Akashic
1876–2024
Elections / 2020 · Dem primary · ID

Biden led Idaho's 2020 Democratic presidential primary.

County-level returns aggregated statewide; Biden led by 6.5 points. This is the Democratic nominating contest — the November result is on the general-election page.

Statewide result
Idaho 2020 Democratic presidential primary — county returns aggregated statewide.
CandidateVotesShare
Biden53,15148.9%
Sanders46,11442.4%
Warren2,8782.6%
Bloomberg2,6122.4%
Buttigieg1,4261.3%
Gabbard8760.8%
Klobuchar7740.7%
Other3970.4%
Yang3100.3%
Steyer1120.1%
By county (44)
Each row links to the county's full place page.
CountyLed byMarginVotes
Ada CountyBiden+2.847,519
Kootenai CountyBiden+18.28,973
Canyon CountySanders+1.08,446
Bannock CountyBiden+0.86,329
Latah CountySanders+17.15,022
Bonneville CountyBiden+5.84,278
Blaine CountyBiden+28.53,865
Bonner CountyBiden+8.83,388
Twin Falls CountyBiden+10.72,952
Nez Perce CountyBiden+21.22,518
Teton CountySanders+5.31,409
Bingham CountyBiden+5.91,185
Valley CountyBiden+22.21,146
Shoshone CountyBiden+24.21,045
Elmore CountyBiden+12.0864
Madison CountyBiden+0.8788
Idaho CountyBiden+27.8710
Payette CountyBiden+11.5664
Gem CountyBiden+29.1621
Jerome CountyBiden+10.9475
Boise CountyBiden+27.5465
Cassia CountyBiden+13.6462
Jefferson CountyBiden+13.9452
Boundary CountySanders+0.9442
Lemhi CountyBiden+23.4428
Benewah CountyBiden+19.0427
Clearwater CountyBiden+21.3394
Gooding CountyBiden+16.2376
Washington CountyBiden+43.7366
Minidoka CountyBiden+8.7357
Power CountyBiden+20.8313
Fremont CountyBiden+26.9279
Owyhee CountyBiden+12.2254
Adams CountyBiden+23.9234
Custer CountyBiden+25.8217
Franklin CountyBiden+32.8186
Lewis CountyBiden+33.0176
Lincoln CountyBiden+19.3145
Bear Lake CountyBiden+43.8137
Caribou CountyBiden+15.3118
Oneida CountyBiden+27.196
Butte CountyBiden+31.972
Camas CountySanders+2.049
Clark CountyBiden+0.08