2010Final results
2010 election for U.S. Senate in Connecticut
U.S. Senate · Connecticut
Richard Blumenthal (D) won with 55.2% of the vote, defeating Linda E. McMahon (R) by 11.9 points.
Richard BlumenthalDemocrat · winner
55.2%636,040
Linda E. McMahonRepublican
43.2%498,341
Warren B. MoslerIndependent
1.0%11,275
John MertensOther party
0.6%6,735
1,153,115 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 2010
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Richard BlumenthalLinda E. McMahon
$8.7M
Raised by the campaign
$50.3M
$8.7M
Spent by the campaign
$50.2M
$19.1K
Cash on hand
$103.7K
Other candidates' campaigns: Warren B. Mosler $464.8K.
Campaign money: FEC, through Dec 31, 2010.
Source: FEC campaign filingsUpdated Dec 31, 2010
The candidates
Richard Blumenthal (D)Linda E. McMahon (R)
Also on the ballot: Warren B. Mosler (Independent), 1.0%; John Mertens (Other party), 0.6%