2012Final results
2012 election for Connecticut's 1st District
U.S. House · Connecticut
John B. Larson (D) won with 69.7% of the vote, defeating John Henry Decker (R) by 42.0 points.
John B. LarsonDemocrat · winner
69.7%206,973
John Henry DeckerRepublican
27.7%82,321
S. Michael DerosaGreen
1.8%5,477
Matthew M. CoreyIndependent
0.8%2,290
297,061 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 2012
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.
John B. LarsonJohn Henry Decker
$2M
Raised by the campaign
$69.7K
$2.2M
Spent by the campaign
$73.2K
$202.9K
Cash on hand
-$3.5K
Other candidates' campaigns: Matthew M. Corey $7.1K.
Campaign money: FEC, through Dec 31, 2012.
Source: FEC campaign filingsUpdated Dec 31, 2012
The candidates
John B. Larson (D)John Henry Decker (R)
Also on the ballot: S. Michael Derosa (Green), 1.8%; Matthew M. Corey (Independent), 0.8%