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Jefferson County, MT


Micropolitan Statistical Area: Helena, MT
Designated Market Area: Butte-Bozeman, MT
American Communities Project County Type (2023): Exurbs

Places in Jefferson County, MT     [Sort places by name]

 

Tracts in Jefferson County, MT

   



Click here to view demographic data for Jefferson County, MT

2022 population: 12,826   ( 1,420 from 2010 , 745 from 2020)
Land area: 1657.0 square miles
Population density: 7.7 persons per square mile

2022 Census data
White:11,698 91.21% 9.1%
Black:640.50% 300.0%
Indian:2301.79% 44.7%
Asian:910.71% 122.0%
2+ races:3242.53% 37.3%
Hispanic:4193.27% 87.1%
Total non-White:1,1288.79% 65.4%

2020-2022 ComponentsNumberRate
Births:226 9.4
Deaths:35014.5
Net Migration: 88236.5
Net Immigration: -4-0.2
Change in White population:974 8.5
Change in Non-White pop.:446 3.9



Historical Presidential Election Results for Jefferson County, MT



Click on the Year to view county-level data for that election.

YearTurnout WinnerRunner-Up OtherTotal Votes Diff
(St)
Diff
(US)
PSV
2020 81% Donald Trump* (R) 5,345 65.6% Joe Biden (D) 2,625 32.2% 181 [+] 2.2% 8,151 9 19 1.35%
2016 72% Donald Trump (R) 4,177 62.2% Hillary Clinton (D) 1,998 29.8% 539 [+] 8.0% 6,714 7 16 1.34%
2012 73% Mitt Romney (R) 4,055 62.2% Barack Obama* (D) 2,272 34.8% 194 [+] 3.0% 6,521 7 15 1.35%
2008 75% John McCain (R) 3,538 55.8% Barack Obama (D) 2,582 40.7% 221 [+] 3.5% 6,341 6 10 1.29%
2004 75% George W. Bush* (R) 3,844 65.5% John Kerry (D) 1,881 32.1% 143 [+] 2.4% 5,868 6 15 1.30%
2000 71% George W. Bush (R) 3,308 64.1% Albert Gore, Jr. (D) 1,513 29.3% 342 [+] 6.6% 5,163 5 16 1.26%
1996 73% Robert Dole (R) 2,248 46.8% Bill Clinton* (D) 1,775 37.0% 778 [+] 16.2% 4,801 3 6 1.18%
1992 71% George Bush* (R) 1,541 36.5% Bill Clinton (D) 1,415 33.5% 1,269 [+] 30.0% 4,225 1 -1 1.03%
1988 71% George Bush (R) 2,007 52.3% Michael Dukakis (D) 1,746 45.5% 84 [+] 2.2% 3,837 0 -1 1.05%
1984 71% Ronald Reagan* (R) 2,226 61.5% Walter Mondale (D) 1,324 36.6% 68 1.9% 3,618 1 3 0.94%
1980 68% Ronald Reagan (R) 1,841 57.1% Jimmy Carter* (D) 1,055 32.7% 327 [+] 10.1% 3,223 0 6 0.89%
1976 67% Gerald Ford* (R) 1,387 52.3% Jimmy Carter (D) 1,210 45.6% 57 [+] 2.1% 2,654 -1 4 0.81%
1972 66% Richard Nixon* (R) 1,281 56.1% George McGovern (D) 904 39.6% 100 [+] 4.4% 2,285 -2 -5 0.72%
1968 63% Hubert Humphrey (D) 820 46.3% Richard Nixon (R) 798 45.1% 153 [+] 8.6% 1,771 -6 2 0.65%
1964 63% Lyndon Johnson* (D) 967 59.3% Barry Goldwater (R) 662 40.6% 2 0.1% 1,631 0 2 0.59%
1960 67% Richard Nixon (R) 817 51.4% John Kennedy (D) 769 48.4% 4 0.3% 1,590 0 2 0.57%
1956 69% Dwight Eisenhower* (R) 1,049 61.4% Adlai Stevenson (D) 660 38.6% 0 0.0% 1,709 4 4 0.63%
1952 74% Dwight Eisenhower (R) 1,084 60.8% Adlai Stevenson (D) 687 38.5% 13 0.7% 1,784 1 6 0.67%
1948 66% Harry Truman* (D) 836 50.9% Thomas Dewey (R) 750 45.6% 58 [+] 3.5% 1,644 2 1 0.73%
1944 61% Franklin Roosevelt* (D) 803 50.1% Thomas Dewey (R) 797 49.7% 3 0.2% 1,603 5 4 0.77%
1940 75% Franklin Roosevelt* (D) 1,259 60.0% Wendell Willkie (R) 830 39.6% 8 0.4% 2,097 -1 -5 0.85%
1936 83% Franklin Roosevelt* (D) 1,409 68.3% Alf Landon (R) 573 27.8% 81 [+] 3.9% 2,063 0 -9 0.89%
1932 89% Franklin Roosevelt (D) 1,246 58.9% Herbert Hoover* (R) 784 37.1% 84 [+] 4.0% 2,114 1 -3 0.98%
1928 74% Herbert Hoover (R) 1,013 57.0% Al Smith (D) 751 42.2% 14 [+] 0.8% 1,778 -1 -1 0.92%
1924 67% Robert LaFollette (Prog) 689 38.8% Calvin Coolidge (R) 648 36.5% 439 [+] 24.7% 1,776 -6 -18 1.02%
1920 62% Warren Harding (R) 969 54.5% James Cox (D) 688 38.7% 122 [+] 6.9% 1,779 -7 -6 0.99%
1916 57% Woodrow Wilson* (D) 1,124 57.8% Charles Evans Hughes (R) 712 36.6% 108 [+] 5.6% 1,944 -1 -9 1.09%
1912 34% Woodrow Wilson (D) 479 40.2% Theodore Roosevelt (Prog) 299 25.1% 415 [+] 34.8% 1,193 -3 -3 1.49%
1908 39% William J. Bryan (D) 714 51.3% William Taft (R) 546 39.2% 132 [+] 9.5% 1,392 -8 -12 2.02%
1904 42% Theodore Roosevelt (R) 663 45.5% Alton Parker (D) 580 39.8% 213 [+] 14.6% 1,456 -9 -11 2.26%
1900 44% William J. Bryan (D) 980 65.4% William McKinley* (R) 488 32.6% 30 [+] 2.0% 1,498 -7 -19 2.35%
* incumbent         PSV: percent of state vote



2020 President, Jefferson County, MT
CandidateVotesPct
Joe Biden (D) 2,625 32.2%
Donald Trump* (R) 5,345 65.6%
Jo Jorgensen (Lbt) 181 2.2%
TOTAL 8,151
Turnout: 81% Diff (St): 9 Diff (US): 19


2016 President, Jefferson County, MT
CandidateVotesPct
Hillary Clinton (D) 1,998 29.8%
Donald Trump (R) 4,177 62.2%
Gary Johnson (Lbt) 394 5.9%
Jill Stein (Grn) 75 1.1%
Other 70 1.0%
TOTAL 6,714
Turnout: 72% Diff (St): 7 Diff (US): 16


2012 President, Jefferson County, MT
CandidateVotesPct
Barack Obama* (D) 2,272 34.8%
Mitt Romney (R) 4,055 62.2%
Gary Johnson (Lbt) 193 3.0%
Other 1 0.0%
TOTAL 6,521
Turnout: 73% Diff (St): 7 Diff (US): 15


2008 President, Jefferson County, MT
CandidateVotesPct
Barack Obama (D) 2,582 40.7%
John McCain (R) 3,538 55.8%
Ralph Nader (I) 43 0.7%
Bob Barr (Lbt) 15 0.2%
Other 163 2.6%
TOTAL 6,341
Turnout: 75% Diff (St): 6 Diff (US): 10


2004 President, Jefferson County, MT
CandidateVotesPct
George W. Bush* (R) 3,844 65.5%
John Kerry (D) 1,881 32.1%
Ralph Nader (I) 62 1.1%
Other 81 1.4%
TOTAL 5,868
Turnout: 75% Diff (St): 6 Diff (US): 15


2000 President, Jefferson County, MT
CandidateVotesPct
George W. Bush (R) 3,308 64.1%
Albert Gore, Jr. (D) 1,513 29.3%
Ralph Nader (Grn) 189 3.7%
Pat Buchanan (Ref) 99 1.9%
Other 54 1.0%
TOTAL 5,163
Turnout: 71% Diff (St): 5 Diff (US): 16


1996 President, Jefferson County, MT
CandidateVotesPct
Bill Clinton* (D) 1,775 37.0%
Robert Dole (R) 2,248 46.8%
Ross Perot (Ref) 729 15.2%
Harry Browne (Lbt) 35 0.7%
Other 14 0.3%
TOTAL 4,801
Turnout: 73% Diff (St): 3 Diff (US): 6


1992 President, Jefferson County, MT
CandidateVotesPct
Bill Clinton (D) 1,415 33.5%
George Bush* (R) 1,541 36.5%
Ross Perot (I) 1,172 27.7%
Other 97 2.3%
TOTAL 4,225
Turnout: 71% Diff (St): 1 Diff (US): -1


1988 President, Jefferson County, MT
CandidateVotesPct
George Bush (R) 2,007 52.3%
Michael Dukakis (D) 1,746 45.5%
Ron Paul (Lbt) 69 1.8%
Other 15 0.4%
TOTAL 3,837
Turnout: 71% Diff (St): 0 Diff (US): -1


1984 President, Jefferson County, MT
CandidateVotesPct
Ronald Reagan* (R) 2,226 61.5%
Walter Mondale (D) 1,324 36.6%
Other 68 1.9%
TOTAL 3,618
Turnout: 71% Diff (St): 1 Diff (US): 3


1980 President, Jefferson County, MT
CandidateVotesPct
Ronald Reagan (R) 1,841 57.1%
Jimmy Carter* (D) 1,055 32.7%
John Anderson (I) 216 6.7%
Edward Clark (Lbt) 111 3.4%
TOTAL 3,223
Turnout: 68% Diff (St): 0 Diff (US): 6


1976 President, Jefferson County, MT
CandidateVotesPct
Jimmy Carter (D) 1,210 45.6%
Gerald Ford* (R) 1,387 52.3%
Other 57 2.1%
TOTAL 2,654
Turnout: 67% Diff (St): -1 Diff (US): 4


1972 President, Jefferson County, MT
CandidateVotesPct
Richard Nixon* (R) 1,281 56.1%
George McGovern (D) 904 39.6%
John Schmitz (Amer) 100 4.4%
TOTAL 2,285
Turnout: 66% Diff (St): -2 Diff (US): -5


1968 President, Jefferson County, MT
CandidateVotesPct
Richard Nixon (R) 798 45.1%
Hubert Humphrey (D) 820 46.3%
George Wallace (AIP) 152 8.6%
Other 1 0.1%
TOTAL 1,771
Turnout: 63% Diff (St): -6 Diff (US): 2


1964 President, Jefferson County, MT
CandidateVotesPct
Lyndon Johnson* (D) 967 59.3%
Barry Goldwater (R) 662 40.6%
Other 2 0.1%
TOTAL 1,631
Turnout: 63% Diff (St): 0 Diff (US): 2


1960 President, Jefferson County, MT
CandidateVotesPct
John Kennedy (D) 769 48.4%
Richard Nixon (R) 817 51.4%
Other 4 0.3%
TOTAL 1,590
Turnout: 67% Diff (St): 0 Diff (US): 2


1956 President, Jefferson County, MT
CandidateVotesPct
Dwight Eisenhower* (R) 1,049 61.4%
Adlai Stevenson (D) 660 38.6%
TOTAL 1,709
Turnout: 69% Diff (St): 4 Diff (US): 4


1952 President, Jefferson County, MT
CandidateVotesPct
Dwight Eisenhower (R) 1,084 60.8%
Adlai Stevenson (D) 687 38.5%
Other 13 0.7%
TOTAL 1,784
Turnout: 74% Diff (St): 1 Diff (US): 6


1948 President, Jefferson County, MT
CandidateVotesPct
Harry Truman* (D) 836 50.9%
Thomas Dewey (R) 750 45.6%
Henry Wallace (Prog) 55 3.3%
Other 3 0.2%
TOTAL 1,644
Turnout: 66% Diff (St): 2 Diff (US): 1


1944 President, Jefferson County, MT
CandidateVotesPct
Franklin Roosevelt* (D) 803 50.1%
Thomas Dewey (R) 797 49.7%
Other 3 0.2%
TOTAL 1,603
Turnout: 61% Diff (St): 5 Diff (US): 4


1940 President, Jefferson County, MT
CandidateVotesPct
Franklin Roosevelt* (D) 1,259 60.0%
Wendell Willkie (R) 830 39.6%
Other 8 0.4%
TOTAL 2,097
Turnout: 75% Diff (St): -1 Diff (US): -5


1936 President, Jefferson County, MT
CandidateVotesPct
Franklin Roosevelt* (D) 1,409 68.3%
Alf Landon (R) 573 27.8%
William Lemke (Union) 61 3.0%
Norman Thomas (Soc) 11 0.5%
Other 9 0.4%
TOTAL 2,063
Turnout: 83% Diff (St): 0 Diff (US): -9


1932 President, Jefferson County, MT
CandidateVotesPct
Franklin Roosevelt (D) 1,246 58.9%
Herbert Hoover* (R) 784 37.1%
Norman Thomas (Soc) 73 3.5%
Other 11 0.5%
TOTAL 2,114
Turnout: 89% Diff (St): 1 Diff (US): -3


1928 President, Jefferson County, MT
CandidateVotesPct
Herbert Hoover (R) 1,013 57.0%
Al Smith (D) 751 42.2%
Norman Thomas (Soc) 13 0.7%
Other 1 0.1%
TOTAL 1,778
Turnout: 74% Diff (St): -1 Diff (US): -1


1924 President, Jefferson County, MT
CandidateVotesPct
Calvin Coolidge (R) 648 36.5%
John Davis (D) 434 24.4%
Robert LaFollette (Prog) 689 38.8%
Other 5 0.3%
TOTAL 1,776
Turnout: 67% Diff (St): -6 Diff (US): -18


1920 President, Jefferson County, MT
CandidateVotesPct
Warren Harding (R) 969 54.5%
James Cox (D) 688 38.7%
Parley Christiansen (FL) 122 6.9%
TOTAL 1,779
Turnout: 62% Diff (St): -7 Diff (US): -6


1916 President, Jefferson County, MT
CandidateVotesPct
Woodrow Wilson* (D) 1,124 57.8%
Charles Evans Hughes (R) 712 36.6%
Allan Benson (Soc) 104 5.3%
Other 4 0.2%
TOTAL 1,944
Turnout: 57% Diff (St): -1 Diff (US): -9


1912 President, Jefferson County, MT
CandidateVotesPct
Woodrow Wilson (D) 479 40.2%
Theodore Roosevelt (Prog) 299 25.1%
William Taft* (R) 239 20.0%
Eugene Debs (Soc) 176 14.8%
TOTAL 1,193
Turnout: 34% Diff (St): -3 Diff (US): -3


1908 President, Jefferson County, MT
CandidateVotesPct
William Taft (R) 546 39.2%
William J. Bryan (D) 714 51.3%
Eugene Debs (Soc) 109 7.8%
Eugene Chafin (Proh) 20 1.4%
Thomas Hisgen (I) 3 0.2%
TOTAL 1,392
Turnout: 39% Diff (St): -8 Diff (US): -12


1904 President, Jefferson County, MT
CandidateVotesPct
Theodore Roosevelt (R) 663 45.5%
Alton Parker (D) 580 39.8%
Eugene Debs (Soc) 192 13.2%
Silas Swallow (Proh) 5 0.3%
Thomas Watson (Pop) 15 1.0%
Other 1 0.1%
TOTAL 1,456
Turnout: 42% Diff (St): -9 Diff (US): -11


1900 President, Jefferson County, MT
CandidateVotesPct
William McKinley* (R) 488 32.6%
William J. Bryan (D) 980 65.4%
John Woolley (Proh) 21 1.4%
Eugene Debs (Soc) 9 0.6%
TOTAL 1,498
Turnout: 44% Diff (St): -7 Diff (US): -19
* incumbent

Historical Statewide Election Results for Jefferson County, MT

Click on the Year to view county-level data for that election.

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2020 S2 81% Steve Daines* (R) 5,206 63.7% Steve Bullock (D) 2,967 36.3% 0 0.0% 8,173 9 1.35%
2020 G 81% Greg Gianforte (R) 5,097 62.4% Mike Cooney (D) 2,791 34.2% 283 [+] 3.5% 8,171 8 1.35%
2018 S1 72% Matt Rosendale (R) 3,653 53.5% Jon Tester* (D) 2,954 43.2% 226 [+] 3.3% 6,833 7 1.35%
2016 G 74% Greg Gianforte (R) 3,602 52.3% Steve Bullock* (D) 3,086 44.8% 203 [+] 2.9% 6,891 6 1.35%
2014 S2 58% Steve Daines (R) 3,330 63.5% Amanda Curtis (D) 1,798 34.3% 119 [+] 2.3% 5,247 6 1.42%
2012 S1 73% Dennis Rehberg (R) 3,389 51.7% Jon Tester* (D) 2,685 40.9% 487 [+] 7.4% 6,561 7 1.35%
2012 G 73% Rick Hill (R) 3,502 53.6% Steve Bullock (D) 2,796 42.8% 240 [+] 3.7% 6,538 6 1.35%
2008 S2 73% Max Baucus* (D) 4,294 69.4% Bob Kelleher (R) 1,892 30.6% 0 0.0% 6,186 3 1.29%
2008 G 74% Brian Schweitzer* (D) 3,858 61.2% Roy Brown (R) 2,328 36.9% 122 [+] 1.9% 6,308 4 1.29%
2006 S1 65% Conrad Burns* (R) 2,730 51.5% Jon Tester (D) 2,421 45.7% 149 [+] 2.8% 5,300 3 1.30%
2004 G 74% Bob Brown (R) 2,953 50.8% Brian Schweitzer (D) 2,649 45.6% 209 [+] 3.6% 5,811 5 1.30%
2002 S2 57% Max Baucus* (D) 2,593 60.4% Mike Taylor (R) 1,440 33.5% 260 [+] 6.1% 4,293 2 1.31%
2000 S1 71% Conrad Burns* (R) 2,762 53.4% Brian Schweitzer (D) 2,288 44.2% 121 [+] 2.3% 5,171 3 1.26%
2000 G 71% Judy Martz (R) 2,967 57.6% Mark O'Keefe (D) 2,086 40.5% 94 [+] 1.8% 5,147 7 1.25%
1996 S2 73% Dennis Rehberg (R) 2,293 47.4% Max Baucus* (D) 2,152 44.5% 388 [+] 8.0% 4,833 3 1.19%
1996 G 73% Marc Racicot* (R) 3,952 82.5% Judy Jacobson (D) 836 17.5% 0 0.0% 4,788 3 1.18%
1994 S1 65% Conrad Burns* (R) 2,693 66.3% Jack Mudd (D) 1,370 33.7% 0 0.0% 4,063 4 1.16%
1992 G 71% Marc Racicot (R) 2,231 52.9% Dorothy Bradley (D) 1,990 47.1% 0 0.0% 4,221 2 1.03%
1990 S2 61% Max Baucus* (D) 2,204 64.7% Allen Kolstad (R) 1,097 32.2% 106 [+] 3.1% 3,407 3 1.07%
1988 S1 72% Conrad Burns (R) 2,238 57.5% John Melcher* (D) 1,652 42.5% 0 0.0% 3,890 6 1.07%
1988 G 71% Stan Stephens (R) 1,985 51.3% Thomas Judge (D) 1,807 46.7% 77 [+] 2.0% 3,869 -1 1.05%
1984 S2 71% Max Baucus* (D) 2,054 56.6% Chuck Cozzens (R) 1,485 40.9% 89 [+] 2.5% 3,628 0 0.96%
1984 G 71% Ted Schwinden* (D) 2,436 67.4% Pat Goodover (R) 1,015 28.1% 163 [+] 4.5% 3,614 2 0.95%
1982 S1 62% John Melcher* (D) 1,610 53.2% Larry Williams (R) 1,276 42.1% 142 [+] 4.7% 3,028 0 0.94%
1980 G 69% Ted Schwinden (D) 1,848 56.9% Jack Ramirez (R) 1,398 43.1% 0 0.0% 3,246 -2 0.90%
1978 S2 60% Max Baucus (D) 1,376 54.5% Larry Williams (R) 1,149 45.5% 0 0.0% 2,525 1 0.88%
1976 S1 68% John Melcher (D) 1,678 62.2% Stanley Burger (R) 1,019 37.8% 0 0.0% 2,697 2 0.84%
1976 G 63% Thomas Judge* (D) 1,571 62.7% Robert Woodahl (R) 936 37.3% 0 0.0% 2,507 1 0.79%
1972 S2 67% Lee Metcalf* (D) 1,240 53.1% Henry Hibbard (R) 1,094 46.9% 0 0.0% 2,334 -1 0.74%
1972 G 67% Thomas Judge (D) 1,324 57.0% Ed Smith (R) 997 43.0% 0 0.0% 2,321 -3 0.73%
1970 S1 54% Mike Mansfield* (D) 1,003 60.0% Harold Wallace (R) 669 40.0% 0 0.0% 1,672 1 0.67%
1968 G 64% Forrest Anderson (D) 1,034 57.3% Tim Babcock* (R) 690 38.2% 81 [+] 4.5% 1,805 -4 0.65%
1966 S2 59% Lee Metcalf* (D) 840 53.2% Tim Babcock (R) 738 46.8% 0 0.0% 1,578 0 0.61%
1964 S1 64% Mike Mansfield* (D) 1,005 60.7% Alex Blewett (R) 652 39.3% 0 0.0% 1,657 4 0.59%
1964 G 63% Tim Babcock* (R) 819 50.5% Roland Renne (D) 804 49.5% 0 0.0% 1,623 -1 0.58%
1960 S2 69% Orvin Fjare (R) 821 50.1% Lee Metcalf (D) 819 49.9% 0 0.0% 1,640 1 0.59%
1960 G 70% Donald Nutter (R) 889 53.7% Paul Cannon (D) 767 46.3% 0 0.0% 1,656 -1 0.59%
*: incumbent               +: ran on additional party lines               Type: G: Governor; S1,S2,S3: Senate Class 1, 2 or 3
italics: special election           RO: runoff election           PSV: percent of state vote


Historical U.S. House Election Results for Jefferson County, MT

Click on the District to view county-level data for that election (where available).

DateDistrictWinnerRunner-Up OtherTotal Votes
2022-11-08 MT02Matt Rosendale* (R) 3,752 57.9% Gary Buchanan (I) 1,615 24.9% 1,112 17.2% 6,479
County Total for 2022-11-08:   6,479
2020-11-03 MT00Matt Rosendale (R) 5,288 65.1% Kathleen Williams (D) 2,835 34.9% 0 0.0% 8,123
County Total for 2020-11-03:   8,123
2018-11-06 MT00Greg Gianforte* (R) 4,016 58.7% Kathleen Williams (D) 2,621 38.3% 200 2.9% 6,837
County Total for 2018-11-06:   6,837
2017-05-25 sp MT00Greg Gianforte (R) 2,997 56.7% Rob Quist (D) 1,996 37.8% 292 5.5% 5,285
County Total for 2017-05-25:   5,285
2016-11-08 MT00Ryan Zinke* (R) 4,342 63.2% Denise Juneau (D) 2,329 33.9% 200 2.9% 6,871
County Total for 2016-11-08:   6,871
2014-11-04 MT00Ryan Zinke (R) 3,162 60.6% John Lewis (D) 1,834 35.1% 222 4.3% 5,218
County Total for 2014-11-04:   5,218
2012-11-06 MT00Steve Daines (R) 3,910 60.4% Kim Gillan (D) 2,299 35.5% 261 4.0% 6,470
County Total for 2012-11-06:   6,470
2010-11-02 MT00Dennis Rehberg* (R) 3,430 65.2% Dennis McDonald (D) 1,529 29.1% 298 5.7% 5,257
County Total for 2010-11-02:   5,257
2008-11-04 MT00Dennis Rehberg* (R) 4,304 68.9% John Driscoll (D) 1,747 28.0% 195 3.1% 6,246
County Total for 2008-11-04:   6,246
2006-11-07 MT00Dennis Rehberg* (R) 3,362 63.5% Monica Lindeen (D) 1,810 34.2% 125 2.4% 5,297
County Total for 2006-11-07:   5,297
2004-11-02 MT00Dennis Rehberg* (R) 3,940 68.4% Tracy Velazquez (D) 1,650 28.7% 168 2.9% 5,758
County Total for 2004-11-02:   5,758
2002-11-05 MT00Dennis Rehberg* (R) 2,951 67.1% Steve Kelly (D) 1,337 30.4% 112 2.5% 4,400
County Total for 2002-11-05:   4,400
2000-11-07 MT00Dennis Rehberg (R) 2,795 54.8% Nancy Keenan (D) 2,159 42.3% 146 2.9% 5,100
County Total for 2000-11-07:   5,100
1998-11-03 MT00Rick Hill* (R) 2,567 57.0% Dusty Deschamps (D) 1,809 40.2% 126 2.8% 4,502
County Total for 1998-11-03:   4,502
1996-11-05 MT00Rick Hill (R) 2,595 54.1% Bill Yellowtail (D) 1,970 41.1% 234 4.9% 4,799
County Total for 1996-11-05:   4,799
1994-11-08 MT00Pat Williams* (D) 1,969 48.0% Cy Jamison (R) 1,722 42.0% 413 10.1% 4,104
County Total for 1994-11-08:   4,104
1992-11-03 MT00Pat Williams* (D) 2,178 50.9% Ron Marlenee* (R) 1,984 46.3% 119 2.8% 4,281
County Total for 1992-11-03:   4,281
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for Jefferson County, MT

Party registration is not used in this state, however as of 2022 registrations in Jefferson County, MT were estimated to be 57% Republican and 27% Democrat.

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2023 9,394 0 0.0% 0 0.0% 9,394 100.0% n/a n/a 93%
2022 9,479 0 0.0% 0 0.0% 9,479 100.0% n/a n/a 94%
2020 9,466 0 0.0% 0 0.0% 9,466 100.0% n/a n/a 94%
2018 8,783 0 0.0% 0 0.0% 8,783 100.0% n/a n/a 90%
2016 8,377 0 0.0% 0 0.0% 8,377 100.0% n/a n/a 88%
2014 8,005 0 0.0% 0 0.0% 8,005 100.0% n/a n/a 86%
2012 8,121 0 0.0% 0 0.0% 8,121 100.0% n/a n/a 90%
2010 7,914 0 0.0% 0 0.0% 7,914 100.0% n/a n/a 90%
2008 7,918 0 0.0% 0 0.0% 7,918 100.0% n/a n/a 93%
2006 7,749 0 0.0% 0 0.0% 7,749 100.0% n/a n/a 95%
2004 7,738 0 0.0% 0 0.0% 7,738 100.0% n/a n/a 98%
2002 7,499 0 0.0% 0 0.0% 7,499 100.0% n/a n/a 99%
2000 8,047 0 0.0% 0 0.0% 8,047 100.0% n/a n/a 111%
1994 5,506 0 0.0% 0 0.0% 5,506 100.0% n/a n/a 88%
1986 4,408 0 0.0% 0 0.0% 4,408 100.0% n/a n/a 84%
VAPOP% is the estimated percentage of voting age population that is registered.
Registration data may include "inactive" voters.   Data for each year pertains to the November elections.