Poll Watch: Mason-Dixon North Dakota Senatorial Survey

Mason-Dixon North Dakota Senate Poll

• Heidi Heitkamp (D) 47%
• Rick Berg (R) 46%
• Undecided 7%

Among Independents

• Heidi Heitkamp (D) 51%
• Rick Berg (R) 36%
• Undecided 13%

Survey of 625 likely voters was conducted June 4-6, 2012.  The margin of error is +/- 4 percentage points. Party ID: 38% Republican; 29% Democrat; 33% Independent/Other.