2020Final results
2020 election for Tennessee's 1st District
U.S. House · Tennessee
Diana Harshbarger (R) won with 74.7% of the vote, defeating Blair Walsingham (D) by 52.2 points.
Diana HarshbargerRepublican · winner
74.7%228,181
Blair WalsinghamDemocrat
22.5%68,617
Steve HolderIndependent
2.8%8,621
Josh BergerOther party
0.0%4
305,423 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
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Money in this race
Each line compares the two campaigns on one scale.
Blair WalsinghamDiana Harshbarger
$185.1K
Raised by the campaign
$2.1M
$177.5K
Spent by the campaign
$1.9M
$7.5K
Cash on hand
$257.8K
Campaign money: FEC, through Dec 31, 2020.
Source: FEC campaign filingsUpdated Dec 31, 2020
The candidates
Diana Harshbarger (R)Blair Walsingham (D)
Also on the ballot: Steve Holder (Independent), 2.8%; Josh Berger (Other party), 0.0%