2020Final results
2020 election for Connecticut's 3rd District
U.S. House · Connecticut
Rosa DeLauro (D) won with 58.7% of the vote, defeating Margaret Streicker (R) by 19.0 points.
Rosa DeLauroDemocrat · winner
58.7%203,265
Margaret StreickerRepublican
39.8%137,596
Justin PaglinoGreen
1.5%5,240
346,101 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Rosa DeLauroMargaret Streicker
$2M
Raised by the campaign
$2M
$1.8M
Spent by the campaign
$2M
$159.7K
Cash on hand
$3.7K
Other candidates' campaigns: Justin Paglino $29.2K.
Campaign money: FEC, through Dec 31, 2020.
Source: FEC campaign filingsUpdated Dec 31, 2020