US Senate Elections 2008 | US Senate Elections | Idaho Races
2008 Idaho U.S. Senate Election Results

Jim Risch
Percent: 57.65%
Votes: 371,744

Larry LaRocco
Percent: 34.11%
Votes: 219,903
Race Summary
The 2008 United States Senate election in Idaho was held on November 4, 2008, with Republican Jim Risch defeating Democratic nominee Larry LaRocco, winning 57.65% of the vote to LaRocco’s 34.11%. The victory kept the Senate seat in Republican hands and marked the beginning of Risch’s first full term in the U.S. Senate.
Full Results
Jim Risch (REP)
Percent: 57.65%
Votes: 371,744
Larry LaRocco (DEM)
Percent: 34.11%
Votes: 219,903
Rex Rammell (IND)
Percent: 5.35%
Votes: 34,510
Kent A. Marmon (LIB)
Percent: 1.54%
Votes: 9,958
Pro-Life (IND)
Percent: 1.34%
Votes: 8,662
Total votes: 644,777
State Map

Results by County
Ada County
Jim Risch (REP)
Percent: 52.11%
Votes: 91,425
Larry LaRocco (DEM)
Percent: 42.02%
Votes: 73,722
Rex Rammell (IND)
Percent: 3.41%
Votes: 5,982
Kent A. Marmon (LIB)
Percent: 1.51%
Votes: 2,657
Pro-Life (IND)
Percent: 0.95%
Votes: 1,664
Total votes: 175,450
Benewah County
Jim Risch (REP)
Percent: 60.15%
Votes: 2,376
Larry LaRocco (DEM)
Percent: 34.86%
Votes: 1,377
Rex Rammell (IND)
Percent: 1.85%
Votes: 73
Kent A. Marmon (LIB)
Percent: 1.54%
Votes: 61
Pro-Life (IND)
Percent: 1.59%
Votes: 63
Total votes: 3,950
Bonner County
Jim Risch (REP)
Percent: 57.30%
Votes: 10,779
Larry LaRocco (DEM)
Percent: 37.05%
Votes: 6,970
Rex Rammell (IND)
Percent: 2.57%
Votes: 483
Kent A. Marmon (LIB)
Percent: 1.55%
Votes: 292
Pro-Life (IND)
Percent: 1.52%
Votes: 286
Total votes: 18,810
Camas County
Jim Risch (REP)
Percent: 62.10%
Votes: 372
Larry LaRocco (DEM)
Percent: 29.05%
Votes: 174
Rex Rammell (IND)
Percent: 6.51%
Votes: 39
Kent A. Marmon (LIB)
Percent: 0.67%
Votes: 4
Pro-Life (IND)
Percent: 1.67%
Votes: 10
Total votes: 599
Clark County
Jim Risch (REP)
Percent: 62.57%
Votes: 229
Larry LaRocco (DEM)
Percent: 19.13%
Votes: 70
Rex Rammell (IND)
Percent: 17.21%
Votes: 63
Kent A. Marmon (LIB)
Percent: 0.82%
Votes: 3
Pro-Life (IND)
Percent: 0.27%
Votes: 1
Total votes: 366
Franklin County
Jim Risch (REP)
Percent: 79.40%
Votes: 4,023
Larry LaRocco (DEM)
Percent: 13.03%
Votes: 660
Rex Rammell (IND)
Percent: 4.07%
Votes: 206
Kent A. Marmon (LIB)
Percent: 1.44%
Votes: 73
Pro-Life (IND)
Percent: 2.07%
Votes: 105
Total votes: 5,067
Idaho County
Jim Risch (REP)
Percent: 67.78%
Votes: 5,433
Larry LaRocco (DEM)
Percent: 26.27%
Votes: 2,106
Rex Rammell (IND)
Percent: 3.19%
Votes: 256
Kent A. Marmon (LIB)
Percent: 1.19%
Votes: 95
Pro-Life (IND)
Percent: 1.57%
Votes: 126
Total votes: 8,016
Latah County
Jim Risch (REP)
Percent: 44.28%
Votes: 7,706
Larry LaRocco (DEM)
Percent: 50.87%
Votes: 8,854
Rex Rammell (IND)
Percent: 2.09%
Votes: 363
Kent A. Marmon (LIB)
Percent: 1.46%
Votes: 254
Pro-Life (IND)
Percent: 1.30%
Votes: 227
Total votes: 17,404
Madison County
Jim Risch (REP)
Percent: 74.21%
Votes: 9,552
Larry LaRocco (DEM)
Percent: 9.96%
Votes: 1,282
Rex Rammell (IND)
Percent: 12.99%
Votes: 1,672
Kent A. Marmon (LIB)
Percent: 1.31%
Votes: 168
Pro-Life (IND)
Percent: 1.53%
Votes: 197
Total votes: 12,871
Owyhee County
Jim Risch (REP)
Percent: 68.44%
Votes: 2,743
Larry LaRocco (DEM)
Percent: 22.90%
Votes: 918
Rex Rammell (IND)
Percent: 5.94%
Votes: 238
Kent A. Marmon (LIB)
Percent: 1.30%
Votes: 52
Pro-Life (IND)
Percent: 1.42%
Votes: 57
Total votes: 4,008
Teton County
Jim Risch (REP)
Percent: 40.09%
Votes: 1,812
Larry LaRocco (DEM)
Percent: 45.84%
Votes: 2,072
Rex Rammell (IND)
Percent: 11.62%
Votes: 525
Kent A. Marmon (LIB)
Percent: 1.48%
Votes: 67
Pro-Life (IND)
Percent: 0.97%
Votes: 44
Total votes: 4,520
Adams County
Jim Risch (REP)
Percent: 57.01%
Votes: 1,268
Larry LaRocco (DEM)
Percent: 31.38%
Votes: 698
Rex Rammell (IND)
Percent: 8.68%
Votes: 193
Kent A. Marmon (LIB)
Percent: 1.71%
Votes: 38
Pro-Life (IND)
Percent: 1.21%
Votes: 27
Total votes: 2,224
Bingham County
Jim Risch (REP)
Percent: 61.12%
Votes: 10,455
Larry LaRocco (DEM)
Percent: 23.72%
Votes: 4,058
Rex Rammell (IND)
Percent: 11.86%
Votes: 2,029
Kent A. Marmon (LIB)
Percent: 1.96%
Votes: 335
Pro-Life (IND)
Percent: 1.33%
Votes: 228
Total votes: 17,105
Bonneville County
Jim Risch (REP)
Percent: 60.96%
Votes: 25,201
Larry LaRocco (DEM)
Percent: 25.89%
Votes: 10,702
Rex Rammell (IND)
Percent: 10.00%
Votes: 4,132
Kent A. Marmon (LIB)
Percent: 1.82%
Votes: 754
Pro-Life (IND)
Percent: 1.33%
Votes: 548
Total votes: 41,337
Canyon County
Jim Risch (REP)
Percent: 61.82%
Votes: 39,213
Larry LaRocco (DEM)
Percent: 29.64%
Votes: 18,804
Rex Rammell (IND)
Percent: 4.87%
Votes: 3,090
Kent A. Marmon (LIB)
Percent: 2.10%
Votes: 1,331
Pro-Life (IND)
Percent: 1.57%
Votes: 998
Total votes: 63,436
Clearwater County
Jim Risch (REP)
Percent: 59.35%
Votes: 2,278
Larry LaRocco (DEM)
Percent: 34.65%
Votes: 1,330
Rex Rammell (IND)
Percent: 3.10%
Votes: 119
Kent A. Marmon (LIB)
Percent: 1.20%
Votes: 46
Pro-Life (IND)
Percent: 1.69%
Votes: 65
Total votes: 3,838
Fremont County
Jim Risch (REP)
Percent: 67.97%
Votes: 3,993
Larry LaRocco (DEM)
Percent: 16.07%
Votes: 944
Rex Rammell (IND)
Percent: 13.41%
Votes: 788
Kent A. Marmon (LIB)
Percent: 1.58%
Votes: 93
Pro-Life (IND)
Percent: 0.97%
Votes: 57
Total votes: 5,875
Jefferson County
Jim Risch (REP)
Percent: 68.74%
Votes: 7,197
Larry LaRocco (DEM)
Percent: 14.43%
Votes: 1,511
Rex Rammell (IND)
Percent: 14.11%
Votes: 1,477
Kent A. Marmon (LIB)
Percent: 1.61%
Votes: 169
Pro-Life (IND)
Percent: 1.11%
Votes: 116
Total votes: 10,470
Lemhi County
Jim Risch (REP)
Percent: 63.39%
Votes: 2,570
Larry LaRocco (DEM)
Percent: 24.32%
Votes: 986
Rex Rammell (IND)
Percent: 9.60%
Votes: 389
Kent A. Marmon (LIB)
Percent: 1.26%
Votes: 51
Pro-Life (IND)
Percent: 1.43%
Votes: 58
Total votes: 4,054
Minidoka County
Jim Risch (REP)
Percent: 64.04%
Votes: 4,446
Larry LaRocco (DEM)
Percent: 22.77%
Votes: 1,581
Rex Rammell (IND)
Percent: 10.07%
Votes: 699
Kent A. Marmon (LIB)
Percent: 1.47%
Votes: 102
Pro-Life (IND)
Percent: 1.66%
Votes: 115
Total votes: 6,943
Payette County
Jim Risch (REP)
Percent: 64.95%
Votes: 5,554
Larry LaRocco (DEM)
Percent: 27.27%
Votes: 2,332
Rex Rammell (IND)
Percent: 4.84%
Votes: 414
Kent A. Marmon (LIB)
Percent: 1.39%
Votes: 119
Pro-Life (IND)
Percent: 1.54%
Votes: 132
Total votes: 8,551
Twin Falls County
Jim Risch (REP)
Percent: 59.97%
Votes: 16,963
Larry LaRocco (DEM)
Percent: 30.01%
Votes: 8,487
Rex Rammell (IND)
Percent: 7.50%
Votes: 2,121
Kent A. Marmon (LIB)
Percent: 1.11%
Votes: 314
Pro-Life (IND)
Percent: 1.41%
Votes: 400
Total votes: 28,285
Bannock County
Jim Risch (REP)
Percent: 52.31%
Votes: 18,313
Larry LaRocco (DEM)
Percent: 38.85%
Votes: 13,600
Rex Rammell (IND)
Percent: 6.10%
Votes: 2,136
Kent A. Marmon (LIB)
Percent: 1.62%
Votes: 566
Pro-Life (IND)
Percent: 1.12%
Votes: 393
Total votes: 35,008
Blaine County
Jim Risch (REP)
Percent: 36.74%
Votes: 3,782
Larry LaRocco (DEM)
Percent: 59.52%
Votes: 6,126
Rex Rammell (IND)
Percent: 1.69%
Votes: 174
Kent A. Marmon (LIB)
Percent: 1.12%
Votes: 115
Pro-Life (IND)
Percent: 0.93%
Votes: 96
Total votes: 10,293
Boundary County
Jim Risch (REP)
Percent: 61.48%
Votes: 2,798
Larry LaRocco (DEM)
Percent: 30.89%
Votes: 1,406
Rex Rammell (IND)
Percent: 4.44%
Votes: 202
Kent A. Marmon (LIB)
Percent: 1.67%
Votes: 76
Pro-Life (IND)
Percent: 1.52%
Votes: 69
Total votes: 4,551
Caribou County
Jim Risch (REP)
Percent: 73.30%
Votes: 2,399
Larry LaRocco (DEM)
Percent: 16.32%
Votes: 534
Rex Rammell (IND)
Percent: 8.25%
Votes: 270
Kent A. Marmon (LIB)
Percent: 1.44%
Votes: 47
Pro-Life (IND)
Percent: 0.70%
Votes: 23
Total votes: 3,273
Custer County
Jim Risch (REP)
Percent: 60.34%
Votes: 1,389
Larry LaRocco (DEM)
Percent: 24.63%
Votes: 567
Rex Rammell (IND)
Percent: 12.60%
Votes: 290
Kent A. Marmon (LIB)
Percent: 1.39%
Votes: 32
Pro-Life (IND)
Percent: 1.04%
Votes: 24
Total votes: 2,302
Gem County
Jim Risch (REP)
Percent: 63.62%
Votes: 5,013
Larry LaRocco (DEM)
Percent: 27.15%
Votes: 2,139
Rex Rammell (IND)
Percent: 6.17%
Votes: 486
Kent A. Marmon (LIB)
Percent: 1.36%
Votes: 107
Pro-Life (IND)
Percent: 1.70%
Votes: 134
Total votes: 7,879
Jerome County
Jim Risch (REP)
Percent: 63.38%
Votes: 4,343
Larry LaRocco (DEM)
Percent: 26.07%
Votes: 1,786
Rex Rammell (IND)
Percent: 7.06%
Votes: 484
Kent A. Marmon (LIB)
Percent: 1.39%
Votes: 95
Pro-Life (IND)
Percent: 2.10%
Votes: 144
Total votes: 6,852
Lewis County
Jim Risch (REP)
Percent: 64.75%
Votes: 1,150
Larry LaRocco (DEM)
Percent: 27.70%
Votes: 492
Rex Rammell (IND)
Percent: 4.17%
Votes: 74
Kent A. Marmon (LIB)
Percent: 1.58%
Votes: 28
Pro-Life (IND)
Percent: 1.80%
Votes: 32
Total votes: 1,776
Nez Perce County
Jim Risch (REP)
Percent: 52.19%
Votes: 9,241
Larry LaRocco (DEM)
Percent: 42.92%
Votes: 7,600
Rex Rammell (IND)
Percent: 2.39%
Votes: 423
Kent A. Marmon (LIB)
Percent: 1.07%
Votes: 190
Pro-Life (IND)
Percent: 1.42%
Votes: 252
Total votes: 17,706
Power County
Jim Risch (REP)
Percent: 58.65%
Votes: 1,641
Larry LaRocco (DEM)
Percent: 32.31%
Votes: 904
Rex Rammell (IND)
Percent: 6.72%
Votes: 188
Kent A. Marmon (LIB)
Percent: 1.18%
Votes: 33
Pro-Life (IND)
Percent: 1.14%
Votes: 32
Total votes: 2,798
Valley County
Jim Risch (REP)
Percent: 51.62%
Votes: 2,694
Larry LaRocco (DEM)
Percent: 43.40%
Votes: 2,265
Rex Rammell (IND)
Percent: 2.61%
Votes: 136
Kent A. Marmon (LIB)
Percent: 1.17%
Votes: 61
Pro-Life (IND)
Percent: 1.21%
Votes: 63
Total votes: 5,219
Bear Lake County
Jim Risch (REP)
Percent: 74.71%
Votes: 2,162
Larry LaRocco (DEM)
Percent: 18.14%
Votes: 525
Rex Rammell (IND)
Percent: 5.29%
Votes: 153
Kent A. Marmon (LIB)
Percent: 0.76%
Votes: 22
Pro-Life (IND)
Percent: 1.11%
Votes: 32
Total votes: 2,894
Boise County
Jim Risch (REP)
Percent: 59.75%
Votes: 2,218
Larry LaRocco (DEM)
Percent: 32.22%
Votes: 1,196
Rex Rammell (IND)
Percent: 5.47%
Votes: 203
Kent A. Marmon (LIB)
Percent: 1.64%
Votes: 61
Pro-Life (IND)
Percent: 0.92%
Votes: 34
Total votes: 3,712
Butte County
Jim Risch (REP)
Percent: 62.99%
Votes: 880
Larry LaRocco (DEM)
Percent: 23.34%
Votes: 326
Rex Rammell (IND)
Percent: 11.17%
Votes: 156
Kent A. Marmon (LIB)
Percent: 1.43%
Votes: 20
Pro-Life (IND)
Percent: 1.07%
Votes: 15
Total votes: 1,397
Cassia County
Jim Risch (REP)
Percent: 71.24%
Votes: 5,553
Larry LaRocco (DEM)
Percent: 16.88%
Votes: 1,316
Rex Rammell (IND)
Percent: 9.45%
Votes: 737
Kent A. Marmon (LIB)
Percent: 1.09%
Votes: 85
Pro-Life (IND)
Percent: 1.33%
Votes: 104
Total votes: 7,795
Elmore County
Jim Risch (REP)
Percent: 61.97%
Votes: 5,124
Larry LaRocco (DEM)
Percent: 30.97%
Votes: 2,561
Rex Rammell (IND)
Percent: 4.01%
Votes: 332
Kent A. Marmon (LIB)
Percent: 1.58%
Votes: 131
Pro-Life (IND)
Percent: 1.46%
Votes: 121
Total votes: 8,269
Gooding County
Jim Risch (REP)
Percent: 63.02%
Votes: 3,402
Larry LaRocco (DEM)
Percent: 26.75%
Votes: 1,444
Rex Rammell (IND)
Percent: 7.80%
Votes: 421
Kent A. Marmon (LIB)
Percent: 1.28%
Votes: 69
Pro-Life (IND)
Percent: 1.15%
Votes: 62
Total votes: 5,398
Kootenai County
Jim Risch (REP)
Percent: 59.78%
Votes: 36,185
Larry LaRocco (DEM)
Percent: 33.96%
Votes: 20,558
Rex Rammell (IND)
Percent: 2.67%
Votes: 1,618
Kent A. Marmon (LIB)
Percent: 1.54%
Votes: 932
Pro-Life (IND)
Percent: 2.05%
Votes: 1,240
Total votes: 60,533
Lincoln County
Jim Risch (REP)
Percent: 59.53%
Votes: 1,068
Larry LaRocco (DEM)
Percent: 29.04%
Votes: 521
Rex Rammell (IND)
Percent: 8.53%
Votes: 153
Kent A. Marmon (LIB)
Percent: 1.34%
Votes: 24
Pro-Life (IND)
Percent: 1.56%
Votes: 28
Total votes: 1,794
Oneida County
Jim Risch (REP)
Percent: 72.84%
Votes: 1,523
Larry LaRocco (DEM)
Percent: 18.41%
Votes: 385
Rex Rammell (IND)
Percent: 5.02%
Votes: 105
Kent A. Marmon (LIB)
Percent: 1.67%
Votes: 35
Pro-Life (IND)
Percent: 2.06%
Votes: 43
Total votes: 2,091
Shoshone County
Jim Risch (REP)
Percent: 45.43%
Votes: 2,552
Larry LaRocco (DEM)
Percent: 47.96%
Votes: 2,694
Rex Rammell (IND)
Percent: 2.24%
Votes: 126
Kent A. Marmon (LIB)
Percent: 1.78%
Votes: 100
Pro-Life (IND)
Percent: 2.58%
Votes: 145
Total votes: 5,617
Washington County
Jim Risch (REP)
Percent: 61.38%
Votes: 2,726
Larry LaRocco (DEM)
Percent: 29.72%
Votes: 1,320
Rex Rammell (IND)
Percent: 6.58%
Votes: 292
Kent A. Marmon (LIB)
Percent: 1.15%
Votes: 51
Pro-Life (IND)
Percent: 1.17%
Votes: 52
Total votes: 4,441