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up to Twll Mawr

📍
Stamps Bridge, Llanberis, Nant Peris, Gwynedd, Wales, LL55 4UE, United Kingdom
Cat. 3Flag 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 up to Twll Mawr.

110 m175 m235 m300 m2.5% from 0 m to 4 m14.0% from 4 m to 9 m5.0% from 9 m to 13 m7.5% from 13 m to 17 m13.3% from 17 m to 20 m6.7% from 20 m to 23 m6.7% from 23 m to 26 m10.0% from 26 m to 30 m7.5% from 30 m to 34 m12.5% from 34 m to 38 m5.0% from 38 m to 42 m8.0% from 42 m to 45 m4.0% from 45 m to 47 m10.0% from 47 m to 50 m6.7% from 50 m to 53 m16.7% from 53 m to 56 m2.0% from 56 m to 61 m13.3% from 61 m to 64 m3.3% from 64 m to 67 m7.3% from 67 m to 78 m10.0% from 78 m to 80 m5.0% from 80 m to 82 m5.0% from 82 m to 84 m0.0% from 84 m to 86 m5.0% from 86 m to 88 m5.0% from 88 m to 92 m2.5% from 92 m to 96 m3.3% from 96 m to 99 m5.0% from 99 m to 101 m0.0% from 101 m to 105 m3.3% from 105 m to 108 m0.0% from 108 m to 112 m0.0% from 112 m to 115 m0.0% from 115 m to 119 m0.0% from 119 m to 123 m0.0% from 123 m to 126 m0.0% from 126 m to 128 m-2.5% from 128 m to 132 m0.0% from 132 m to 136 m-4.0% from 136 m to 139 m0.0% from 139 m to 141 m-4.0% from 141 m to 146 m0.0% from 146 m to 151 m-2.9% from 151 m to 155 m0.0% from 155 m to 158 m-2.5% from 158 m to 162 m-2.5% from 162 m to 166 m-3.3% from 166 m to 169 m0.0% from 169 m to 172 m-2.9% from 172 m to 176 m0.0% from 176 m to 179 m-2.5% from 179 m to 183 m0.0% from 183 m to 187 m-2.1% from 187 m to 206 m0.0% from 206 m to 226 m2.2% from 226 m to 231 m2.2% from 231 m to 235 m2.5% from 235 m to 239 m2.5% from 239 m to 243 m4.4% from 243 m to 248 m2.2% from 248 m to 252 m5.7% from 252 m to 256 m2.9% from 256 m to 259 m7.5% from 259 m to 263 m2.5% from 263 m to 267 m7.8% from 267 m to 276 m8.8% from 276 m to 284 m3.3% from 284 m to 293 m15.0% from 293 m to 297 m5.0% from 297 m to 301 m15.0% from 301 m to 305 m5.0% from 305 m to 309 m10.0% from 309 m to 317 m17.1% from 317 m to 321 m5.7% from 321 m to 324 m11.7% from 324 m to 330 m45.7% from 330 m to 334 m5.7% from 334 m to 337 m28.0% from 337 m to 340 m8.0% from 340 m to 342 m17.1% from 342 m to 346 m5.7% from 346 m to 349 m15.0% from 349 m to 353 m23.3% from 353 m to 356 m3.3% from 356 m to 359 m22.5% from 359 m to 363 m10.0% from 363 m to 366 m8.0% from 366 m to 371 m20.0% from 371 m to 374 m15.0% from 374 m to 378 m5.0% from 378 m to 382 m10.0% from 382 m to 386 m16.0% from 386 m to 389 m8.0% from 389 m to 391 m10.0% from 391 m to 395 m15.0% from 395 m to 399 m10.0% from 399 m to 402 m20.0% from 402 m to 406 m4.0% from 406 m to 411 m16.0% from 411 m to 414 m8.0% from 414 m to 416 m13.3% from 416 m to 419 m12.5% from 419 m to 423 m11.4% from 423 m to 430 m12.5% from 430 m to 434 m12.5% from 434 m to 438 m12.5% from 438 m to 442 m12.5% from 442 m to 446 m12.5% from 446 m to 450 m14.3% from 450 m to 457 m12.5% from 457 m to 461 m20.0% from 461 m to 465 m6.7% from 465 m to 468 m10.0% from 468 m to 472 m15.0% from 472 m to 476 m12.5% from 476 m to 480 m10.0% from 480 m to 484 m10.0% from 484 m to 487 m12.5% from 487 m to 491 m12.5% from 491 m to 495 m15.0% from 495 m to 497 m10.0% from 497 m to 503 m15.0% from 503 m to 505 m8.7% from 505 m to 513 m16.7% from 513 m to 516 m4.0% from 516 m to 521 m13.3% from 521 m to 524 m6.7% from 524 m to 527 m12.5% from 527 m to 531 m10.0% from 531 m to 533 m7.5% from 533 m to 537 m16.0% from 537 m to 540 m4.0% from 540 m to 542 m7.8% from 542 m to 550 m6.3% from 550 m to 551 m5.9% from 551 m to 553 m10.0% from 553 m to 557 m13.3% from 557 m to 560 m5.0% from 560 m to 564 m6.7% from 564 m to 567 m8.3% from 567 m to 573 m10.0% from 573 m to 575 m7.5% from 575 m to 579 m7.5% from 579 m to 583 m10.0% from 583 m to 587 m8.0% from 587 m to 592 m13.3% from 592 m to 595 m2.0% from 595 m to 600 m10.0% from 600 m to 604 m6.7% from 604 m to 607 m5.0% from 607 m to 611 m7.5% from 611 m to 615 m10.0% from 615 m to 619 m10.0% from 619 m to 622 m5.0% from 622 m to 626 m7.5% from 626 m to 630 m12.0% from 630 m to 633 m4.0% from 633 m to 635 m13.3% from 635 m to 638 m5.0% from 638 m to 642 m7.5% from 642 m to 646 m10.0% from 646 m to 650 m6.7% from 650 m to 656 m10.0% from 656 m to 665 m22.0% from 665 m to 670 m3.3% from 670 m to 676 m28.0% from 676 m to 679 m8.0% from 679 m to 681 m23.3% from 681 m to 684 m10.0% from 684 m to 687 m20.0% from 687 m to 690 m12.0% from 690 m to 692 m17.5% from 692 m to 696 m13.3% from 696 m to 705 m20.0% from 705 m to 707 m15.0% from 707 m to 711 m12.5% from 711 m to 715 m15.0% from 715 m to 719 m15.0% from 719 m to 723 m15.0% from 723 m to 727 m3.3% from 727 m to 730 m12.5% from 730 m to 734 m13.3% from 734 m to 737 m15.0% from 737 m to 741 m5.0% from 741 m to 745 m12.9% from 745 m to 752 m12.5% from 752 m to 756 m20.0% from 756 m to 758 m8.9% from 758 m to 767 m13.3% from 767 m to 770 m17.5% from 770 m to 774 m5.0% from 774 m to 778 m7.5% from 778 m to 782 m10.0% from 782 m to 786 m10.0% from 786 m to 789 m10.0% from 789 m to 793 m7.5% from 793 m to 797 m10.0% from 797 m to 800 m6.7% from 800 m to 803 m10.0% from 803 m to 807 m6.7% from 807 m to 810 m7.5% from 810 m to 814 m3.3% from 814 m to 817 m5.0% from 817 m to 821 m7.5% from 821 m to 825 m10.0% from 825 m to 828 m3.3% from 828 m to 831 m7.5% from 831 m to 835 m8.0% from 835 m to 840 m5.0% from 840 m to 844 m27.5% from 844 m to 848 m52.5% from 848 m to 852 m-4.0% from 852 m to 855 m-4.0% from 855 m to 857 m20.0% from 857 m to 861 m37.5% from 861 m to 865 m20.0% from 865 m to 869 m-10.0% from 869 m to 873 m-15.0% from 873 m to 877 m-7.5% from 877 m to 881 m-10.0% from 881 m to 885 m0.0% from 885 m to 888 m8.0% from 888 m to 890 m13.3% from 890 m to 893 m20.0% from 893 m to 897 m5.7% from 897 m to 900 m10.0% from 900 m to 905 m20.0% from 905 m to 908 m8.0% from 908 m to 910 m16.0% from 910 m to 913 m4.0% from 913 m to 915 m16.0% from 915 m to 920 m11.0% from 920 m to 930 m18.3% from 930 m to 936 m12.5% from 936 m to 940 m24.0% from 940 m to 945 m22.5% from 945 m to 949 m12.5% from 949 m to 953 m25.0% from 953 m to 957 m26.7% from 957 m to 960 m20.0% from 960 m to 964 m150.0% from 964 m to 965 m40.0% from 965 m to 965 m33.3% from 965 m to 966 m60.0% from 966 m to 966 m33.3% from 966 m to 967 m40.0% from 967 m to 967 m33.3% from 967 m to 968 m40.0% from 968 m to 968 m33.3% from 968 m to 969 m23.3% from 969 m to 975 m31.2% from 975 m to 977 m11.8% from 977 m to 978 m12.5% from 978 m to 980 m12.5% from 980 m to 982 m12.5% from 982 m to 983 m11.8% from 983 m to 985 m12.5% from 985 m to 986 m12.5% from 986 m to 988 m26.7% from 988 m to 990 m13.3% from 990 m to 991 m6.7% from 991 m to 993 m13.3% from 993 m to 994 m15.0% from 994 m to 1 km40.0% from 1 km to 1.0 km10.0% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.0 km20.0% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.0 km20.0% from 1.0 km to 1.0 km12.0% from 1.0 km to 1.0 km6.7% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.0 km13.3% from 1.0 km to 1.0 km3.3% from 1.0 km to 1.0 km8.9% from 1.0 km to 1.0 km5.0% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.1 km11.1% from 1.1 km to 1.1 km5.3% from 1.1 km to 1.1 km11.1% from 1.1 km to 1.1 km5.6% from 1.1 km to 1.1 km5.3% from 1.1 km to 1.1 km5.6% from 1.1 km to 1.1 km7.5% from 1.1 km to 1.1 km5.0% from 1.1 km to 1.1 km7.5% from 1.1 km to 1.1 km6.7% from 1.1 km to 1.1 km10.0% from 1.1 km to 1.1 km5.0% from 1.1 km to 1.1 km10.0% from 1.1 km to 1.1 km5.0% from 1.1 km to 1.1 km7.5% from 1.1 km to 1.1 km5.0% from 1.1 km to 1.1 km4.0% from 1.1 km to 1.1 km5.0% from 1.1 km to 1.1 km8.0% from 1.1 km to 1.1 km4.0% from 1.1 km to 1.1 km4.0% from 1.1 km to 1.1 km4.0% from 1.1 km to 1.1 km4.0% from 1.1 km to 1.1 km4.0% from 1.1 km to 1.1 km8.0% from 1.1 km to 1.1 km8.3% from 1.1 km to 1.1 km4.3% from 1.1 km to 1.1 km16.7% from 1.1 km to 1.1 km3.3% from 1.1 km to 1.1 km16.0% from 1.1 km to 1.2 km4.0% from 1.2 km to 1.2 km17.5% from 1.2 km to 1.2 km5.0% from 1.2 km to 1.2 km16.0% from 1.2 km to 1.2 km24.0% from 1.2 km to 1.2 km8.0% from 1.2 km to 1.2 km28.0% from 1.2 km to 1.2 km8.0% from 1.2 km to 1.2 km28.0% from 1.2 km to 1.2 km8.0% from 1.2 km to 1.2 km15.0% from 1.2 km to 1.2 km15.0% from 1.2 km to 1.2 km24.0% from 1.2 km to 1.2 km8.0% from 1.2 km to 1.2 km13.3% from 1.2 km to 1.2 km12.5% from 1.2 km to 1.2 km10.0% from 1.2 km to 1.2 km12.5% from 1.2 km to 1.2 km10.0% from 1.2 km to 1.2 km7.5% from 1.2 km to 1.2 km13.3% from 1.2 km to 1.2 km7.5% from 1.2 km to 1.2 km10.0% from 1.2 km to 1.2 km12.0% from 1.2 km to 1.2 km4.0% from 1.2 km to 1.2 km12.5% from 1.2 km to 1.2 km4.0% from 1.2 km to 1.2 km10.0% from 1.2 km to 1.2 km6.7% from 1.2 km to 1.3 km7.8% from 1.3 km to 1.3 km10.0% from 1.3 km to 1.3 km12.0% from 1.3 km to 1.3 km4.0% from 1.3 km to 1.3 km10.0% from 1.3 km to 1.3 km6.7% from 1.3 km to 1.3 km10.0% from 1.3 km to 1.3 km7.8% from 1.3 km to 1.3 km12.0% from 1.3 km to 1.3 km4.0% from 1.3 km to 1.3 km7.5% from 1.3 km to 1.3 km12.0% from 1.3 km to 1.3 km4.0% from 1.3 km to 1.3 km10.0% from 1.3 km to 1.3 km10.0% from 1.3 km to 1.3 km5.0% from 1.3 km to 1.3 km7.5% from 1.3 km to 1.3 km12.0% from 1.3 km to 1.3 km4.0% from 1.3 km to 1.3 km10.0% from 1.3 km to 1.3 km7.5% from 1.3 km to 1.3 km12.5% from 1.3 km to 1.3 km2.5% from 1.3 km to 1.3 km7.5% from 1.3 km to 1.3 km7.5% from 1.3 km to 1.4 km7.5% from 1.4 km to 1.4 km6.7% from 1.4 km to 1.4 km7.5% from 1.4 km to 1.4 km7.5% from 1.4 km to 1.4 km7.5% from 1.4 km to 1.4 km5.0% from 1.4 km to 1.4 km10.0% from 1.4 km to 1.4 km7.5% from 1.4 km to 1.4 km5.0% from 1.4 km to 1.4 km10.0% from 1.4 km to 1.4 km145.0% from 1.4 km to 1.4 km-14.0% from 1.4 km to 1.4 km-5.0% from 1.4 km to 1.4 km-16.0% from 1.4 km to 1.4 km-4.0% from 1.4 km to 1.4 km-12.5% from 1.4 km to 1.4 km-15.0% from 1.4 km to 1.4 km-16.7% from 1.4 km to 1.4 km-6.7% from 1.4 km to 1.4 km-16.7% from 1.4 km to 1.4 km-24.0% from 1.4 km to 1.4 km-4.0% from 1.4 km to 1.4 km20.0% from 1.4 km to 1.4 km32.0% from 1.4 km to 1.4 km8.0% from 1.4 km to 1.4 km15.0% from 1.4 km to 1.4 km40.0% from 1.4 km to 1.4 km5.0% from 1.4 km to 1.5 km14.0% from 1.5 km to 1.5 km16.7% from 1.5 km to 1.5 km10.0% from 1.5 km to 1.5 km12.5% from 1.5 km to 1.5 km15.0% from 1.5 km to 1.5 km10.0% from 1.5 km to 1.5 km17.5% from 1.5 km to 1.5 km10.0% from 1.5 km to 1.5 km6.7% from 1.5 km to 1.5 km10.0% from 1.5 km to 1.5 km12.0% from 1.5 km to 1.5 km4.0% from 1.5 km to 1.5 km12.5% from 1.5 km to 1.5 km10.0% from 1.5 km to 1.5 km16.7% from 1.5 km to 1.5 km10.5% from 1.5 km to 1.5 km5.6% from 1.5 km to 1.5 km11.1% from 1.5 km to 1.5 km10.5% from 1.5 km to 1.5 km5.6% from 1.5 km to 1.5 km13.3% from 1.5 km to 1.5 km12.0% from 1.5 km to 1.5 km8.0% from 1.5 km to 1.5 km10.0% from 1.5 km to 1.5 km10.6% from 1.5 km to 1.5 km6.3% from 1.5 km to 1.5 km5.9% from 1.5 km to 1.5 km13.3% from 1.5 km to 1.5 km10.0% from 1.5 km to 1.5 km14.0% from 1.5 km to 1.5 km7.5% from 1.5 km to 1.5 km10.0% from 1.5 km to 1.6 km10.0% from 1.6 km to 1.6 km8.5% from 1.6 km to 1.6 km6.3% from 1.6 km to 1.6 km11.8% from 1.6 km to 1.6 km10.0% from 1.6 km to 1.6 km10.0% from 1.6 km to 1.6 km12.5% from 1.6 km to 1.6 km5.0% from 1.6 km to 1.6 km12.5% from 1.6 km to 1.6 km16.7% from 1.6 km to 1.6 km2.5% from 1.6 km to 1.6 km7.5% from 1.6 km to 1.6 km8.5% from 1.6 km to 1.6 km12.5% from 1.6 km to 1.6 km5.9% from 1.6 km to 1.6 km16.7% from 1.6 km to 1.6 km4.0% from 1.6 km to 1.6 km6.7% from 1.6 km to 1.6 km7.5% from 1.6 km to 1.6 km13.3% from 1.6 km to 1.6 km2.5% from 1.6 km to 1.6 km6.7% from 1.6 km to 1.6 km7.5% from 1.6 km to 1.6 km5.0% from 1.6 km to 1.6 km7.5% from 1.6 km to 1.6 km7.5% from 1.6 km to 1.6 km6.7% from 1.6 km to 1.6 km13.3% from 1.6 km to 1.6 km2.5% from 1.6 km to 1.7 km12.0% from 1.7 km to 1.7 km4.0% from 1.7 km to 1.7 km12.5% from 1.7 km to 1.7 km15.0% from 1.7 km to 1.7 km2.5% from 1.7 km to 1.7 km12.5% from 1.7 km to 1.7 km25.0% from 1.7 km to 1.7 km3.3% from 1.7 km to 1.7 km14.5% from 1.7 km to 1.7 km10.0% from 1.7 km to 1.7 km10.0% from 1.7 km to 1.7 km24.0% from 1.7 km to 1.7 km4.0% from 1.7 km to 1.7 km17.1% from 1.7 km to 1.7 km5.7% from 1.7 km to 1.7 km20.0% from 1.7 km to 1.7 km3.3% from 1.7 km to 1.7 km14.3% from 1.7 km to 1.7 km3.3% from 1.7 km to 1.7 km12.5% from 1.7 km to 1.7 km16.7% from 1.7 km to 1.7 km6.7% from 1.7 km to 1.7 km12.5% from 1.7 km to 1.8 km16.7% from 1.8 km to 1.8 km16.7% from 1.8 km to 1.8 km3.3% from 1.8 km to 1.8 km10.0% from 1.8 km to 1.8 km13.3% from 1.8 km to 1.8 km12.5% from 1.8 km to 1.8 km15.0% from 1.8 km to 1.8 km15.0% from 1.8 km to 1.8 km15.0% from 1.8 km to 1.8 km18.2% from 1.8 km to 1.8 km9.1% from 1.8 km to 1.8 km9.1% from 1.8 km to 1.8 km9.1% from 1.8 km to 1.8 km9.1% from 1.8 km to 1.8 km15.0% from 1.8 km to 1.8 km20.0% from 1.8 km to 1.8 km5.0% from 1.8 km to 1.8 km12.5% from 1.8 km to 1.8 km15.0% from 1.8 km to 1.8 km6.7% from 1.8 km to 1.8 km15.0% from 1.8 km to 1.8 km10.0% from 1.8 km to 1.8 km16.0% from 1.8 km to 1.8 km10.0% from 1.8 km to 1.8 km2.5% from 1.8 km to 1.8 km6.7% from 1.8 km to 1.8 km12.0% from 1.8 km to 1.8 km0.0% from 1.8 km to 1.8 km10.0% from 1.8 km to 1.8 km3.3% from 1.8 km to 1.8 km8.0% from 1.8 km to 1.8 km8.0% from 1.8 km to 1.9 km13.3% from 1.9 km to 1.9 km4.0% from 1.9 km to 1.9 km5.0% from 1.9 km to 1.9 km7.5% from 1.9 km to 1.9 km7.5% from 1.9 km to 1.9 km6.7% from 1.9 km to 1.9 km12.5% from 1.9 km to 1.9 km6.2% from 1.9 km to 1.9 km6.3% from 1.9 km to 1.9 km0.0% from 1.9 km to 1.9 km6.2% from 1.9 km to 1.9 km6.7% from 1.9 km to 1.9 km7.5% from 1.9 km to 1.9 km4.0% from 1.9 km to 1.9 km10.0% from 1.9 km to 1.9 km8.0% from 1.9 km to 1.9 km2.5% from 1.9 km to 1.9 km10.0% from 1.9 km to 1.9 km3.3% from 1.9 km to 1.9 km5.0% from 1.9 km to 1.9 km4.3% from 1.9 km to 1.9 km6.7% from 1.9 km to 1.9 km3.3% from 1.9 km to 1.9 km2.9% from 1.9 km to 1.9 km2.2% from 1.9 km to 1.9 km1.3% from 1.9 km to 2.0 km2.0% from 2.0 km to 2.0 km0.0% from 2.0 km to 2.0 km3%11%10%13%9%11%10%8%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 3
Distance1.96 km / 1.22 miles
Elevation gain185.2 m / 608 ft
Average gradient9.4%
Maximum gradient38%
Elevation high296.7 m / 973 ft
Elevation low111.5 m / 366 ft
Climb difficulty score18,521.28

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Climb Rank

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

🗺

This climb ranks 253,130th out of 2,710,652 worldwide cycling climbs.

🧮

Ranked as the 11,088th most difficult cycling climb of all 332,744 climbs in United Kingdom.

📉

Places 2,583rd out of 26,148 cycling climbs in Wales.

⚖

Ranks 375th out of 2,245 cycling climbs in Gwynedd.

⚖

Ranking 19th out of 23 cycling climbs in Nant Peris.

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