Name	Location	Distance	Avg Gradient	Total Elevation	Climb Category
1. Long climb to Hastoe	Dacorum	8.3 km	1.9%	158 m	Cat. 4
2. Bourne End to top of The Beacon	Dacorum	14.2 km	1.1%	288 m	Cat. 4
3. Albans 2 Da Downs	St Albans	18.63 km	0.8%	154 m	Cat. 4
4. Haggerston Rd Climb	Hertsmere	3.32 km	4.6%	154 m	Cat. 4
5. Bells Cottages Climb	East Hertfordshire	0.63 km	23.8%	149 m	Cat. 4
6. Red Top Down	St Albans	14.45 km	1%	149 m	Cat. 4
7. M1 to top of the Downs	St Albans	13.63 km	1.1%	149 m	Cat. 4
8. Bluehouse Hill Climb	St Albans	0.98 km	15.1%	148 m	Cat. 4
9. Turn off to Top	Dacorum	9.51 km	1.6%	148 m	Cat. 4
10. Blenheim Close Climb	Hertsmere	1.07 km	13.3%	142 m	Cat. 4
11. Bury Green Lane Climb	Waltham Cross	0.49 km	29%	142 m	Cat. 4
12. Big ol' Climb	Dacorum	7.73 km	1.8%	140 m	Cat. 4
13. Wadnall Way Climb	North Hertfordshire	3.75 km	3.6%	136 m	Cat. 4
14. Nettleden to the Beacon, full climb	Dacorum	7.33 km	1.8%	144 m	Cat. 4
15. Farm Close Climb	East Hertfordshire	0.86 km	14.9%	129 m	Cat. 4
16. M1 to Downs	St Albans	13.75 km	0.9%	127 m	Cat. 4
17. Ashwell hill climb	North Hertfordshire	10.79 km	1.2%	126 m	Cat. 4
18. Friars wash to the Downs	Dacorum	10 km	1.3%	125 m	Cat. 4
19. M1 to top of Bison hill	St Albans	13.72 km	0.9%	205 m	Cat. 4
20. The longest drag	Dacorum	6.67 km	1.8%	119 m	Cat. 4
21. Bedford Road Climb	North Hertfordshire	0.56 km	21.3%	119 m	Cat. 4
22. Markyate to Dunstable Downs	Dacorum	7.48 km	1.6%	118 m	Cat. 4
23. Markyate to the Downs	Dacorum	6.13 km	1.9%	116 m	Cat. 4
24. dunstable full north side	Dacorum	6.62 km	1.7%	115 m	Cat. 4
25. Harpenden to Dunstable downs TT	St Albans	14.29 km	0.8%	213 m	Cat. 4
26. A505 to The Joint	North Hertfordshire	5.56 km	2%	113 m	Cat. 4
27. Markyate to the downs via Dovehouse	Dacorum	7.35 km	1.5%	113 m	Cat. 4
28. Leighton Buzzard Rd Climb	Dacorum	0.5 km	22.5%	112 m	Cat. 4
29. Nettleden Rd Climb	Dacorum	0.52 km	21.6%	112 m	Cat. 4
30. Pouchen End Ln Climb	Dacorum	2.35 km	4.8%	111 m	Cat. 4
31. Mollison Ave Climb	Waltham Cross	3.32 km	3.3%	110 m	Cat. 4
32. Ronsons Way Climb	St Albans	0.56 km	19.3%	107 m	Cat. 4
33. Markyate to Downs avoiding Buckwood	Dacorum	11.22 km	1%	107 m	Cat. 4
34. the whole krong	Dacorum	3.44 km	3.1%	105 m	Cat. 4
35. Bridge Road Climb	North Hertfordshire	0.42 km	25%	104 m	Cat. 4
36. DENS Hemel Hillbuster 60/100km split point ☠ carricom	Dacorum	36.92 km	0.3%	102 m	Cat. 4
37. A10 Climb	East Hertfordshire	0.53 km	19.4%	103 m	Cat. 4
38. RCC Wed Night 1st Half	St Albans	11.68 km	0.9%	103 m	Cat. 4
39. Wiggo Riser	Dacorum	1.87 km	5.5%	102 m	Cat. 4
40. Pirton to top of Pegsdon	North Hertfordshire	3.4 km	3%	102 m	Cat. 4
41. Ashwell to Sandon	North Hertfordshire	9.79 km	1%	102 m	Cat. 4
42. Bottom Rd Climb	Dacorum	1.49 km	6.8%	102 m	Cat. 4
43. Lost through the woods	Dacorum	1.7 km	6%	102 m	Cat. 4
44. Hastoe Ln Climb	Dacorum	1.17 km	8.6%	100 m	Cat. 4
45. Merry Hill My Butt.....	Watford	4.06 km	2.5%	100 m	Cat. 4
46. pirton and pegsdon climbs	North Hertfordshire	3.98 km	2.5%	100 m	Cat. 4
47. Dig in for Dogging Hill	Dacorum	1.18 km	8.4%	99 m	Cat. 4
48. Up Up Up	St Albans	11.32 km	0.9%	97 m	Cat. 4
49. Climb to the dogs	Dacorum	3.26 km	3%	97 m	Cat. 4
50. Hickmans Hill Climb	North Hertfordshire	0.45 km	21.8%	97 m	Cat. 4
51. Green End Gardens Climb	Dacorum	1.03 km	9.4%	97 m	Cat. 4
52. BCC Hill Climb Course	Dacorum	1.55 km	6.2%	98 m	Cat. 4
53. West Close Climb	North Hertfordshire	0.44 km	22%	96 m	Cat. 4
54. WatfordToBovie	Three Rivers	11.28 km	0.9%	96 m	Cat. 4
55. Edwards Cottages Climb	East Hertfordshire	0.82 km	11.7%	96 m	Cat. 4
56. Full Bushey Climb	Watford	3.89 km	2.5%	96 m	Cat. 4
57. Where's the bloody end?	Dacorum	1.82 km	5.2%	95 m	Cat. 4
58. Potter St Climb	East Hertfordshire	0.54 km	17.6%	95 m	Cat. 4
59. The long drag to Bell Terrace	North Hertfordshire	2.3 km	4.1%	95 m	Cat. 4
60. Berko - Aston Hill	Dacorum	13.63 km	0.7%	94 m	Cat. 4
61. Little Hill	Dacorum	0.89 km	10.5%	94 m	Cat. 4
62. Lumpy Hertfordshire Route	East Hertfordshire	21.29 km	0.4%	93 m	Cat. 4
63. Step to 10km	Dacorum	9.55 km	1%	94 m	Cat. 4
64. Bradcots Climb	East Hertfordshire	0.64 km	14.7%	93 m	Cat. 4
65. Wiggo	Dacorum	1.89 km	4.9%	93 m	Cat. 4
66. NRHR - Last 6 Miles	East Hertfordshire	10.42 km	0.9%	92 m	Cat. 4
67. School Ln Climb	Hertsmere	0.51 km	18.2%	93 m	Cat. 4
68. M1 to TOMS	St Albans	18.39 km	0.5%	92 m	Cat. 4
69. Secret loop #8	North Hertfordshire	6.95 km	1.3%	91 m	Cat. 4
70. New Road Climb	Dacorum	0.7 km	13%	92 m	Cat. 4
71. Bell Ln Climb	Three Rivers	0.47 km	19.3%	91 m	Cat. 4
72. RCC Therfield from Heath	North Hertfordshire	3.91 km	2.3%	91 m	Cat. 4
73. Nettleden to Ashridge	Dacorum	6.05 km	1.5%	91 m	Cat. 4
74. The Hastoe Giant	Dacorum	1.16 km	7.9%	91 m	Cat. 4
75. Tring to Wiggo	Dacorum	1.91 km	4.7%	90 m	Cat. 4
76. M1 - Clement's End	St Albans	8.94 km	1%	90 m	Cat. 4
77. Markyate Zoo ride	Dacorum	6.3 km	1.4%	90 m	Cat. 4
78. M1 to top of Dagnall Hill	St Albans	11.26 km	0.8%	90 m	Cat. 4
79. Therfield Hill	North Hertfordshire	2.81 km	3.2%	89 m	Cat. 4
80. Gaddesden to Dagnall Hill	Dacorum	9.9 km	0.9%	89 m	Cat. 4
81. Home Aldenham 1/3	Broxbourne	9.58 km	0.9%	89 m	Cat. 4
82. Maydencroft Ln Climb	North Hertfordshire	0.67 km	13.2%	89 m	Cat. 4
83. Fire station/Audi	Three Rivers	10.19 km	0.9%	89 m	Cat. 4
84. Hill rep smash	North Hertfordshire	2.27 km	3.9%	89 m	Cat. 4
85. The Clunge	Dacorum	1.73 km	5.1%	88 m	Cat. 4
86. Occupation Rd Climb	Watford	0.53 km	16.4%	87 m	Cat. 4
87. Therfield X Road	North Hertfordshire	2.8 km	3.1%	94 m	Cat. 4
88. Broxbournebury Mews Climb	Hoddesdon	0.75 km	11.5%	87 m	Cat. 4
89. Norcot Hill to Tom's Hill	Dacorum	2.43 km	3.6%	86 m	Cat. 4
90. To the Top of Pedley	St Albans	9.81 km	0.9%	86 m	Cat. 4
91. Long climb to Ringshall	Dacorum	5.09 km	1.7%	86 m	Cat. 4
92. Chiswell Green Ln Climb	St Albans	0.6 km	14.2%	86 m	Cat. 4
93. All a bit Wobbly	Dacorum	1.17 km	7.3%	95 m	Cat. 4
94. Hertford to Kentish Lane - B158	East Hertfordshire	10.63 km	0.8%	85 m	Cat. 4
95. Redbourn Turn to Pedley	St Albans	8.94 km	1%	85 m	Cat. 4
96. A505 Hitchin - Luton	North Hertfordshire	7.22 km	1.2%	85 m	Cat. 4
97. toms hill off road	Dacorum	0.78 km	10.9%	84 m	Cat. 4
98. Wed night Bike Loft ride excluding Markyate	St Albans	42.12 km	0.2%	599 m	Cat. 4
99. Markyate Mash-up	Dacorum	12.35 km	0.7%	83 m	Cat. 4
100. Wigginton Climb KLCC	Dacorum	1.5 km	5.6%	84 m	Cat. 4

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