Riding profile

TN-1

US House district — TN · Mixed · us tn

The question

TN-1: a safe seat for the Republicans?

Current forecast

Republican

Safe

Probability
100%
Mean margin (pts)
46.5
P(close race)
0%

Projected vote share

Projection by party

  • Republican 73.2%

    Diana Harshbarger incumbent

  • Democrat 26.8%

    Kristi Burke

Watch list

The tightest races

Smallest projected margin. Open one for the numbers.

  1. FL-22Democrat68 %1.1 pt margin
  2. AZ-2Republican57 %1.1 pt margin
  3. OH-10Democrat60 %1.1 pt margin

In context

How this riding stacks up

Republican Democrat
HereTN-1 73.2%26.8%
National averageUnited States 44.9% +28.3 54.3% −27.5

Nationwide averages computed across the 435 riding-level projections (unweighted mean).

Projection track

How the projection has moved

Editorial read

TN-1, a mixed riding in TN, elected a member with the Republicans in the previous cycle, with a 59-point margin. The Vote-Scope model projects the Republicans ahead at 73% vote share, against 27% for the Democrats, and the probability of a close race is negligible.

Sitting member

HARSHBARGER, DIANA

Sits with Republican

Primary race

Primary results

Held Aug 6, 2026 · Certified official result

Democratic primary

Winner

Kristi Burke 76.6%

12,395 votes

Republican primary

Winner

Diana Harshbarger 100.0%

75,036 votes

Official source →

Who's running

The candidates

Declared and on-ballot candidates for the upcoming election.

  • Republican Incumbent

    Harshbarger, Diana

  • Democrat Challenger

    Burke, Kristi

Previous election · 2024

Won by
Republican
Margin
58.7 pts
Margin shift vs current projection
-12.2 pts
Last model run
Cycle
us_house_2026