Colorado's 4th congressional district

Interest groups and political parties reported spending $2,641,503 on independent campaigning in Colorado's 4th congressional district this year, with $1,286,673 benefiting Republicans and $1,245,185 benefiting Democrats. Back to race list.

Group Week before election Two weeks before election Three weeks before election Total
National Republican Congressional Committee
Opposing Betsy Markey (D)
$0 $0 $407,394 $840,396
Women Vote!
Opposing Cory Gardner (R)
$0 $0 $212,468 $668,968
U.S. Chamber of Commerce
Opposing Betsy Markey (D)
$0 $0 $0 $250,000
Majority Action
Opposing Doug Aden (3)
$9,100 $61,538 $170,660 $241,298
Service Employees International Union
Supporting Betsy Markey (D)
$0 $0 $0 $194,561
Credit Union National Association
Supporting Cory Gardner (R)
$0 $30,000 $0 $147,000
Our Community Votes
Opposing Doug Aden (3)
$0 $0 $0 $100,545
Clean Water Action
Supporting Betsy Markey (D)
$9,757 $13,533 $21,758 $51,709
Democratic Congressional Campaign Committee
Opposing Cory Gardner (R)
$46,378 $0 $0 $46,378
Family Research Council
Opposing Betsy Markey (D)
$0 $0 $0 $34,583
National Wildlife Federation
Supporting Betsy Markey (D)
$0 $22,000 $0 $22,000
Defenders of Wildlife Action Fund
Opposing Cory Gardner (R)
$0 $0 $0 $20,055
Right to Life
Supporting Cory Gardner (R)
$1,030 $0 $2,654 $8,381
NARAL Pro-Choice America
Opposing Cory Gardner (R)
Supporting Betsy Markey (D)
$0 $1,993 $10 $5,562
Americans for Prosperity
Opposing Betsy Markey (D)
$0 $0 $0 $5,000
Environment Colorado
Supporting Betsy Markey (D)
$1,883 $0 $0 $1,883
Progressive Future Incorporated
Supporting Betsy Markey (D)
$1,872 $0 $0 $1,872
Revere America
Opposing Betsy Markey (D)
$1,067 $0 $0 $1,067
FreedomWorks
Supporting Cory Gardner (R)
$245 $0 $0 $245
SOURCES: Federal Election Commission filings; Washington Post research

NOTE: Totals represent spending in calendar year 2010 and will change as new filings are made or information is amended. Data includes "electioneering communication" and electronically-filed "independent expenditure" spending reported to the Federal Election Commission. Spending on "issue ads" targeting candidates will not be included if it is more than 30 days before a primary or more than 60 days before the general election. "Weeks on list" shows the total number of weeks that a group or race has been in the top ten throughout the year.

By T.W. Farnam and Nathaniel Vaughn Kelso -- The Washington Post