SUMMITSTEEPNESS
RankBest Min at 100mAzimuth Drop (in feet)NameCountyElevation
1 38.98668156 199 265.48 7940 Butte 7940
2 38.19705061 39 258.08 Fishfin Ridge Lemhi 9700
3 37.51809954 352 251.85 Warbonnet Peak Boise 10220
36.27158364 310 240.69 Negro Brown Hill Benewah 2780
33.26282845 77 215.15 11100 C Custer 11100
4 33.25922623 42 215.12 10260 A Boise + Custer 10260
5 32.86929567 117 211.94 9180 Boise 9180
6 32.21843636 257 206.70 9438 A Boise 9438
7 31.24472882 138 198.99 North Raker Boise 9970
8 30.56012318 190 193.67 6820 A Custer 6820
9 30.53715634 204 193.49 Cobb Peak Blaine 11650
10 30.43070532 306 192.67 Squawtip Custer 9046
11 30.4280609 124 192.65 9847 Custer 9847
30.2729273 243 191.46 8820 D Lemhi 8820
12 29.78135513 196 187.71 Twin Sisters A Cassia 6838
13 29.76519616 180 187.58 Heyburn Mountain Custer 10220
14 29.59394054 188 186.28 8340 B Blaine 8340
15 29.51979511 356 185.72 10785 Custer 10785
29.23789419 149 183.60 6260 Bonner 6260
16 28.78435819 156 180.20 8250 C Custer 8250
17 28.60536425 61 178.87 Miller Peak A Custer 8610
18 28.60536093 355 178.87 9380 B Custer 9380
19 28.47668148 191 177.92 Old Hyndman Peak Blaine + Custer 11775
20 28.11599109 99 175.25 10300 Custer 10300
21 27.58746855 7 171.38 11210 Blaine 11210
22 27.54739507 293 171.09 Salzburger Spitzl Blaine + Custer 11620
27.32716587 281 169.49 9460 D Lemhi 9460
23 27.28527923 68 169.19 8613 A Custer 8613
24 27.07916095 106 167.70 10391 Blaine 10391
25 27.02472435 204 167.30 9020 A Valley 9020
26 27.00517116 54 167.16 8820 B Boise 8820
26.88935147 338 166.33 Ibex Peak Cassia 7272
27 26.88679283 196 166.31 8695 Valley 8695
28 26.87293556 226 166.21 Beaverdam Peak Valley 8652
29 26.70363685 80 164.99 8846 B Lemhi 8846
26.62714128 325 164.44 Castle Rocks Cassia 6862
30 26.59589324 46 164.22 Grand Mogul Custer 9733
31 26.42089911 159 162.97 9900 A Boise + Custer 9900
32 26.29763044 218 162.09 6910 B Blaine 6910
33 26.29762025 4 162.09 Grandjean Peak Boise 9180
34 26.11358092 313 160.78 Triple Peak Custer 11300
35 26.06256773 135 160.42 9292 Custer 9292
36 26.04149364 340 160.27 Sugar Loaf Owyhee 6345
37 26.03991222 325 160.26 8297 Idaho + Ravalli 8297
38 25.91915792 319 159.40 8361 Valley 8361
39 25.90951575 219 159.34 8540 Idaho + Ravalli 8540
40 25.78393701 102 158.45 9573 Lemhi 9573
41 25.73839835 110 158.13 8523 Idaho + Ravalli 8523
42 25.66052246 166 157.58 8415 Idaho + Ravalli 8415
43 25.56808079 147 156.93 Jacqueline Peak Blaine 11027
25.24224589 15 154.64 Black Tip Idaho + Valley 8292
44 25.1889613 101 154.27 10460 D Custer 10460
45 25.04739073 298 153.28 Knapp Benchmark Custer 10012
46 24.71864765 162 150.99 10408 Custer 10408
47 24.55779586 357 149.88 9807 Boise 9807
48 24.54917583 177 149.82 Saddle Mountain B Idaho 8258
49 24.53665053 128 149.73 10205 Custer 10205
50 24.53096152 218 149.69 9980 E Boise + Custer 9980
24.52585683 128 149.66 6349 Custer 6349
51 24.49491068 160 149.44 10390 Beaverhead + Lemhi 10390
24.39949297 208 148.78 Chateau Rock Clearwater 5660
24.2648745 161 147.86 Cathedral Rocks Elmore 5340
52 24.13585538 236 146.97 Standhope Peak Custer 11878
53 24.12975414 333 146.93 10442 Custer 10442
54 24.12889701 282 146.92 Tohobit Peak Boise 10046
55 24.09176771 308 146.66 8225 A Blaine 8225
23.97944722 161 145.89 10940 B Custer 10940
23.97792456 6 145.88 9226 Custer 9226
23.97390947 25 145.86 Silver Mountain A Boise 8573
56 23.9454756 80 145.66 Box, The Blaine + Custer 11305
57 23.86840537 316 145.13 Hawk Benchmark Bingham 5650
58 23.83839996 144 144.93 6483 Blaine 6483
59 23.74176897 229 144.27 9540 B Lemhi 9540
60 23.73744696 151 144.24 9780 B Boise 9780
61 23.50563649 233 142.66 Phoebe Tip Boundary 6620
62 23.49454465 47 142.58 8565 A Custer 8565
63 23.48296742 172 142.50 10840 Blaine + Custer 10840
64 23.47072636 85 142.42 10327 B Custer 10327
65 23.46561728 149 142.38 10100 E Boise 10100
66 23.39769254 204 141.92 Hyndman Peak Blaine + Custer 12009
67 23.36836644 189 141.72 7183 B Custer 7183
68 23.35966274 264 141.66 9818 Blaine + Camas 9818
69 23.33581201 75 141.50 8145 Blaine 8145
23.32469972 104 141.43 Pyramid Peak B Adams 8380
70 23.25653347 117 140.96 10340 Custer 10340
71 23.22365684 244 140.74 Little Sugar Loaf Owyhee 6450
72 23.21697326 95 140.70 7689 Cassia 7689
73 23.18057434 147 140.45 Pyramid Peak D Boundary 7355
74 23.11545223 320 140.01 10857 Custer 10857
75 22.99855516 241 139.22 9682 Custer 9682
76 22.99806533 281 139.21 10597 Custer 10597
77 22.99390705 238 139.19 6980 E Lemhi 6980
78 22.86510832 182 138.32 9380 Elmore 9380
79 22.83505766 12 138.11 Soldier Cap Owyhee 5434
80 22.71295994 195 137.29 Angels Perch Custer 11687
81 22.69014395 127 137.14 Cramer, Mount Boise + Custer 10716
82 22.6722135 83 137.02 Needle Peak B Shoshone 6660
83 22.6500513 177 136.87 9012 Idaho + Ravalli 9012
22.59156791 352 136.48 Kents Peak Oneida 8541
84 22.52305025 113 136.02 Elk Peak Boise + Custer 10582
85 22.46495802 278 135.63 8076 Idaho + Ravalli 8076
86 22.32654345 124 134.70 8324 Blaine 8324
87 22.21780643 141 133.97 9997 Blaine 9997
22.16150782 209 133.60 10700 Custer 10700
22.13803072 221 133.44 Chimney Rock B Boundary 7124
88 22.11953499 145 133.32 9082 Boise 9082
89 22.01471221 26 132.62 10777 Custer 10777
90 21.94771213 45 132.17 Little Elk Peak Bonneville 9722
91 21.93767498 21 132.11 Bluff Divide Shoshone 5754
21.84127702 176 131.46 Turtle Rock Cassia 6401
92 21.7829834 113 131.08 10286 Butte 10286
21.75392309 156 130.88 11100 B Custer 11100
93 21.72109614 337 130.67 11272 Custer 11272
94 21.70577081 285 130.57 10182 B Custer 10182
95 21.68471047 322 130.43 Rocky Peak C Idaho 7660
96 21.68321622 347 130.42 9740 E Lemhi 9740
97 21.46023911 174 128.94 9660 A Butte 9660
98 21.42291384 203 128.69 8921 Custer 8921
99 21.41357376 46 128.63 9930 Boise 9930
21.34134154 76 128.15 Swede Peak Blaine 8512
100 21.33010168 281 128.08 9565 A Custer 9565
101 21.22064919 214 127.36 9100 D Lemhi 9100
102 21.21516577 197 127.32 Meridian Peak Custer 10420
103 21.21478523 215 127.32 6754 B Elmore 6754
21.18481295 285 127.12 Eagles Nest Lemhi 4850
104 21.14761909 324 126.88 9743 Lemhi 9743
105 21.08329833 23 126.45 Ajax Peak Beaverhead + Lemhi 10028
106 21.03200108 319 126.12 10292 Blaine 10292
20.98618979 266 125.82 5021 Lemhi 5021
107 20.96587903 19 125.68 Pavlos Peak Custer 11109
108 20.94730033 204 125.56 Devils Throne Idaho 9300
109 20.92521949 171 125.42 Silver Dollar Peak Boundary 7181
20.89051508 230 125.19 8233 Idaho 8233
110 20.82326194 234 124.75 Copperhead Peak Lemhi 10060
111 20.7857336 79 124.50 Kellys Thumb Clearwater 5460
112 20.78050944 102 124.47 8662 A Valley 8662
113 20.76247697 23 124.35 8702 Boise 8702
20.75465716 227 124.30 South Raker Boise 9620
20.70203608 49 123.95 Goblin, The Idaho 8995
114 20.69901563 201 123.93 Calkens Peak Custer 11500
115 20.67485463 168 123.78 9621 B Custer 9621
116 20.65750599 88 123.66 Needles Valley 8294
117 20.6137416 33 123.38 9900 Idaho 9900
118 20.61125517 200 123.36 5140 Idaho 5140
119 20.60370262 226 123.31 9805 A Custer 9805
20.53269217 111 122.85 8547 Lemhi 8547
120 20.49468706 74 122.60 10330 Boise 10330
121 20.4730932 351 122.46 4980 A Idaho 4980
20.46403485 324 122.40 Castle Rock E Cassia 6260
20.46254254 221 122.39 Pool Knob Idaho 2900
122 20.44640476 261 122.28 Big Basin Peak Blaine + Custer 11510
20.42378261 241 122.14 7860 Valley 7860
20.40163018 7 121.99 Packrat Peak Custer 9700
123 20.34745244 179 121.64 Custer Lookout Custer 9753
124 20.33435832 98 121.55 9183 A Lemhi 9183
20.32629698 189 121.50 9303 A Custer 9303
125 20.31773206 85 121.45 9193 Custer 9193
126 20.2744872 336 121.16 Sheep Mountain E Custer 9192
127 20.27318352 301 121.16 7740 F Valley 7740
128 20.23192486 239 120.89 Snowslide Peak A Valley 9104
129 20.2093088 70 120.74 Bad Rock Peak Custer 11953
130 20.20155345 36 120.69 8780 B Custer 8780
131 20.19367595 84 120.64 9758 Custer 9758
132 20.19015524 5 120.62 Lions Head Boundary 7288
133 20.16469467 7 120.45 South Glassford Peak Blaine + Custer 11180
134 20.15187702 202 120.37 9727 B Boise + Custer 9727
135 20.14340903 106 120.31 Lincoln Peak Bingham 6536
136 20.12229241 224 120.18 7420 G Idaho 7420
137 20.11662448 106 120.14 9466 A Valley 9466
20.08510412 189 119.93 Crags, The Idaho 7558
138 20.06700028 28 119.82 9367 A Blaine 9367
139 20.05284232 320 119.72 Sherman Peak A Custer 9892
140 20.02320501 264 119.53 10680 Blaine 10680
19.99540337 238 119.35 Skeeter Point Blaine 6330
141 19.97858017 88 119.24 Little Mac Custer 11071
142 19.96067946 177 119.13 7773 Valley 7773
143 19.88917436 122 118.66 Twin Peaks A Boundary 7599
144 19.88199301 228 118.62 4900 B Idaho 4900
145 19.85014741 169 118.41 8744 Valley 8744
146 19.81851789 307 118.21 Roothaan, Mount Boundary 7326
147 19.77935985 135 117.95 7437 Elmore 7437
148 19.73539382 162 117.67 Howard Peak Custer 11020
149 19.67161494 157 117.26 10138 Blaine + Camas 10138
150 19.63523109 287 117.02 10256 B Custer 10256
151 19.63410098 317 117.02 Borah Peak Custer 12662
152 19.63129316 8 117.00 4890 Idaho 4890
153 19.61631636 59 116.90 Lonesome Lake Peak Custer 11302
154 19.58195009 196 116.68 9765 Boise 9765
155 19.57402326 141 116.63 8213 Idaho + Ravalli 8213
156 19.54400383 171 116.43 Buffalo Hump Idaho 8938
157 19.51377599 198 116.24 8380 A Valley 8380
158 19.50867986 96 116.21 9525 Blaine + Elmore 9525
159 19.50543014 210 116.19 7847 Idaho 7847
160 19.4628512 228 115.91 Wilson Mountain A Lemhi 9580
161 19.44370684 209 115.79 7688 Idaho 7688
162 19.42312519 248 115.66 6985 B Valley 6985
163 19.37927715 235 115.37 9160 B Valley 9160
164 19.36887356 148 115.31 9467 Camas 9467
165 19.33796096 178 115.11 10375 B Custer 10375
166 19.32390878 220 115.02 4618 Lemhi 4618
167 19.29766577 72 114.85 7340 Custer 7340
19.28901709 46 114.79 1660 Idaho 1660
168 19.21003114 307 114.29 8573 B Valley 8573
19.20811108 263 114.27 Abrams Height Idaho 4262
169 19.1790651 3 114.09 Gold Fork Rock Valley 8166
170 19.17774007 351 114.08 7384 Blaine 7384
171 19.12958129 241 113.77 6660 B Butte 6660
172 19.09702859 138 113.56 Mogg Mountain Lemhi 10573
173 19.09068499 323 113.52 10405 B Custer 10405
174 19.04411454 331 113.22 9520 Valley 9520
19.03153607 195 113.14 6198 Valley 6198
175 18.99792141 151 112.93 El Capitan Blaine 9901
176 18.95765828 307 112.67 8164 Idaho + Ravalli 8164
177 18.90680907 187 112.34 7150 B Boundary 7150
18.89254685 16 112.25 8184 Idaho & Ravalli 8184
178 18.8765369 62 112.15 9450 Custer 9450
179 18.8683529 348 112.10 4620 D Owyhee 4620
180 18.8544981 89 112.01 Macks Peak Boise 4960
18.83230918 299 111.87 8796 Valley 8796
181 18.82727579 139 111.83 9460 B Boise + Custer 9460
182 18.82522187 275 111.82 9610 Custer 9610
183 18.79441735 58 111.62 9795 Blaine 9795
184 18.79371881 56 111.62 Dryden Peak Owyhee 5732
185 18.78313165 56 111.55 7445 Boundary 7445
186 18.77101279 212 111.48 Hunt Peak Boundary 7058
18.74088694 219 111.28 Shadow Lake Peak Custer 11401
187 18.71242492 197 111.10 Paradise Peak Camas 9798
188 18.70954325 59 111.08 10456 Lemhi 10456
18.70061574 241 111.03 Pine Tit Cassia 7138
189 18.66975592 166 110.83 Pinnacles, The Valley 9273
190 18.66822087 53 110.82 7738 Caribou 7738
191 18.64702902 264 110.68 8119 A Custer 8119
192 18.61121717 105 110.46 8762 C Lemhi 8762
193 18.61010516 270 110.45 Doris Butte Clearwater 4753
194 18.59288129 275 110.34 11580 Blaine + Custer 11580
195 18.58518482 102 110.29 6690 A Boundary 6690
196 18.5579952 94 110.12 Mahoney Butte Blaine 7904
18.54347882 252 110.02 Windy Ridge C Madison 6780
197 18.52615838 313 109.91 Estes Mountain Custer 9643
198 18.51689759 163 109.85 7303 A Boundary 7303
199 18.47773681 63 109.61 Wigwams, The Boundary 7093
200 18.46813774 188 109.54 Thompson Peak B Bonneville 9481