Elevation from Dallas to Houston via San Antonio

Elevation (ft)02004006008001,000
Grade %-2-10123
Max elevation: 956 ft / 291 m
Min elevation: 35 ft / 11 m
Elevation change: 921 ft / 281 m
Max grade: 2%
Min grade: -1.7%
Steepness score: 10 + 200 + 1517 + 15 = 1742
Distance: 470.47 mi / 757.15 km
Travel Time: 7 hours 12 mins

  Difficulty% Grade
Very Difficult>20%
This alternate route appears to be flatter than the direct route from Dallas to Houston. The "steepness" score is 1742 which is lower than the score of 2238 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 10 vs 6 for the direct route. The second part is the maximum grade or slope score, which is 200 compared to 246. The third part measures the average grade. This route has a grading score of 1517 vs 1978. Finally, the last part factors in the extra driving distance, which has a score of 15 vs 8. 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 Dallas to Houston elevation profile. If you're planning to drive in the winter and you want to avoid snow, check the road conditions from Dallas to Houston. You can also view a 3-D map of Dallas elevation or Houston elevation.

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 Dallas and Houston.

I-35271 mi / 436 km
I-10196 mi / 315 km