You can download the course file from the above 2026 WeAWe Naebangsan Grando homepage.
Below is what I personally drew on Strava to get accurate uphill information for each section of the course.
[Granfondo]

[Mediafondo]

I also looked around the uphill courses worth noting on the course.
1) Chureong
- Starts about 5.0km after departure
- Length 4.08km, average gradient 4.6%
* Corresponds to UCI uphill category Cat.3. (4.08*1000*4.6=18,768)
* Corresponds to 8★ according to my uphill classification.

2) Chilbosan South Side
- Starts about 25.55km after departure
- Length 2.34km, average gradient 8.3%
* Corresponds to UCI uphill category Cat.3. (2.34*1000*8.3=19,422)
* Corresponds to 10★ according to my uphill classification.

3) Bamjae South Side
- Starts about 82.42km after departure
- Length 4.36km, average gradient 5.9%
* Corresponds to UCI uphill category Cat.3. (4.36*1000*5.9=25,724)
* Corresponds to 9★ according to my uphill classification.

The above Granfondo has about 3 major uphills as shown above. The rest have numerous rolling hills.
For detailed information about the uphills, please refer to the content in the link below.
https://blog.naver.com/scvhwan/224088803566
Wishing you a safe ride.
The above content is what I continue to post on my blog, and I'm sharing it here since there seem to be many people participating in Granfondo here as well.
https://blog.naver.com/scvhwan/224259682917
