(CNSNews.com) – Democratic presidential candidate Barack Obama is leading Republican presidential candidate John McCain by nine percentage points (51 percent – 42 percent) with three weeks left before the election, according to the latest Gallup poll released Tuesday.
Between 50 percent and 52 percent of registered voters have favored Obama, and 41 percent to 43 percent supported McCain in each Gallup poll since Oct. 4, Gallup found.
The poll was conducted Oct. 11-13 from interviews with 2,793 registered voters and had a margin of error of plus or minus two percentage points.
Meanwhile, a Real Clear Politics average found Obama ahead by seven points. In the battleground state of Ohio, which President Bush carried in the 2000 and 2004 elections, Obama is leading by three points.
In Michigan, where voters favored Democrats in the last three presidential elections, Obama is 10 points ahead of McCain. In Nevada, Obama was ahead by two points. Bush carried Nevada in 2004.
According to Real Clear Politics, Pennsylvania is solidly pro-Obama with 13 points. Sen. John Kerry won Pennsylvania in the 2004 election. In Iowa – a state that voted for Bush in 2004 - Obama was 11 points up on McCain.
In Virginia, which voted for Bush in the last two elections, Obama has a six-point lead.
Bush carried New Mexico in the 2004 election, but Obama is seven points ahead of McCain in the Real Clear Politics average. And in Florida, which Bush carried in the 2000 and 2004 elections, Obama is five points ahead.