← all past elections
Toss-up · 2010 House
Maryland House
In the 2010 Maryland House race, Andy Harris (R) won by about 12 points.
Actual result
R+12.1
Final polls said
R+5.5
2 late polls · ✓
VotePredictor Elections predicted
—
Winner
Rep
"Final polls said" averages polls from the last ~3 weeks — the call right before the vote, and how pollsters are rated. VotePredictor Elections' prediction is walk-forward (trained only on earlier races).
Final rankings
How everyone who called this race did, ranked — VotePredictor Elections shown inline (★).
Pollsters — each pollster's final poll vs the result
| # | Pollster | Final call | Miss | Called |
|---|---|---|---|---|
| 1 | Monmouth University Polling Institute | R+11.0 | 1.1 | ✓ |
| 2 | OnMessage Inc. | R+4.0 | 8.1 | ✓ |
| 3 | PSB Research | R+3.0 | 9.1 | ✓ |
| 4 | OpinionWorks | EVEN | 12.1 | ✗ |
| 5 | Garin-Hart-Yang Research Group | D+6.0 | 18.1 | ✗ |
The polls behind it
5 polls · newest firstPollsterDateSampleMiss
Monmouth University Polling Institute2010-10-181
OpinionWorks2010-10-1712
PSB Research2010-09-299
OnMessage Inc.2010-09-208
Garin-Hart-Yang Research Group2010-09-1218
Frequently asked questions
Who won the 2010 Maryland House race?
Andy Harris (R) won, by about 12.1 points (R+12.1).
When was the 2010 Maryland House election held?
It was held in November 2010.
Which party matches you?
These candidates split on taxes, health care, guns, and abortion. See where you land — and which members of Congress actually vote like you.