Gravis Marketing/Kaplan Strategies
Historical accuracy is measured against certified results. Current-cycle records come from the canonical, deduplicated archive and do not by themselves change the sealed forecast.
- Historical polls
- 126
- Mean absolute error
- 4.57percentage points
- Historical bias
- D+1.52
- Represented cycles
- 72012–2020
- Current archive
- 0canonical records
- History span
- Oct 18, 2012through Dec 30, 2020
Known names and relationships
- Known aliases
- No additional reviewed aliases
- Participating organizations
- Gravis Marketing · Kaplan Strategies
- Cycles represented
- 2012 · 2014 · 2015 · 2016 · 2017 · 2018 · 2020
126 eligible historical polls across 7 represented cycles passed the published history identity checks. Historical bias is descriptive and is kept separate from sponsor or client affiliation.
Current-cycle records
Archive source date 2026-09-09 · bundled copy. Archive records may be newer than the sealed forecast; inclusion here does not mean the forecast uses them.
0 shown · 0 total
No record in the currently authorized canonical archive is attached to this identity.
This is not evidence that the pollster released no 2026 polling; the source-audit gaps remain documented.
Eligible historical observations
50 shown · 126 total
| Cycle | Race | Type | Field end | Sample | Poll | Result | Error |
|---|---|---|---|---|---|---|---|
| 2016 | 2016_Pres-G_OR | Pres-G | 2016-11-05 | 1,963 | D+4.0 | D+11.4 | R+7.4 |
| 2016 | 2016_Pres-G_OH | Pres-G | 2016-11-05 | 1,781 | R+6.0 | R+8.1 | D+2.1 |
| 2016 | 2016_Pres-G_NY | Pres-G | 2016-11-05 | 1,681 | D+19.0 | D+22.6 | R+3.6 |
| 2016 | 2016_Pres-G_NV | Pres-G | 2016-11-05 | 1,158 | D+2.0 | D+2.5 | R+0.5 |
| 2016 | 2016_Pres-G_GA | Pres-G | 2016-11-05 | 2,002 | R+4.0 | R+5.1 | D+1.1 |
| 2016 | 2016_Pres-G_CO | Pres-G | 2016-11-05 | 1,378 | D+1.0 | D+4.9 | R+3.9 |
| 2016 | 2016_Pres-G_AZ | Pres-G | 2016-11-05 | 1,453 | R+2.0 | R+3.5 | D+1.6 |
| 2016 | 2016_Pres-G_AK | Pres-G | 2016-11-05 | 617 | R+3.0 | R+15.2 | D+12.2 |
| 2016 | 2016_Sen-G_NC | Sen-G | 2016-11-03 | 1,250 | D+1.0 | R+5.7 | D+6.7 |
| 2016 | 2016_Pres-G_VA | Pres-G | 2016-11-03 | 1,362 | D+5.0 | D+5.4 | R+0.4 |
| 2016 | 2016_Pres-G_NC | Pres-G | 2016-11-03 | 1,250 | D+1.0 | R+3.7 | D+4.7 |
| 2016 | 2016_Pres-G_MI | Pres-G | 2016-11-03 | 1,079 | D+5.0 | R+0.2 | D+5.2 |
| 2016 | 2016_Sen-G_PA | Sen-G | 2016-11-02 | 1,016 | D+2.0 | R+1.4 | D+3.4 |
| 2016 | 2016_Sen-G_NH | Sen-G | 2016-11-02 | 1,001 | R+2.0 | D+0.1 | R+2.1 |
| 2016 | 2016_Sen-G_FL | Sen-G | 2016-11-02 | 1,220 | R+1.0 | R+7.7 | D+6.7 |
| 2016 | 2016_Sen-G_CO | Sen-G | 2016-11-02 | 1,125 | D+3.0 | D+5.7 | R+2.7 |
| 2016 | 2016_Pres-G_US | Pres-G | 2016-11-02 | 2,435 | D+2.0 | D+2.1 | R+0.1 |
| 2016 | 2016_Pres-G_PA | Pres-G | 2016-11-02 | 1,016 | D+2.0 | R+0.7 | D+2.7 |
| 2016 | 2016_Pres-G_NM | Pres-G | 2016-11-02 | 1,327 | D+8.0 | D+8.2 | R+0.2 |
| 2016 | 2016_Pres-G_NH | Pres-G | 2016-11-02 | 1,001 | R+2.0 | D+0.4 | R+2.4 |
| 2016 | 2016_Pres-G_FL | Pres-G | 2016-11-02 | 1,220 | D+1.0 | R+1.2 | D+2.2 |
| 2016 | 2016_Pres-G_CO | Pres-G | 2016-11-02 | 1,125 | 0 | D+4.9 | R+4.9 |
| 2016 | 2016_Sen-G_IN | Sen-G | 2016-10-31 | 399 | D+3.0 | R+9.7 | D+12.7 |
| 2016 | 2016_Pres-G_UT | Pres-G | 2016-10-31 | 1,424 | R+6.0 | R+18.1 | D+12.1 |
| 2016 | 2016_Pres-G_US | Pres-G | 2016-10-31 | 5,360 | D+0.5 | D+2.1 | R+1.6 |
| 2016 | 2016_Pres-G_PA | Pres-G | 2016-10-31 | 2,606 | D+1.5 | R+0.7 | D+2.2 |
| 2016 | 2016_Pres-G_IN | Pres-G | 2016-10-31 | 399 | R+10.0 | R+19.2 | D+9.2 |
| 2016 | 2016_Pres-G_FL | Pres-G | 2016-10-31 | 1,195 | D+2.5 | R+1.2 | D+3.7 |
| 2016 | 2016_Gov-G_IN | Gov-G | 2016-10-31 | 399 | D+4.0 | R+6.0 | D+9.9 |
| 2016 | 2016_Sen-G_PA | Sen-G | 2016-10-28 | 3,217 | D+4.0 | R+1.4 | D+5.4 |
| 2016 | 2016_Pres-G_PA | Pres-G | 2016-10-28 | 3,217 | D+3.0 | R+0.7 | D+3.7 |
| 2016 | 2016_Sen-G_NC | Sen-G | 2016-10-26 | 1,273 | D+3.0 | R+5.7 | D+8.7 |
| 2016 | 2016_Sen-G_FL | Sen-G | 2016-10-26 | 1,301 | 0 | R+7.7 | D+7.7 |
| 2016 | 2016_Pres-G_US | Pres-G | 2016-10-26 | 1,824 | D+1.0 | D+2.1 | R+1.1 |
| 2016 | 2016_Pres-G_NC | Pres-G | 2016-10-26 | 1,273 | D+2.0 | R+3.7 | D+5.7 |
| 2016 | 2016_Pres-G_FL | Pres-G | 2016-10-26 | 1,301 | D+1.0 | R+1.2 | D+2.2 |
| 2016 | 2016_Sen-G_NV | Sen-G | 2016-10-25 | 875 | D+6.0 | D+2.5 | D+3.5 |
| 2016 | 2016_Pres-G_NV | Pres-G | 2016-10-25 | 875 | 0 | D+2.5 | R+2.5 |
| 2016 | 2016_Sen-G_IN | Sen-G | 2016-10-23 | 596 | D+2.0 | R+9.7 | D+11.7 |
| 2016 | 2016_Pres-G_IN | Pres-G | 2016-10-23 | 596 | R+11.0 | R+19.2 | D+8.2 |
| 2016 | 2016_Gov-G_IN | Gov-G | 2016-10-23 | 596 | D+4.0 | R+6.0 | D+9.9 |
| 2016 | 2016_Pres-G_US | Pres-G | 2016-10-22 | 2,109 | 0 | D+2.1 | R+2.1 |
| 2015 | 2015_House-GSR_MS-1 | House-G | 2015-05-28 | 509 | R+17.0 | R+40.0 | D+22.9 |
| 2014 | 2014_Sen-G_NC | Sen-G | 2014-10-30 | 1,006 | R+1.0 | R+1.6 | D+0.6 |
| 2014 | 2014_Sen-G_MT | Sen-G | 2014-10-24 | 604 | R+14.0 | R+17.7 | D+3.7 |
| 2014 | 2014_House-G_MT-1 | House-G | 2014-10-24 | 604 | R+12.0 | R+15.0 | D+3.0 |
| 2014 | 2014_Gov-G_FL | Gov-G | 2014-10-23 | 861 | D+2.0 | R+1.1 | D+3.1 |
| 2014 | 2014_Sen-G_IA | Sen-G | 2014-10-21 | 964 | R+6.0 | R+8.3 | D+2.4 |
| 2014 | 2014_Gov-G_KS | Gov-G | 2014-10-21 | 1,124 | D+5.0 | R+3.7 | D+8.7 |
| 2014 | 2014_Sen-G_NC | Sen-G | 2014-10-17 | 1,022 | R+5.0 | R+1.6 | R+3.4 |
Method · historical final-three-week D/R general-election rows plus verified historical supplement; min n=5
Definition · bias_D is poll D-R margin minus actual D-R margin; positive overstates Democrats.
A missing sample, sponsor or source is labeled unavailable; it is never reconstructed.
Poll data via VoteHub, used under CC BY 4.0. Poll data from The New York Times, used under CC BY 4.0.