness" score is 2668 which is lower than the score of 3949 for the direct route. A lower score means the route is likely to be flatter, but you should also check with other travelers to find out if the roads might be more difficult. If we break down the score into components, the first part is the average elevation score, which is 76 vs 73 for the direct route. The second part is the maximum grade or slope score, which is 408 compared to 435. The third part measures the average grade. This route has a grading score of 2167 vs 3430. Finally, the last part factors in the extra driving distance, which has a score of 16 vs 11. All of these components make up the total score that we use to determine which route has greater steepness and elevation change to give you an idea of waypoints that might lead to the flattest route.
Make sure you double check everything if you're planning a road trip. Elevation data comes from different sources and may not reflect true driving conditions, so talk to other RVers if you're concerned about steep grades. For alternate routes, check the main Boise to Salt Lake City elevation profile. If you're planning to drive in the winter and you want to avoid snow, check the road conditions from Boise to Salt Lake City. You can also view a 3-D map of Boise elevation or Salt Lake City elevation.

Flattest Route
These are some of the possible highways along this route. Use the GPS in your car to verify all driving directions. If you're looking for campgrounds along the way, search for RV parks between Boise and Salt Lake City.

I-84170 mi / 274 km
I-8662 mi / 100 km
I-15250 mi / 402 km
UT
201
10 mi / 16 km

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