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  Mason-Dixon
POLLING FIRM DETAILS
Websitehttp://www.mason-dixon.com
Polls Conducted1339
Points1839.1351
AffiliationIndependent
Last ModifiedScott³ March 28, 2008 09:12pm
DescriptionMason-Dixon is an independent polling firm that conducts voter surveys for news media, lobbyists, interest groups, trade associations and political action committees. Mason-Dixon is the nation's most active state polling organization, conducting copyrighted public opinion polls for news media organizations in all 50 states. These media clients include over 250 local television affiliates and over 100 daily newspapers.

Since 1983, Mason-Dixon Polling & Research, Inc. has conducted surveys in every state in the country, on almost every public issue, and tracked every major election and referendum. During this time, Mason-Dixon has earned the reputation as the most credible and accurate independent polling firm in the nation.

Formerly known as Mason-Dixon Political/Media Research (Mason-Dixon Political and Media Research).

Race Polls Conducted
Race Results Polls
2020-08-08 22:00:00
Mayor of Honolulu
  Rick Blangiardi 69,661 25.57%
  Keith Amemiya 55,116 20.23%
  Colleen Hanabusa 50,234 18.44%
  Kymberly Pine 40,104 14.72%
  Mufi Hannemann 27,027 9.92%
  William "Bud" Stonebraker 17,757 6.52%
  Choon James 5,538 2.03%
  John Stanley Carroll 2,011 0.74%
  Ho Yin "Jason" Wong 1,437 0.53%
  Ernest Caravalho 1,140 0.42%
  Audrey E. Keesing 823 0.30%
  Micah Laakea Mussell 541 0.20%
  David L. "Duke" Bourgoin 368 0.14%
  Karl O. Dicks 361 0.13%
  Tim Garry 313 0.11%
07/20/2020-07/22/2020 (27.00% Undecided)
  Rick Blangiardi 21.0000 26.67  +1.10 +2.1845
  Colleen Hanabusa 20.0000 25.40  +6.96 -2.2576
  Keith Amemiya 13.0000 16.51  -3.72 +0.0366
  Mufi Hannemann 10.0000 12.70  +2.78 -0.1088
  Kymberly Pine 9.0000 11.43  -3.29 -0.0898
TOTAL -0.2352
2020-08-08 22:00:00
Honolulu Prosecuting Attorney - Primary
  Steve Alm 96,459 40.09%
  Megan Kau 58,389 24.27%
  Jacquie Esser 47,043 19.55%
  Dwight K. Nadamoto 15,799 6.57%
  Robert "RJ" Brown 12,505 5.20%
  Tae Kim 8,812 3.66%
  Anosh H. Yaqoob 1,610 0.67%
07/20/2020-07/22/2020 (30.00% Undecided)
  Steve Alm 24.0000 31.20  -8.89 -1.9188
  Jacquie Esser 17.0000 22.10  +2.55 +0.7670
  Megan Kau 17.0000 22.10  -2.17 +1.3757
  Tae Kim 7.0000 9.10  +5.44 -2.3505
  Robert "RJ" Brown 2.0000 2.60  -2.60 -0.3416
  Dwight K. Nadamoto 2.0000 2.60  -3.97 -1.1516
  Anosh H. Yaqoob 1.0000 1.30  +0.63 +0.6296
TOTAL -2.9902
2020-11-03 19:00:00
MS US President
  Donald J. Trump 756,789 57.60%
  Joe Biden 539,508 41.06%
  Jo Jorgensen 8,026 0.61%
  Ye 3,657 0.28%
  Howie Hawkins 1,498 0.11%
  Phil Collins 1,317 0.10%
  Don Blankenship 1,279 0.10%
  Brian T. Carroll 1,161 0.09%
  Brock Pierce 659 0.05%
02/26/2020-02/28/2020 (3.00% Undecided)
  Donald J. Trump 56.0000 57.68  +0.08 +5.2659
  Joe Biden 41.0000 42.23  +1.17 +3.3008
  Donald J. Trump 59.0000 60.77  +3.17 +3.2059
  Bernie Sanders 36.0000 37.08  +37.08 -23.7200
TOTAL -11.9474
2020-11-03 19:00:00
MS US Senate
  Cindy Hyde-Smith 709,539 54.10%
  Mike Espy 578,806 44.13%
  James S. "Jimmy" Edwards 23,152 1.77%
02/26/2020-02/28/2020 (4.00% Undecided)
  Cindy Hyde-Smith 53.0000 55.12  +1.02 +4.3786
  Mike Espy 43.0000 44.72  +0.59 +3.9188
TOTAL +8.2974
2020-03-03 20:00:00
MN US President - D Primary
  Joe Biden 287,553 38.64%
  Bernie Sanders 222,431 29.89%
  Elizabeth Warren 114,674 15.41%
  Michael R. "Mike" Bloomberg 61,882 8.32%
  Amy Klobuchar 41,530 5.58%
  Pete Buttigieg 7,616 1.02%
  Uncommitted 2,612 0.35%
  Tulsi Gabbard 2,504 0.34%
  Andrew Yang 1,749 0.24%
  Tom Steyer 551 0.07%
  Michael Bennet 315 0.04%
  Marianne Williamson 226 0.03%
  Cory Booker 197 0.03%
  John K. Delaney 172 0.02%
  Julián Castro 114 0.02%
  Deval L. Patrick 72 0.01%
02/17/2020-02/20/2020 (21.00% Undecided)
  Amy Klobuchar 29.0000 35.09  +29.51 -18.2545
  Bernie Sanders 23.0000 27.83  -2.06 +1.8692
  Elizabeth Warren 11.0000 13.31  -2.10 +0.7563
  Joe Biden 8.0000 9.68  -28.96 -15.4083
  Michael R. "Mike" Bloomberg 3.0000 3.63  -4.69 -1.4999
  Pete Buttigieg 3.0000 3.63  +2.61 -0.6610
  Tom Steyer 1.0000 1.21  +1.14 +0.2482
  Tulsi Gabbard 1.0000 1.21  +0.87 +0.4429
TOTAL -32.5070
2020-11-03 19:00:00
AL US Senate
  Tommy Tuberville 1,392,076 60.10%
  Doug Jones 920,478 39.74%
  Write-In 3,891 0.17%
02/04/2020-02/06/2020 (8.00% Undecided)
  Jeff Sessions 54.0000 58.32  +58.32 -37.8800
  Doug Jones 41.0000 44.28  +4.54 +0.9514
  Tommy Tuberville 50.0000 54.00  -6.10 +1.4436
  Bradley Byrne 51.0000 55.08  +55.08 -35.7200
  Doug Jones 42.0000 45.36  +5.62 +0.2314
TOTAL -70.9737
2020-11-03 19:00:00
AL US President
  Donald J. Trump 1,441,170 62.03%
  Joe Biden 849,624 36.57%
  Jo Jorgensen 25,176 1.08%
  Write-In 7,312 0.31%
02/04/2020-02/06/2020 (4.00% Undecided)
  Donald J. Trump 60.0000 62.40  +0.37 +5.4068
  Bernie Sanders 37.0000 38.48  +8.59 -2.4859
  Joe Biden 38.0000 39.52  +2.95 +1.7761
  Donald J. Trump 58.0000 60.32  -1.71 +4.5113
  Pete Buttigieg 37.0000 38.48  +37.46 -23.8943
  Donald J. Trump 54.0000 56.16  -5.87 +1.7379
  Michael R. "Mike" Bloomberg 40.0000 41.60  +33.28 -20.5662
  Donald J. Trump 62.0000 64.48  +2.45 +4.0201
  Elizabeth Warren 35.0000 36.40  +20.99 -11.8383
TOTAL -41.3324
2020-11-03 20:00:00
MN US President
  Joe Biden 1,717,077 52.40%
  Donald J. Trump 1,484,065 45.28%
  Jo Jorgensen 34,976 1.07%
  Howie Hawkins 10,033 0.31%
  Write-In 8,721 0.27%
  Ye 7,940 0.24%
  Brock Pierce 5,651 0.17%
  Roque "Rocky" De La Fuente 5,611 0.17%
  Gloria E. La Riva 1,210 0.04%
  Brian T. Carroll 1,037 0.03%
  Alyson Kennedy 643 0.02%
  Mark Charles 112 0.00%
  Don Blankenship 75 0.00%
  Tom Hoefling 12 0.00%
  Jason Stanek 2 0.00%
  Michael A. Laboch 2 0.00%
  Frederick Michael Carl Frederickson 1 0.00%
  Ryan J. Gilmer 1 0.00%
  Shawn W. Howard 1 0.00%
  Dario Hunter 1 0.00%
09/21/2020-09/23/2020 (10.00% Undecided)
  Joe Biden 48.0000 52.80  +0.40 +4.6597
  Donald J. Trump 42.0000 46.20  +0.92 +3.7863
TOTAL +8.4460
05/18/2020-05/20/2020 (7.00% Undecided)
  Joe Biden 49.0000 52.43  +0.03
  Donald J. Trump 44.0000 47.08  +1.80
10/14/2019-10/16/2019 (12.00% Undecided)
  Joe Biden 50.0000 56.00  +3.60
  Donald J. Trump 38.0000 42.56  -2.72
  Elizabeth Warren 51.0000 57.12  +41.71
  Donald J. Trump 40.0000 44.80  -0.48
  Bernie Sanders 49.0000 54.88  +24.99
  Amy Klobuchar 55.0000 61.60  +56.02
2019-10-12 20:00:00
LA Governor - Initial Election
  John Bel Edwards 625,970 46.59%
  Eddie Rispone 368,319 27.42%
  Ralph Abraham 317,149 23.61%
  Oscar "Omar" Dantzler 10,993 0.82%
  Patrick "Live Wire" Landry 10,966 0.82%
  Gary Coldewy Landrieu 10,084 0.75%
10/01/2019-10/04/2019 (10.00% Undecided)
  John Bel Edwards 45.0000 49.50  +2.91 +2.5566
  Eddie Rispone 22.0000 24.20  -3.22 +0.9126
  Ralph Abraham 17.0000 18.70  -4.91 -0.5005
  Gary Coldewy Landrieu 4.0000 4.40  +3.65 -1.3766
  Patrick "Live Wire" Landry 2.0000 2.20  +1.38 +0.1387
TOTAL +1.7308
2019-11-16 20:00:00
LA Governor - Runoff
  John Bel Edwards 774,498 51.33%
  Eddie Rispone 734,286 48.67%
11/05/2019-11/07/2019 (6.00% Undecided)
  John Bel Edwards 48.0000 50.88  -0.45 +4.5482
  Eddie Rispone 46.0000 48.76  +0.09 +4.5883
TOTAL +9.1365
10/01/2019-10/04/2019 (7.00% Undecided)
  John Bel Edwards 51.0000 54.57  +3.24
  Eddie Rispone 42.0000 44.94  -3.73
  John Bel Edwards 53.0000 56.71  +5.38
  Ralph Abraham 38.0000 40.66  +17.05
2020-03-03 19:00:00
AL US Senate - R Primary
  Tommy Tuberville 239,616 33.39%
  Jeff Sessions 227,088 31.64%
  Bradley Byrne 178,627 24.89%
  Roy Moore 51,377 7.16%
  Ruth Page-Nelson 7,200 1.00%
  Arnold Mooney 7,149 1.00%
  Stanley Adair 6,608 0.92%
02/04/2020-02/06/2020 (18.00% Undecided)
  Jeff Sessions 31.0000 36.58  +4.94 +0.0816
  Tommy Tuberville 29.0000 34.22  +0.83 +2.9496
  Bradley Byrne 17.0000 20.06  -4.83 -0.3533
  Roy Moore 5.0000 5.90  -1.26 +0.6976
TOTAL +3.3756
04/09/2019-04/11/2019 (25.00% Undecided)
  Roy Moore 27.0000 33.75  +26.59
  Morris J. "Mo" Brooks 18.0000 22.50  +22.50
  Bradley Byrne 13.0000 16.25  -8.64
  Gary Palmer 11.0000 13.75  +13.75
  Del Marsh 4.0000 5.00  +5.00
  Tim James 2.0000 2.50  +2.50
2019-02-26 19:00:00
Chicago Mayor
  Lori Lightfoot 97,667 17.54%
  Toni Preckwinkle 89,343 16.04%
  William M. "Bill" Daley 82,294 14.78%
  Willie L. Wilson 59,072 10.61%
  Susana A. Mendoza 50,373 9.05%
  Amara Enyia 44,589 8.01%
  Jeremiah "Jerry" Joyce, Jr. 40,099 7.20%
  Gery Chico 34,521 6.20%
  Paul Vallas 30,236 5.43%
  Garry McCarthy 14,784 2.65%
  La Shawn K. Ford 5,606 1.01%
  Bob Fioretti 4,302 0.77%
  John Kenneth Kozlar 2,349 0.42%
  Neal Sáles-Griffin 1,523 0.27%
  Roger L. Washington 47 0.01%
  Tamara McCullough 11 0.00%
  Catherine Brown D'Tycoon 7 0.00%
  Stephen Hodge 7 0.00%
  Ja'Mal Green 6 0.00%
  Daniel B. Fein 3 0.00%
  Ryan Friedman 2 0.00%
  Richard B. Mayers 2 0.00%
  Robert A. Palmer 1 0.00%
02/11/2019-02/13/2019 (19.00% Undecided)
  Toni Preckwinkle 14.0000 16.66  +0.62 +1.7930
  William M. "Bill" Daley 13.0000 15.47  +0.69 +1.6475
  Susana A. Mendoza 12.0000 14.28  +5.23 -1.8108
  Lori Lightfoot 10.0000 11.90  -5.64 -1.4441
  Gery Chico 9.0000 10.71  +4.51 -1.5421
  Amara Enyia 7.0000 8.33  +0.32 +1.3855
  Jeremiah "Jerry" Joyce, Jr. 4.0000 4.76  -2.44 -0.0873
  Willie L. Wilson 4.0000 4.76  -5.85 -2.1033
  Garry McCarthy 3.0000 3.57  +0.92 +0.5891
  Paul Vallas 2.0000 2.38  -3.05 -0.6260
  Bob Fioretti 1.0000 1.19  +0.42 +0.7797
  La Shawn K. Ford 1.0000 1.19  +0.18 +0.9533
  Neal Sáles-Griffin 1.0000 1.19  +0.92 +0.4095
TOTAL -0.0560
2019-11-05 17:00:00
KY Governor
  Andy Beshear 709,890 49.19%
  Matt Bevin 704,754 48.84%
  John Hicks 28,433 1.97%
  Blackii Effing Whyte 46 0.00%
10/10/2019-10/13/2019 (8.00% Undecided)
  Andy Beshear 46.0000 49.68  +0.49 +4.3635
  Matt Bevin 46.0000 49.68  +0.84 +4.0995
TOTAL +8.4630
12/12/2018-12/15/2018 (12.00% Undecided)
  Andy Beshear 48.0000 53.76  +4.57
  Matt Bevin 40.0000 44.80  -4.04
  Rocky Adkins 42.0000 47.04  +47.04
  Matt Bevin 41.0000 45.92  -2.92
  Matt Bevin 47.0000 52.64  +3.80
  Alison Lundergan Grimes 46.0000 51.52  +51.52
2018-11-06 19:00:00
SD - At-Large
  Dustin "Dusty" Johnson 202,695 60.33%
  Tim Bjorkman 121,033 36.03%
  Ronald Wieczorek 7,323 2.18%
  George D. Hendrickson 4,914 1.46%
10/18/2018-10/22/2018 (15.00% Undecided)
  Dustin "Dusty" Johnson 54.0000 62.10  +1.77 +4.3464
  Tim Bjorkman 31.0000 35.65  -0.38 +3.4516
TOTAL +7.7980
2018-11-06 19:00:00
SD Governor
  Kristi Noem 172,912 50.97%
  Billie H. Sutton 161,454 47.60%
  Kurt Evans 4,848 1.43%
10/29/2018-10/31/2018 (8.00% Undecided)
  Kristi Noem 47.0000 50.76  -0.21 +4.6802
  Billie H. Sutton 44.0000 47.52  -0.08 +4.5187
  Kurt Evans 1.0000 1.08  -0.35 +0.8744
TOTAL +10.0733
10/18/2018-10/22/2018 (9.00% Undecided)
  Kristi Noem 45.0000 49.05  -1.92
  Billie H. Sutton 45.0000 49.05  +1.45
  Kurt Evans 1.0000 1.09  -0.34
2018-11-06 18:00:00
FL District 26
  Debbie Mucarsel-Powell 119,797 50.87%
  Carlos Curbelo 115,678 49.13%
10/03/2018-10/09/2018 (9.00% Undecided)
  Carlos Curbelo 46.0000 50.14  +1.01 +4.0080
  Debbie Mucarsel-Powell 45.0000 49.05  -1.82 +3.5992
TOTAL +7.6072
2018-11-06 18:00:00
FL District 27
  Donna Shalala 130,743 51.76%
  Maria Elvira Salazar 115,588 45.76%
  Mayra Joli 6,255 2.48%
10/01/2018-10/06/2018 (13.00% Undecided)
  Maria Elvira Salazar 44.0000 49.72  +3.96 +1.7934
  Donna Shalala 42.0000 47.46  -4.30 +2.0143
  Mayra Joli 1.0000 1.13  -1.35 +0.2881
TOTAL +4.0958
2018-11-06 18:00:00
FL Governor
  Ron DeSantis 4,076,186 49.59%
  Andrew T. Gillum 4,043,723 49.19%
  Darcy G. Richardson 47,140 0.57%
  Kyle "K.C." Gibson 24,310 0.30%
  Ryan Christopher Foley 14,630 0.18%
  Bruce Stanley 14,505 0.18%
  Harold Frederick Johnson 61 0.00%
  Piotr Blass 6 0.00%
09/24/2018-09/27/2018 (11.00% Undecided)
  Andrew T. Gillum 45.0000 49.95  +0.76 +4.1828
  Ron DeSantis 44.0000 48.84  -0.75 +4.2221
TOTAL +8.4049
2018-11-06 20:00:00
MN Governor
  Tim Walz 1,393,096 53.84%
  Jeff Johnson 1,097,705 42.43%
  T. Christopher Wright 68,667 2.65%
  Josh Welter 26,735 1.03%
  Write-In 1,075 0.04%
  Jeremiah Liend 3 0.00%
  Dennis S. Ferche 2 0.00%
  Oloveuse S. "Ole" Savior 2 0.00%
  Ralph Allen Gilbertsen 1 0.00%
  Brian Long 1 0.00%
10/14/2018-10/17/2018 (16.00% Undecided)
  Tim Walz 45.0000 52.20  -1.64 +3.9424
  Jeff Johnson 39.0000 45.24  +2.81 +2.3066
TOTAL +6.2490
09/10/2018-09/12/2018 (19.00% Undecided)
  Tim Walz 45.0000 53.55  -0.29
  Jeff Johnson 36.0000 42.84  +0.41
2018-11-06 20:00:00
MN US Senate
  Amy Klobuchar 1,566,174 60.31%
  Jim Newberger 940,437 36.21%
  Dennis Schuller 66,236 2.55%
  Paula Overby 23,101 0.89%
  Write-In 872 0.03%
  Stephen A. Emery 51 0.00%
  Tim Meier 5 0.00%
  Steve Carlson 3 0.00%
10/15/2018-10/17/2018 (7.00% Undecided)
  Amy Klobuchar 56.0000 59.92  -0.39 +5.2633
  Jim Newberger 33.0000 35.31  -0.90 +3.1133
  Paula Overby 2.0000 2.14  +1.25 +0.2331
  Dennis Schuller 2.0000 2.14  -0.41 +0.9176
TOTAL +9.5273
09/10/2018-09/12/2018 (6.00% Undecided)
  Amy Klobuchar 60.0000 63.60  +3.29
  Jim Newberger 30.0000 31.80  -4.41
  Dennis Schuller 3.0000 3.18  +0.63
  Paula Overby 1.0000 1.06  +0.17
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Approval Polls Conducted
Candidate Poll (Approve/Disapprove/Don't Know)
Jack Conway
10/06/2015-10/08/2015 28.0000 42.0000 30.0000
Matt Bevin
12/12/2018-12/15/2018 38.0000 53.0000 9.0000
12/12/2018-12/15/2018 27.0000 29.0000 44.0000
10/06/2015-10/08/2015 27.0000 39.0000 34.0000
Jeff Johnson
10/20/2014-10/22/2014 53.0000 27.0000 20.0000
Mark Dayton
10/20/2014-10/22/2014 27.0000 42.0000 31.0000
10/20/2014-10/22/2014 49.0000 42.0000 9.0000
09/08/2014-09/10/2014 46.0000 45.0000 9.0000
09/08/2014-09/10/2014 31.0000 37.0000 32.0000
Al Franken
09/08/2014-09/10/2014 53.0000 41.0000 6.0000
09/08/2014-09/10/2014 15.0000 48.0000 36.0000
Mike McFadden
09/08/2014-09/10/2014 43.0000 30.0000 27.0000
Steve Bullock
10/29/2012-10/31/2012 23.0000 44.0000 33.0000
09/17/2012-09/19/2012 35.0000 42.0000 23.0000
Rick Hill
10/29/2012-10/31/2012 21.0000 43.0000 36.0000
09/17/2012-09/19/2012 37.0000 32.0000 31.0000
Sonny Perdue
07/08/2010-07/13/2010 45.0000 42.0000 13.0000
Tim Kaine
09/29/2008-10/01/2008 54.0000 41.0000 5.0000
Steve Beshear
10/18/2010-10/19/2010 56.0000 26.0000 18.0000
09/22/2008-09/25/2008 60.0000 23.0000 17.0000
Charlie Crist
08/24/2008-08/26/2008 57.0000 41.0000 2.0000
Michael B. "Mike" Enzi
01/18/2008-01/21/2008 72.0000 25.0000 3.0000
John Barrasso
01/18/2008-01/21/2008 55.0000 25.0000 20.0000
Barbara Cubin
01/18/2008-01/21/2008 26.0000 51.0000 23.0000
John E. Ensign
07/14/2009-07/15/2009 41.0000 54.0000 5.0000
06/18/2009-06/19/2009 48.0000 45.0000 7.0000
12/03/2007-12/05/2007 57.0000 40.0000 3.0000
10/09/2007-10/11/2007 51.0000 19.0000 30.0000
Oscar B. Goodman
10/09/2007-10/11/2007 42.0000 17.0000 41.0000
Jon Tester
10/29/2012-10/31/2012 15.0000 42.0000 43.0000
06/25/2007-06/27/2007 46.0000 32.0000 22.0000
Jim Gibbons
06/18/2009-06/19/2009 14.0000 82.0000 4.0000
06/09/2008-06/11/2008 21.0000 74.0000 5.0000
12/03/2007-12/05/2007 41.0000 54.0000 5.0000
10/09/2007-10/11/2007 30.0000 29.0000 41.0000
04/30/2007-05/01/2007 22.0000 65.0000 13.0000
Tim Pawlenty
09/18/2006-09/20/2006 46.0000 53.0000 1.0000
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