Idaho — 2020 presidential election
Recent presidential results
Akashicstate2020 presidential electionIdaho · PresidentTrumpR+30.8
How it voted
Share of the 2020 vote
| Donald Trump ✓Republican | 63.8% | 554,119 |
|---|---|---|
| Joe BidenDemocratic | 33.1% | 287,021 |
| OtherAll other candidates | 3.1% | 26,794 |
2020presidential margin
D+60R+60
44 counties, each filled by 2020 D-vs-R margin. Hover any county for its result.
Idaho cast 4 electoral votes this cycle.
County-level results (44 counties) — table
| County | Winner | Margin |
|---|---|---|
| Ada County, ID | Republican | R+3.9 |
| Adams County, ID | Republican | R+52.2 |
| Bannock County, ID | Republican | R+21.7 |
| Bear Lake County, ID | Republican | R+77.3 |
| Benewah County, ID | Republican | R+58.3 |
| Bingham County, ID | Republican | R+55.9 |
| Blaine County, ID | Democratic | D+36.8 |
| Boise County, ID | Republican | R+47.3 |
| Bonner County, ID | Republican | R+36.8 |
| Bonneville County, ID | Republican | R+43.6 |
| Boundary County, ID | Republican | R+58.9 |
| Butte County, ID | Republican | R+71.7 |
| Camas County, ID | Republican | R+47.5 |
| Canyon County, ID | Republican | R+39.7 |
| Caribou County, ID | Republican | R+72.5 |
| Cassia County, ID | Republican | R+66.9 |
| Clark County, ID | Republican | R+71.7 |
| Clearwater County, ID | Republican | R+58.3 |
| Custer County, ID | Republican | R+54.3 |
| Elmore County, ID | Republican | R+45.5 |
| Franklin County, ID | Republican | R+77.9 |
| Fremont County, ID | Republican | R+67.7 |
| Gem County, ID | Republican | R+61.7 |
| Gooding County, ID | Republican | R+56.2 |
| Idaho County, ID | Republican | R+65.2 |
| Jefferson County, ID | Republican | R+73.6 |
| Jerome County, ID | Republican | R+49.2 |
| Kootenai County, ID | Republican | R+43.1 |
| Latah County, ID | Democratic | D+3.7 |
| Lemhi County, ID | Republican | R+54.0 |
| Lewis County, ID | Republican | R+61.0 |
| Lincoln County, ID | Republican | R+54.4 |
| Madison County, ID | Republican | R+63.7 |
| Minidoka County, ID | Republican | R+59.0 |
| Nez Perce County, ID | Republican | R+33.6 |
| Oneida County, ID | Republican | R+77.5 |
| Owyhee County, ID | Republican | R+63.3 |
| Payette County, ID | Republican | R+59.3 |
| Power County, ID | Republican | R+40.7 |
| Shoshone County, ID | Republican | R+41.7 |
| Teton County, ID | Democratic | D+7.2 |
| Twin Falls County, ID | Republican | R+45.2 |
| Valley County, ID | Republican | R+13.7 |
| Washington County, ID | Republican | R+57.7 |
Idaho results by county
44 counties. Third-party and independent votes are reported by the county source as one combined figure; every named candidate is listed in the complete result below.
| Led by | |||||
|---|---|---|---|---|---|
| Ada County | Donald Trump+10,160 | 130,69950.3% | 120,53946.4% | 8,4623.3% | 259,700 |
| Adams County | Donald Trump+1,350 | 1,94175.1% | 59122.9% | 542.1% | 2,586 |
| Bannock County | Donald Trump+8,649 | 23,33158.6% | 14,68236.9% | 1,7704.4% | 39,783 |
| Bear Lake County | Donald Trump+2,564 | 2,91487.9% | 35010.6% | 511.5% | 3,315 |
| Benewah County | Donald Trump+2,901 | 3,87878.0% | 97719.6% | 1182.4% | 4,973 |
| Bingham County | Donald Trump+11,171 | 15,29576.5% | 4,12420.6% | 5772.9% | 19,996 |
| Blaine County | Joe Biden+4,887 | 4,03230.3% | 8,91967.1% | 3382.5% | 13,289 |
| Boise County | Donald Trump+2,281 | 3,48572.3% | 1,20425.0% | 1312.7% | 4,820 |
| Bonner County | Donald Trump+10,059 | 18,36967.2% | 8,31030.4% | 6732.5% | 27,352 |
| Bonneville County | Donald Trump+23,551 | 37,80570.0% | 14,25426.4% | 1,9753.7% | 54,034 |
| Boundary County | Donald Trump+3,717 | 4,93778.2% | 1,22019.3% | 1562.5% | 6,313 |
| Butte County | Donald Trump+1,014 | 1,20284.9% | 18813.3% | 251.8% | 1,415 |
| Camas County | Donald Trump+358 | 50767.2% | 14919.8% | 9813.0% | 754 |
| Canyon County | Donald Trump+35,878 | 61,75968.3% | 25,88128.6% | 2,7703.1% | 90,410 |
| Caribou County | Donald Trump+2,475 | 2,90685.1% | 43112.6% | 792.3% | 3,416 |
| Cassia County | Donald Trump+6,443 | 7,90782.1% | 1,46415.2% | 2582.7% | 9,629 |
| Clark County | Donald Trump+223 | 26484.9% | 4113.2% | 61.9% | 311 |
| Clearwater County | Donald Trump+2,576 | 3,45378.1% | 87719.8% | 892.0% | 4,419 |
| Custer County | Donald Trump+1,486 | 2,08976.3% | 60322.0% | 451.6% | 2,737 |
| Elmore County | Donald Trump+4,645 | 7,24671.0% | 2,60125.5% | 3583.5% | 10,205 |
| Franklin County | Donald Trump+5,188 | 5,84587.7% | 6579.9% | 1622.4% | 6,664 |
| Fremont County | Donald Trump+4,550 | 5,54882.6% | 99814.9% | 1732.6% | 6,719 |
| Gem County | Donald Trump+6,148 | 7,95179.8% | 1,80318.1% | 2042.0% | 9,958 |
| Gooding County | Donald Trump+3,403 | 4,65977.0% | 1,25620.8% | 1352.2% | 6,050 |
| Idaho County | Donald Trump+6,265 | 7,82681.5% | 1,56116.3% | 2152.2% | 9,602 |
| Jefferson County | Donald Trump+10,438 | 12,09985.4% | 1,66111.7% | 4132.9% | 14,173 |
| Jerome County | Donald Trump+3,841 | 5,73473.4% | 1,89324.2% | 1852.4% | 7,812 |
| Kootenai County | Donald Trump+38,525 | 62,83770.2% | 24,31227.2% | 2,3182.6% | 89,467 |
| Latah County | Joe Biden+764 | 9,47246.0% | 10,23649.8% | 8624.2% | 20,570 |
| Lemhi County | Donald Trump+2,560 | 3,59275.8% | 1,03221.8% | 1142.4% | 4,738 |
| Lewis County | Donald Trump+1,140 | 1,48979.6% | 34918.7% | 321.7% | 1,870 |
| Lincoln County | Donald Trump+1,055 | 1,46975.7% | 41421.3% | 583.0% | 1,941 |
| Madison County | Donald Trump+10,893 | 13,55979.2% | 2,66615.6% | 8875.2% | 17,112 |
| Minidoka County | Donald Trump+4,715 | 6,26578.4% | 1,55019.4% | 1782.2% | 7,993 |
| Nez Perce County | Donald Trump+7,052 | 13,73865.5% | 6,68631.9% | 5432.6% | 20,967 |
| Oneida County | Donald Trump+1,899 | 2,14887.6% | 24910.2% | 542.2% | 2,451 |
| Owyhee County | Donald Trump+3,003 | 3,81980.5% | 81617.2% | 1072.3% | 4,742 |
| Payette County | Donald Trump+6,701 | 8,86278.5% | 2,16119.1% | 2702.4% | 11,293 |
| Power County | Donald Trump+1,251 | 2,11668.8% | 86528.1% | 933.0% | 3,074 |
| Shoshone County | Donald Trump+2,523 | 4,21669.7% | 1,69328.0% | 1402.3% | 6,049 |
| Teton County | Joe Biden+460 | 2,85845.0% | 3,31852.3% | 1712.7% | 6,347 |
| Twin Falls County | Donald Trump+16,506 | 25,89770.9% | 9,39125.7% | 1,2133.3% | 36,501 |
| Valley County | Donald Trump+971 | 3,94755.9% | 2,97642.1% | 1402.0% | 7,063 |
| Washington County | Donald Trump+3,081 | 4,15477.7% | 1,07320.1% | 1172.2% | 5,344 |
Nominees: Joe Biden (D) · Donald Trump (R)
Idaho's presidential margins
1892–2024, the 2020 contest in context
| Year | Margin (D minus R) |
|---|---|
| 1892 | −44.2% |
| 1896 | +56.8% |
| 1900 | +3.8% |
| 1904 | −40.4% |
| 1908 | −16.9% |
| 1912 | +1.1% |
| 1916 | +10.9% |
| 1920 | −31.3% |
| 1924 | −30.8% |
| 1928 | −29.3% |
| 1932 | +20.4% |
| 1936 | +29.8% |
| 1940 | +9.1% |
| 1944 | +3.5% |
| 1948 | +2.7% |
| 1952 | −31.0% |
| 1956 | −22.4% |
| 1960 | −7.6% |
| 1964 | +1.8% |
| 1968 | −26.1% |
| 1972 | −38.2% |
| 1976 | −22.8% |
| 1980 | −41.3% |
| 1984 | −46.0% |
| 1988 | −26.1% |
| 1992 | −13.6% |
| 1996 | −18.5% |
| 2000 | −39.5% |
| 2004 | −38.1% |
| 2008 | −25.4% |
| 2012 | −31.9% |
| 2016 | −31.8% |
| 2020 | −30.8% |
| 2024 | −36.5% |
Same ballot, 2020ID
Source. MIT Election Data + Science Lab — 2020 presidential returns · official county-level results. Real returns — nothing estimated.