C/D
| Polls analyzed | 27 |
| Races called correctly | 69% |
| Most recent cycle | 2018 |
| Affiliated with professional polling organization (NCPP/AAPOR/Roper) | No |
How accurate are the polls from McLaughlin & Associates?
Polls conducted within 21 days of an election (based on the poll’s median date) are used to determine the pollster’s grade.
2018
Key
A = Adults
RV = Registered voters
V = Voters
LV = Likely voters
| Dates | Sample | Race | Methodology | Poll margin | Election margin | Difference |
|---|---|---|---|---|---|---|
| Oct 17-22 | 1,000LV | House (National) General election | Online | Poll Candidate (D) +2.0 | Actual Candidate (D) +9.9 | Difference 7.9 |
2016
| Dates | Sample | Race | Methodology | Poll margin | Election margin | Difference |
|---|---|---|---|---|---|---|
| Oct 27-29 | 600LV | President (NY) General election | Online | Poll Clinton (D) +11.0 | Actual Clinton (D) +22.5 | Difference 11.5 |
| Oct 18-20 | 600LV | President (WI) General election | Live Phone | Poll Clinton (D) +5.0 | Actual Trump (R) +0.8 | Difference 5.8 |
| Oct 18-20 | 600LV | Senate (WI) General election | Live Phone | Poll Feingold (D) +2.0 | Actual Johnson (R) +3.4 | Difference 5.4 |
2013
| Dates | Sample | Race | Methodology | Poll margin | Election margin | Difference |
|---|---|---|---|---|---|---|
| Jun 17-19 | 1,100LV | Senate (MA) Special election | Live Phone | Poll Markey (D) +3.0 | Actual Markey (D) +10.2 | Difference 7.2 |
| Jun 10-12 | 400LV | Senate (MA) Special election | Live Phone | Poll Markey (D) +6.0 | Actual Markey (D) +10.2 | Difference 4.2 |
| Jun 4-5 | 400LV | Senate (MA) Special election | Live Phone | Poll Markey (D) +1.0 | Actual Markey (D) +10.2 | Difference 9.2 |
2012
| Dates | Sample | Race | Methodology | Poll margin | Election margin | Difference |
|---|---|---|---|---|---|---|
| Oct 31-Nov 1 | 600LV | Senate (IN) General election | Live Phone | Poll Mourdock (R) +2.0 | Actual Donnelly (D) +5.8 | Difference 7.8 |
| Oct 31-Nov 1 | 600LV | Governor (IN) General election | Live Phone | Poll Pence (R) +12.0 | Actual Pence (R) +2.9 | Difference 9.1 |
| Oct 31-Nov 1 | 600LV | President (IN) General election | Live Phone | Poll Romney (R) +13.0 | Actual Romney (R) +10.2 | Difference 2.8 |
| Oct 29-30 | 600LV | Senate (IN) General election | Live Phone | Poll Mourdock (R) +1.0 | Actual Donnelly (D) +5.8 | Difference 6.8 |
| Oct 29-30 | 600LV | President (IN) General election | Live Phone | Poll Romney (R) +18.0 | Actual Romney (R) +10.2 | Difference 7.8 |
| Oct 24-25 | 600LV | Senate (IN) General election | Live Phone | Poll Even | Actual Donnelly (D) +5.8 | Difference 5.8 |
| Oct 24-25 | 600LV | President (IN) General election | Live Phone | Poll Romney (R) +14.0 | Actual Romney (R) +10.2 | Difference 3.8 |
| Oct 17-18 | 300RV | House (NY-6) General election | Live Phone | Poll Meng (D) +3.0 | Actual Meng (D) +36.9 | Difference 33.9 |
2011
| Dates | Sample | Race | Methodology | Poll margin | Election margin | Difference |
|---|---|---|---|---|---|---|
| Aug 31 | 300LV | House (NY-9) Special election | Live Phone | Poll Even | Actual Turner (R) +5.2 | Difference 5.2 |
2010
| Dates | Sample | Race | Methodology | Poll margin | Election margin | Difference |
|---|---|---|---|---|---|---|
| Oct 19-21 | 900LV | Governor (CA) General election | Live Phone | Poll Brown (D) +3.0 | Actual Brown (D) +12.9 | Difference 9.9 |
2008
| Dates | Sample | Race | Methodology | Poll margin | Election margin | Difference |
|---|---|---|---|---|---|---|
| Oct 22-23 | 300LV | House (LA-6) General election | Live Phone | Poll Cazayoux (D) +2.0 | Actual Cassidy (R) +7.8 | Difference 9.8 |
| Oct 15-16 | 300LV | House (LA-6) General election | Live Phone | Poll Cazayoux (D) +11.0 | Actual Cassidy (R) +7.8 | Difference 18.8 |
| Feb 28-Mar 3 | 550LV | House (IL-14) Special election | Live Phone | Poll Oberweis (R) +2.0 | Actual Foster (D) +5.1 | Difference 7.1 |
2004
| Dates | Sample | Race | Methodology | Poll margin | Election margin | Difference |
|---|---|---|---|---|---|---|
| Oct 28-31 | 500LV | Senate (AK) General election | Live Phone | Poll Murkowski (R) +5.0 | Actual Murkowski (R) +3.0 | Difference 2.0 |
| Oct 26-28 | 400LV | Senate (SC) General election | Live Phone | Poll DeMint (R) +8.0 | Actual DeMint (R) +9.6 | Difference 1.6 |
| Oct 21-24 | 400LV | Senate (SD) General election | Live Phone | Poll Thune (R) +4.0 | Actual Thune (R) +1.2 | Difference 2.8 |
| Oct 21-24 | 400LV | President (SD) General election | Live Phone | Poll Bush (R) +22.0 | Actual Bush (R) +21.5 | Difference 0.5 |
2002
| Dates | Sample | Race | Methodology | Poll margin | Election margin | Difference |
|---|---|---|---|---|---|---|
| Oct 16-17 | 600LV | Governor (FL) General election | Live Phone | Poll Bush (R) +8.0 | Actual Bush (R) +12.8 | Difference 4.8 |
2000
| Dates | Sample | Race | Methodology | Poll margin | Election margin | Difference |
|---|---|---|---|---|---|---|
| Oct 15-18 | 600LV | Senate (FL) General election | Live Phone | Poll Even | Actual Nelson (D) +4.9 | Difference 4.9 |
| Oct 15-18 | 600LV | President (FL) General election | Live Phone | Poll Bush (R) +1.0 | Actual Bush (R) +0.0 | Difference 1.0 |
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