Muhlenberg College
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
- 33
- Mean absolute error
- 3.32percentage points
- Historical bias
- R+0.32
- Represented cycles
- 102004–2022
- Current archive
- 0canonical records
- History span
- Oct 20, 2004through Oct 26, 2022
Known names and relationships
- Known aliases
- No additional reviewed aliases
- Organization type
- Single canonical organization
- Cycles represented
- 2004 · 2006 · 2008 · 2010 · 2012 · 2014 · 2016 · 2018 · 2020 · 2022
33 eligible historical polls across 10 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
33 shown · 33 total
| Cycle | Race | Type | Field end | Sample | Poll | Result | Error |
|---|---|---|---|---|---|---|---|
| 2022 | 2022_Sen-G_PA | Sen-G | 2022-10-26 | 460 | 0 | D+4.9 | R+4.9 |
| 2022 | 2022_Gov-G_PA | Gov-G | 2022-10-26 | 460 | D+14.0 | D+14.8 | R+0.8 |
| 2020 | 2020_Pres-G_PA | Pres-G | 2020-10-26 | 419 | D+5.0 | D+1.2 | D+3.8 |
| 2020 | 2020_Pres-G_PA | Pres-G | 2020-10-17 | 416 | D+7.0 | D+1.2 | D+5.8 |
| 2018 | 2018_Sen-G_PA | Sen-G | 2018-10-30 | 421 | D+14.0 | D+13.1 | D+0.9 |
| 2018 | 2018_Gov-G_PA | Gov-G | 2018-10-30 | 421 | D+21.0 | D+17.1 | D+3.9 |
| 2018 | 2018_House-G_PA-7 | House-G | 2018-10-16 | 411 | D+7.0 | D+10.0 | R+3.0 |
| 2016 | 2016_Sen-G_PA | Sen-G | 2016-11-02 | 405 | R+1.0 | R+1.4 | D+0.4 |
| 2016 | 2016_Pres-G_PA | Pres-G | 2016-11-02 | 405 | D+5.0 | R+0.7 | D+5.7 |
| 2016 | 2016_Sen-G_PA | Sen-G | 2016-10-23 | 420 | 0 | R+1.4 | D+1.4 |
| 2016 | 2016_Pres-G_PA | Pres-G | 2016-10-23 | 420 | D+5.5 | R+0.7 | D+6.2 |
| 2014 | 2014_Gov-G_PA | Gov-G | 2014-10-28 | 409 | D+12.0 | D+9.9 | D+2.1 |
| 2012 | 2012_Sen-G_PA | Sen-G | 2012-11-02 | 430 | D+6.0 | D+9.1 | R+3.1 |
| 2012 | 2012_Pres-G_PA | Pres-G | 2012-11-02 | 430 | D+3.0 | D+5.4 | R+2.4 |
| 2012 | 2012_Sen-G_PA | Sen-G | 2012-10-19 | 444 | D+8.0 | D+9.1 | R+1.1 |
| 2012 | 2012_Pres-G_PA | Pres-G | 2012-10-19 | 444 | D+5.0 | D+5.4 | R+0.4 |
| 2010 | 2010_Sen-G_PA | Sen-G | 2010-10-30 | 474 | R+4.0 | R+2.0 | R+2.0 |
| 2010 | 2010_Gov-G_PA | Gov-G | 2010-10-30 | 474 | R+7.0 | R+9.0 | D+2.0 |
| 2010 | 2010_Sen-G_PA | Sen-G | 2010-10-26 | 460 | R+8.0 | R+2.0 | R+6.0 |
| 2010 | 2010_Gov-G_PA | Gov-G | 2010-10-26 | 460 | R+15.0 | R+9.0 | R+6.0 |
| 2010 | 2010_Sen-G_PA | Sen-G | 2010-10-22 | 445 | R+3.0 | R+2.0 | R+1.0 |
| 2010 | 2010_Gov-G_PA | Gov-G | 2010-10-22 | 445 | R+9.0 | R+9.0 | R+0.0 |
| 2010 | 2010_Sen-G_PA | Sen-G | 2010-10-18 | 403 | D+3.0 | R+2.0 | D+5.0 |
| 2010 | 2010_Gov-G_PA | Gov-G | 2010-10-18 | 403 | R+7.0 | R+9.0 | D+2.0 |
| 2008 | 2008_Pres-G_PA | Pres-G | 2008-10-31 | 617 | D+6.0 | D+10.3 | R+4.3 |
| 2008 | 2008_Pres-G_PA | Pres-G | 2008-10-26 | 610 | D+11.0 | D+10.3 | D+0.7 |
| 2008 | 2008_Pres-G_PA | Pres-G | 2008-10-21 | 608 | D+12.0 | D+10.3 | D+1.7 |
| 2008 | 2008_Pres-G_PA | Pres-G | 2008-10-16 | 599 | D+12.0 | D+10.3 | D+1.7 |
| 2006 | 2006_Sen-G_PA | Sen-G | 2006-10-31 | 507 | D+8.0 | D+17.4 | R+9.4 |
| 2006 | 2006_Gov-G_PA | Gov-G | 2006-10-31 | 507 | D+25.0 | D+20.7 | D+4.3 |
| 2006 | 2006_House-G_PA-8 | House-G | 2006-10-26 | 421 | R+5.0 | D+0.6 | R+5.6 |
| 2004 | 2004_Sen-G_PA | Sen-G | 2004-10-20 | 787 | R+22.0 | R+10.6 | R+11.4 |
| 2004 | 2004_Pres-G_PA | Pres-G | 2004-10-20 | 787 | D+2.0 | D+2.5 | R+0.5 |
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.