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Heol Ddu Climb

📍
Llandyfan, Dyffryn Cennen, Ammanford, Carmarthenshire, Wales, SA18 2UD, United Kingdom
Cat. 4Flag this climb

Estimated Climb Time

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Climb Profile

Altitude builds left to right while colour shows gradient severity for each part of Heol Ddu Climb.

155 m185 m215 m245 m3.9% from 0 m to 29 m7.5% from 29 m to 61 m7.5% from 61 m to 73 m5.0% from 73 m to 88 m0.0% from 88 m to 106 m3.0% from 106 m to 123 m0.0% from 123 m to 133 m1.5% from 133 m to 147 m4.0% from 147 m to 159 m6.2% from 159 m to 171 m5.9% from 171 m to 182 m6.5% from 182 m to 195 m6.3% from 195 m to 209 m5.3% from 209 m to 222 m4.0% from 222 m to 235 m2.5% from 235 m to 247 m0.7% from 247 m to 261 m1.3% from 261 m to 277 m1.7% from 277 m to 294 m0.7% from 294 m to 308 m2.0% from 308 m to 323 m4.5% from 323 m to 339 m4.7% from 339 m to 356 m7.0% from 356 m to 371 m2.9% from 371 m to 385 m2.7% from 385 m to 400 m4.3% from 400 m to 414 m0.0% from 414 m to 430 m0.7% from 430 m to 445 m2.0% from 445 m to 460 m1.4% from 460 m to 474 m1.6% from 474 m to 487 m1.4% from 487 m to 501 m2.6% from 501 m to 517 m4.8% from 517 m to 533 m6.7% from 533 m to 550 m4.6% from 550 m to 565 m5.4% from 565 m to 580 m4.9% from 580 m to 594 m4.5% from 594 m to 610 m3.7% from 610 m to 626 m3.9% from 626 m to 641 m5.5% from 641 m to 654 m5.5% from 654 m to 667 m5.0% from 667 m to 681 m4.2% from 681 m to 695 m5.6% from 695 m to 709 m7.0% from 709 m to 724 m6.3% from 724 m to 738 m6.6% from 738 m to 752 m6.9% from 752 m to 765 m4.0% from 765 m to 780 m5.3% from 780 m to 795 m3.6% from 795 m to 809 m5.3% from 809 m to 820 m5.3% from 820 m to 831 m5.2% from 831 m to 843 m3.6% from 843 m to 854 m4.4% from 854 m to 865 m4.3% from 865 m to 877 m4.3% from 877 m to 888 m4.5% from 888 m to 899 m5.2% from 899 m to 909 m6.1% from 909 m to 918 m8.4% from 918 m to 927 m9.2% from 927 m to 934 m8.6% from 934 m to 942 m8.1% from 942 m to 951 m7.9% from 951 m to 960 m8.7% from 960 m to 968 m7.1% from 968 m to 975 m8.3% from 975 m to 982 m7.6% from 982 m to 990 m6.9% from 990 m to 997 m7.9% from 997 m to 1.0 km6.7% from 1.0 km to 1.0 km8.8% from 1.0 km to 1.0 km4.2% from 1.0 km to 1.0 km7.1% from 1.0 km to 1.0 km5.9% from 1.0 km to 1.0 km9.3% from 1.0 km to 1.0 km6.7% from 1.0 km to 1.0 km6.1% from 1.0 km to 1.1 km7.5% from 1.1 km to 1.1 km7.7% from 1.1 km to 1.1 km8.3% from 1.1 km to 1.1 km9.4% from 1.1 km to 1.1 km6.3% from 1.1 km to 1.1 km7.6% from 1.1 km to 1.1 km11.7% from 1.1 km to 1.1 km9.7% from 1.1 km to 1.1 km9.1% from 1.1 km to 1.1 km8.6% from 1.1 km to 1.1 km5.7% from 1.1 km to 1.1 km7.8% from 1.1 km to 1.2 km7.5% from 1.2 km to 1.2 km7.9% from 1.2 km to 1.2 km7.6% from 1.2 km to 1.2 km5.6% from 1.2 km to 1.2 km6.0% from 1.2 km to 1.2 km6.3% from 1.2 km to 1.2 km6.1% from 1.2 km to 1.2 km7.3% from 1.2 km to 1.2 km5.4% from 1.2 km to 1.2 km5.5% from 1.2 km to 1.2 km5.5% from 1.2 km to 1.3 km4.8% from 1.3 km to 1.3 km1.0% from 1.3 km to 1.3 km1.6% from 1.3 km to 1.3 km0.7% from 1.3 km to 1.3 km-1.4% from 1.3 km to 1.3 km1.1% from 1.3 km to 1.3 km1.7% from 1.3 km to 1.3 km2.9% from 1.3 km to 1.3 km3.5% from 1.3 km to 1.4 km2.2% from 1.4 km to 1.4 km3.2% from 1.4 km to 1.4 km3.7% from 1.4 km to 1.4 km5.8% from 1.4 km to 1.4 km7.0% from 1.4 km to 1.4 km7.1% from 1.4 km to 1.4 km7.6% from 1.4 km to 1.4 km7.1% from 1.4 km to 1.5 km5.7% from 1.5 km to 1.5 km6.1% from 1.5 km to 1.5 km6.1% from 1.5 km to 1.5 km6.3% from 1.5 km to 1.5 km5.4% from 1.5 km to 1.5 km4.1% from 1.5 km to 1.5 km6.1% from 1.5 km to 1.5 km6.3% from 1.5 km to 1.5 km7.9% from 1.5 km to 1.5 km7.8% from 1.5 km to 1.6 km5.0% from 1.6 km to 1.6 km5.8% from 1.6 km to 1.6 km5.0% from 1.6 km to 1.6 km0.8% from 1.6 km to 1.6 km-0.7% from 1.6 km to 1.6 km1.6% from 1.6 km to 1.6 km0.8% from 1.6 km to 1.6 km2.5% from 1.6 km to 1.7 km4.7% from 1.7 km to 1.7 km6.5% from 1.7 km to 1.7 km5.6% from 1.7 km to 1.7 km7.6% from 1.7 km to 1.7 km8.1% from 1.7 km to 1.7 km9.3% from 1.7 km to 1.7 km7.8% from 1.7 km to 1.7 km3.4% from 1.7 km to 1.8 km-0.6% from 1.8 km to 1.8 km-2.8% from 1.8 km to 1.8 km-2.9% from 1.8 km to 1.8 km-1.5% from 1.8 km to 1.8 km-3.0% from 1.8 km to 1.9 km4.8% from 1.9 km to 1.9 km2.7% from 1.9 km to 1.9 km3.3% from 1.9 km to 1.9 km1.7% from 1.9 km to 1.9 km-0.5% from 1.9 km to 1.9 km4.0% from 1.9 km to 2.0 km0.7% from 2.0 km to 2.0 km4%2%5%6%7%4%5%1%0 m250 m500 m750 m1 km1.3 km1.5 km1.8 km
Gradient key0-3%3-6%6-9%9-12%12-15%15%+

Climb Stats

Combined metric and imperial stats for quick route planning.

Climb categoryCategory 4
Distance1.98 km / 1.23 miles
Elevation gain86.5 m / 284 ft
Average gradient4.4%
Maximum gradient9.5%
Elevation high243.52 m / 799 ft
Elevation low156.97 m / 515 ft
Climb difficulty score8,659.59

Similar Climbs Nearby

If you like the shape of this climb, these nearby options have a similar distance, gradient, and elevation profile.

Tip: rotate your phone to landscape and swipe the table sideways to reveal the full set of climb details.

ClimbLengthGradientAscent
Climb out of Tycroes
Ammanford, Carmarthenshire
2.47 km2.7%66 m
Betwys->Garnswllt Climb
Ammanford, Carmarthenshire
2.42 km2.6%63 m
X Road to X Road "Castle View"
Ammanford, Carmarthenshire
1.83 km2.3%42 m
Heol Ddu to the top
Ammanford, Carmarthenshire
3.32 km5%166 m
Maerdy Rd >climb< to Garnswllt
Ammanford, Carmarthenshire
1.1 km3.9%42 m

Climb Rank

How does this climb compare against every other climb in the world?

🗺

This climb ranks 683,423rd out of 2,710,652 worldwide cycling climbs.

🧮

Ranked as the 53,949th most difficult cycling climb of all 332,744 climbs in United Kingdom.

📉

Places 8,329th out of 26,148 cycling climbs in Wales.

⚖

Ranks 660th out of 1,795 cycling climbs in Carmarthenshire.

⚖

Ranking 15th out of 34 cycling climbs in Ammanford.

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