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1st 2.5km Bobbin Hd W

📍
Birrawanna Track, Mount Colah, Sydney, The Council of the Shire of Hornsby, New South Wales, 2079, Australia
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 1st 2.5km Bobbin Hd W.

10 m55 m105 m150 m0.0% from 0 m to 8 m0.0% from 8 m to 17 m0.0% from 17 m to 25 m0.0% from 25 m to 33 m0.0% from 33 m to 41 m0.0% from 41 m to 49 m2.5% from 49 m to 57 m0.0% from 57 m to 65 m4.8% from 65 m to 73 m7.1% from 73 m to 82 m2.3% from 82 m to 91 m13.6% from 91 m to 99 m4.5% from 99 m to 108 m2.2% from 108 m to 117 m2.3% from 117 m to 126 m2.3% from 126 m to 134 m4.6% from 134 m to 143 m0.0% from 143 m to 152 m2.3% from 152 m to 160 m2.4% from 160 m to 169 m5.1% from 169 m to 177 m2.6% from 177 m to 184 m5.3% from 184 m to 192 m2.7% from 192 m to 199 m2.7% from 199 m to 207 m5.6% from 207 m to 214 m5.5% from 214 m to 221 m5.6% from 221 m to 228 m5.6% from 228 m to 235 m8.3% from 235 m to 243 m8.5% from 243 m to 250 m5.6% from 250 m to 257 m5.6% from 257 m to 264 m8.3% from 264 m to 271 m5.6% from 271 m to 278 m8.3% from 278 m to 286 m2.7% from 286 m to 293 m5.5% from 293 m to 300 m8.2% from 300 m to 307 m2.7% from 307 m to 315 m2.7% from 315 m to 322 m8.1% from 322 m to 330 m2.7% from 330 m to 337 m8.2% from 337 m to 344 m2.8% from 344 m to 351 m2.8% from 351 m to 359 m8.6% from 359 m to 366 m5.7% from 366 m to 373 m5.7% from 373 m to 380 m5.8% from 380 m to 386 m2.8% from 386 m to 394 m5.7% from 394 m to 401 m8.3% from 401 m to 408 m11.4% from 408 m to 415 m5.6% from 415 m to 422 m5.9% from 422 m to 429 m5.9% from 429 m to 435 m5.8% from 435 m to 442 m2.9% from 442 m to 449 m5.8% from 449 m to 456 m8.7% from 456 m to 463 m5.7% from 463 m to 470 m5.8% from 470 m to 477 m2.9% from 477 m to 484 m8.7% from 484 m to 491 m8.7% from 491 m to 498 m8.8% from 498 m to 505 m2.9% from 505 m to 511 m5.8% from 511 m to 518 m5.8% from 518 m to 525 m2.9% from 525 m to 532 m5.9% from 532 m to 539 m5.8% from 539 m to 546 m5.9% from 546 m to 553 m5.9% from 553 m to 559 m8.8% from 559 m to 566 m2.9% from 566 m to 573 m5.9% from 573 m to 580 m2.9% from 580 m to 587 m5.7% from 587 m to 594 m5.7% from 594 m to 601 m11.3% from 601 m to 608 m5.7% from 608 m to 615 m5.8% from 615 m to 622 m5.7% from 622 m to 629 m5.8% from 629 m to 636 m8.8% from 636 m to 642 m5.8% from 642 m to 649 m2.9% from 649 m to 656 m6.0% from 656 m to 663 m2.9% from 663 m to 670 m5.8% from 670 m to 677 m5.8% from 677 m to 683 m5.7% from 683 m to 690 m8.6% from 690 m to 697 m2.9% from 697 m to 704 m5.7% from 704 m to 711 m5.9% from 711 m to 718 m5.8% from 718 m to 725 m6.0% from 725 m to 732 m5.9% from 732 m to 739 m8.7% from 739 m to 745 m5.9% from 745 m to 752 m5.8% from 752 m to 759 m2.9% from 759 m to 766 m5.9% from 766 m to 773 m5.8% from 773 m to 780 m5.8% from 780 m to 787 m5.9% from 787 m to 793 m5.8% from 793 m to 800 m5.8% from 800 m to 807 m5.8% from 807 m to 814 m8.8% from 814 m to 821 m5.8% from 821 m to 828 m5.9% from 828 m to 835 m5.8% from 835 m to 841 m5.9% from 841 m to 848 m8.8% from 848 m to 855 m5.8% from 855 m to 862 m2.9% from 862 m to 869 m11.8% from 869 m to 876 m2.9% from 876 m to 883 m5.8% from 883 m to 889 m2.9% from 889 m to 896 m6.0% from 896 m to 903 m9.1% from 903 m to 910 m3.1% from 910 m to 916 m3.0% from 916 m to 923 m6.0% from 923 m to 929 m6.0% from 929 m to 936 m3.0% from 936 m to 943 m6.2% from 943 m to 949 m9.1% from 949 m to 956 m11.9% from 956 m to 963 m9.0% from 963 m to 969 m8.8% from 969 m to 976 m3.0% from 976 m to 983 m6.0% from 983 m to 989 m5.9% from 989 m to 996 m5.7% from 996 m to 1.0 km8.8% from 1.0 km to 1.0 km2.9% from 1.0 km to 1.0 km6.0% from 1.0 km to 1.0 km3.0% from 1.0 km to 1.0 km6.6% from 1.0 km to 1.0 km6.5% from 1.0 km to 1.0 km6.3% from 1.0 km to 1.0 km3.1% from 1.0 km to 1.1 km9.1% from 1.1 km to 1.1 km5.7% from 1.1 km to 1.1 km2.7% from 1.1 km to 1.1 km2.7% from 1.1 km to 1.1 km7.8% from 1.1 km to 1.1 km7.7% from 1.1 km to 1.1 km7.8% from 1.1 km to 1.1 km5.3% from 1.1 km to 1.1 km5.3% from 1.1 km to 1.1 km8.1% from 1.1 km to 1.1 km5.4% from 1.1 km to 1.1 km2.7% from 1.1 km to 1.1 km0.0% from 1.1 km to 1.2 km2.8% from 1.2 km to 1.2 km0.0% from 1.2 km to 1.2 km2.8% from 1.2 km to 1.2 km2.9% from 1.2 km to 1.2 km2.9% from 1.2 km to 1.2 km2.9% from 1.2 km to 1.2 km0.0% from 1.2 km to 1.2 km3.0% from 1.2 km to 1.2 km3.0% from 1.2 km to 1.2 km6.2% from 1.2 km to 1.2 km0.0% from 1.2 km to 1.2 km9.4% from 1.2 km to 1.2 km3.2% from 1.2 km to 1.2 km9.4% from 1.2 km to 1.2 km6.3% from 1.2 km to 1.3 km9.5% from 1.3 km to 1.3 km9.7% from 1.3 km to 1.3 km3.2% from 1.3 km to 1.3 km9.5% from 1.3 km to 1.3 km9.7% from 1.3 km to 1.3 km6.5% from 1.3 km to 1.3 km3.2% from 1.3 km to 1.3 km3.1% from 1.3 km to 1.3 km9.1% from 1.3 km to 1.3 km5.9% from 1.3 km to 1.3 km2.9% from 1.3 km to 1.3 km11.9% from 1.3 km to 1.3 km8.8% from 1.3 km to 1.3 km5.7% from 1.3 km to 1.3 km8.6% from 1.3 km to 1.3 km5.6% from 1.3 km to 1.4 km5.4% from 1.4 km to 1.4 km5.2% from 1.4 km to 1.4 km5.2% from 1.4 km to 1.4 km5.2% from 1.4 km to 1.4 km5.3% from 1.4 km to 1.4 km5.3% from 1.4 km to 1.4 km2.6% from 1.4 km to 1.4 km2.6% from 1.4 km to 1.4 km2.7% from 1.4 km to 1.4 km0.0% from 1.4 km to 1.4 km2.7% from 1.4 km to 1.4 km0.0% from 1.4 km to 1.4 km2.7% from 1.4 km to 1.5 km2.8% from 1.5 km to 1.5 km2.8% from 1.5 km to 1.5 km0.0% from 1.5 km to 1.5 km2.8% from 1.5 km to 1.5 km5.6% from 1.5 km to 1.5 km5.7% from 1.5 km to 1.5 km2.9% from 1.5 km to 1.5 km5.7% from 1.5 km to 1.5 km2.8% from 1.5 km to 1.5 km8.3% from 1.5 km to 1.5 km5.5% from 1.5 km to 1.5 km2.8% from 1.5 km to 1.5 km2.8% from 1.5 km to 1.5 km8.6% from 1.5 km to 1.6 km5.7% from 1.6 km to 1.6 km8.6% from 1.6 km to 1.6 km8.6% from 1.6 km to 1.6 km11.4% from 1.6 km to 1.6 km5.8% from 1.6 km to 1.6 km5.7% from 1.6 km to 1.6 km5.8% from 1.6 km to 1.6 km5.9% from 1.6 km to 1.6 km6.0% from 1.6 km to 1.6 km6.0% from 1.6 km to 1.6 km5.9% from 1.6 km to 1.6 km5.9% from 1.6 km to 1.6 km9.0% from 1.6 km to 1.6 km8.8% from 1.6 km to 1.7 km6.0% from 1.7 km to 1.7 km2.9% from 1.7 km to 1.7 km5.9% from 1.7 km to 1.7 km5.8% from 1.7 km to 1.7 km8.8% from 1.7 km to 1.7 km8.8% from 1.7 km to 1.7 km8.8% from 1.7 km to 1.7 km2.9% from 1.7 km to 1.7 km5.9% from 1.7 km to 1.7 km5.8% from 1.7 km to 1.7 km2.9% from 1.7 km to 1.7 km5.8% from 1.7 km to 1.7 km5.8% from 1.7 km to 1.7 km5.7% from 1.7 km to 1.7 km5.8% from 1.7 km to 1.8 km5.7% from 1.8 km to 1.8 km5.8% from 1.8 km to 1.8 km5.9% from 1.8 km to 1.8 km5.8% from 1.8 km to 1.8 km5.9% from 1.8 km to 1.8 km6.0% from 1.8 km to 1.8 km6.0% from 1.8 km to 1.8 km3.0% from 1.8 km to 1.8 km3.0% from 1.8 km to 1.8 km11.9% from 1.8 km to 1.8 km6.0% from 1.8 km to 1.8 km6.0% from 1.8 km to 1.8 km3.0% from 1.8 km to 1.8 km9.0% from 1.8 km to 1.8 km9.0% from 1.8 km to 1.9 km6.0% from 1.9 km to 1.9 km6.1% from 1.9 km to 1.9 km9.0% from 1.9 km to 1.9 km6.0% from 1.9 km to 1.9 km6.1% from 1.9 km to 1.9 km6.2% from 1.9 km to 1.9 km6.0% from 1.9 km to 1.9 km6.1% from 1.9 km to 1.9 km6.0% from 1.9 km to 1.9 km9.1% from 1.9 km to 1.9 km3.1% from 1.9 km to 1.9 km3.1% from 1.9 km to 1.9 km3.1% from 1.9 km to 1.9 km9.2% from 1.9 km to 1.9 km9.2% from 1.9 km to 2.0 km6.2% from 2.0 km to 2.0 km6.5% from 2.0 km to 2.0 km6.6% from 2.0 km to 2.0 km9.8% from 2.0 km to 2.0 km6.8% from 2.0 km to 2.0 km6.7% from 2.0 km to 2.0 km10.0% from 2.0 km to 2.0 km6.7% from 2.0 km to 2.0 km6.6% from 2.0 km to 2.0 km10.0% from 2.0 km to 2.0 km6.6% from 2.0 km to 2.0 km10.0% from 2.0 km to 2.0 km9.7% from 2.0 km to 2.0 km6.6% from 2.0 km to 2.0 km19.7% from 2.0 km to 2.0 km6.6% from 2.0 km to 2.1 km6.8% from 2.1 km to 2.1 km6.7% from 2.1 km to 2.1 km3.4% from 2.1 km to 2.1 km6.7% from 2.1 km to 2.1 km10.0% from 2.1 km to 2.1 km3.3% from 2.1 km to 2.1 km9.8% from 2.1 km to 2.1 km6.6% from 2.1 km to 2.1 km9.8% from 2.1 km to 2.1 km3.2% from 2.1 km to 2.1 km6.5% from 2.1 km to 2.1 km6.5% from 2.1 km to 2.1 km6.6% from 2.1 km to 2.1 km12.9% from 2.1 km to 2.1 km6.6% from 2.1 km to 2.1 km6.6% from 2.1 km to 2.1 km9.8% from 2.1 km to 2.2 km3.3% from 2.2 km to 2.2 km6.6% from 2.2 km to 2.2 km6.7% from 2.2 km to 2.2 km6.7% from 2.2 km to 2.2 km6.8% from 2.2 km to 2.2 km6.7% from 2.2 km to 2.2 km10.2% from 2.2 km to 2.2 km6.8% from 2.2 km to 2.2 km6.6% from 2.2 km to 2.2 km6.5% from 2.2 km to 2.2 km6.5% from 2.2 km to 2.2 km6.2% from 2.2 km to 2.2 km9.5% from 2.2 km to 2.2 km6.5% from 2.2 km to 2.2 km6.5% from 2.2 km to 2.2 km6.3% from 2.2 km to 2.3 km12.5% from 2.3 km to 2.3 km3.1% from 2.3 km to 2.3 km3.1% from 2.3 km to 2.3 km3.1% from 2.3 km to 2.3 km6.2% from 2.3 km to 2.3 km3.1% from 2.3 km to 2.3 km0.0% from 2.3 km to 2.3 km6.3% from 2.3 km to 2.3 km6.5% from 2.3 km to 2.3 km0.0% from 2.3 km to 2.3 km6.3% from 2.3 km to 2.3 km3.1% from 2.3 km to 2.3 km3.2% from 2.3 km to 2.3 km0.0% from 2.3 km to 2.3 km3.2% from 2.3 km to 2.3 km3.2% from 2.3 km to 2.4 km6.2% from 2.4 km to 2.4 km6.3% from 2.4 km to 2.4 km6.3% from 2.4 km to 2.4 km3.2% from 2.4 km to 2.4 km3.2% from 2.4 km to 2.4 km6.5% from 2.4 km to 2.4 km6.6% from 2.4 km to 2.4 km9.5% from 2.4 km to 2.4 km6.2% from 2.4 km to 2.4 km3.1% from 2.4 km to 2.4 km3.1% from 2.4 km to 2.4 km6.2% from 2.4 km to 2.4 km6.3% from 2.4 km to 2.4 km5%6%5%6%6%0 m500 m1 km1.5 km2 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
Distance2.44 km / 1.51 miles
Elevation gain135.8 m / 446 ft
Average gradient5.6%
Maximum gradient11.5%
Elevation high146.8 m / 482 ft
Elevation low11 m / 36 ft
Climb difficulty score13,569.08

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
Bobbin Head West Climb
Mount Colah, Sydney
2.8 km4.8%134 m
Bobbo West First 2km
Mount Colah, Sydney
1.97 km5.7%119 m
Bobbin Head West GPS issues
Mount Colah, Sydney
3 km5.8%174 m
Bobbin Head to Visitors Centre
Mount Colah, Sydney
3.05 km5.8%178 m
Bobbin Head North - Uphill
Mount Colah, Sydney
2.99 km6.1%181 m

Climb Rank

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

🗺

This climb ranks 387,144th out of 2,710,652 worldwide cycling climbs.

🧮

Ranked as the 8,761st most difficult cycling climb of all 97,639 climbs in Australia.

📉

Places 2,197th out of 28,566 cycling climbs in New South Wales.

⚖

Ranks 499th out of 12,379 cycling climbs in Sydney.

⚖

Ranking 22nd out of 60 cycling climbs in Mount Colah.

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