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Partisan Trends

Most Recent Releases

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May 1, 2009

Number of Republicans Down, Democrats Hold Steady, Unaffiliateds Grow

In April, for the second straight month, the number of Republicans in the nation fell by roughly half a percentage point. The number of Democrats remained unchanged from a month ago.

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April 1, 2009

Number of Democrats in Nation Declines During March

In March, the number of Democrats in the nation fell two percentage points while the number of Republicans fell by half-a-point. Democrats continue to have a sizable advantage in terms of partisan identification, but the advantage is smaller than it’s been since December 2007.

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March 1, 2009

Partisan Trends: Number of Republicans Up Slightly, But Democrats Still Have Huge Advantage

During February, the number of Republicans in the nation grew by a full percentage point, but the Democrats continue to have a sizable advantage in terms of partisan identification.

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February 2, 2009

Number of Unaffiliated Voters Grows in January

During January, the number of Americans who say they are not affiliated with either the Republican or the Democratic Party rose by a full percentage point to 26.6%.

January 5, 2009

Number of Democrats Increases for Third Straight Month

The number of Americans who consider themselves to be Democrats inched up again in December to 41.6%. That’s up two-tenths of a point since November and the third straight monthly increase in the number of Democrats.

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December 1, 2008

Partisan Identification: 41.4% Democrats, 33.8% Republicans

In November, 41.4% of Americans considered themselves to be Democrats, 33.8% said they were Republicans, and 24.7% were not affiliated with either major political party.

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October 2, 2008

Partisan Trends In September: 38.4% Democrats 34.4% Republicans

In September, the number of Americans who consider themselves to be Republicans increased a percentage point from 33.2% in August to 34.4% in September.

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September 2, 2008

Number of Republicans Grows in August, Democrats Still Have Advantage

During August, the number of Americans who consider themselves to be Republicans increased two percentage points to 33.2% while the number of Democrats was little changed at 38.9%.

August 2, 2008

Number of Democrats in US Declines in July

During July, the number of Americans who consider themselves to be Democrats fell two percentage points to 39.2%. That’s the first time since January that the number of Democrats has fallen below 41%.

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July 2, 2008

Democrats Retain Huge Party ID Advantage

In January and February, while Barack Obama and Hillary Clinton were in the early stages of the battle for the Democratic Presidential Nomination, the number of Americans who considered themselves to be Democrats surged to record highs. The numbers have stabilized since then, leaving the Democratic Party with a significant advantage over Republicans in terms of partisan identification.

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June 3, 2008

Where Have All the Republicans Gone?

The Democratic Party maintained its huge edge in party identification during the month of May. Barack Obama’s Party now has the largest partisan advantage over the Republicans since Rasmussen Reports began tracking this data on a monthly basis nearly six years ago.

May 3, 2008

Election 2008 Creating Record Number of Democrats

The ongoing race for the Democratic Presidential Nomination may be causing angst for party leaders, but the competition has been good for the Party label. In fact, the Democrats now have the largest partisan advantage over the Republicans since Rasmussen Reports began tracking this data on a monthly basis nearly six years ago.

April 3, 2008

Democrats Retain Huge Advantage in Party ID

During March, the Democrats held on to their partisan gains earned during the first two months on 2008.

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March 2, 2008

Party ID: Dem 41.5% GOP 31.8%

As the public image of the Democratic Party shifted from Congress to the Presidential campaign trail, the number of Democrats in the United States has soared. In fact, during the month of February, the Democrat’s numerical advantage over the Republican Party grew to the highest level ever measured by Rasmussen Reports.

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February 5, 2008

Number of Democrats In Country Hits Four-Year High During First Month of Election 2008

During January, the media attention focused on battles within the nation’s leading political parties—Obama vs. Clinton vs. Edwards and McCain vs. Romney vs. Huckabee. But, during the first month of voting in Election 2008, the message going out to millions of Americans provided a solid boost for the Democratic brand.

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January 1, 2008

Partisan Trends: Number of Republicans in U.S. Increases in December to Two-Year High

The number of Americans who consider themselves to be Republicans jumped nearly two percentage points in December to 34.2%. That’s the largest market share for the Republican brand in nearly two years, since January 2006.

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December 2, 2007

Partisan Identification: 37.4% Democrat 32.5% Republican

During the month of November, 37.4% of Americans considered themselves to be Democrats, 32.5% said they were Republicans, and 30.2% were not affiliated with either major party.

November 2, 2007

Partisan Identification: Democrats 37.3% Republicans 32.7%

During the month of October, 37.3% of Americans considered themselves to be Democrats, 32.7% said they were Republicans, and 30.0% were not affiliated with either major party.

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October 6, 2007

Party Affiliation: Dem 37.2% GOP 32.6%

During the month of September, 37.2% of Americans considered themselves to be Democrats, 32.6% said they were Republicans, and 30.2% were not affiliated with either major party.

September 1, 2007

Party Affiliation: Dem 37.4% GOP 32.5%

During the month of August, the number of people identifying themselves as Democrats increased for the first time in six months.