Tennessee State Senate seat · lines in effect since 2022
Tennessee Senate District 21
A district of about 190,000 people, 58% of adults with a bachelor's degree. It votes D+27.3 relative to the nation for president.
Where it sits among all 33 seats
Every Tennessee State Senate seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.
Democratic
Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Every race on these lines
Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.
| 2024 | |
|---|---|
| U.S. Senate | D+25.4 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 7, 2026, 3:01 PM ET
Who lives here, compared
Grey bars show the spread of all 33 seats. Small marks are other seats in Tennessee. The black marker is District 21.
Higher than 94% of seats.
Lower than 88% of seats.
Highest of 33 seats.
Higher than 53% of seats.
Higher than 94% of seats.
Densest of 33 seats.
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET
Seats most like this one
Nearest seats on demographics, density and lean.
District 2054% college gradsD+14.8Not up in 2026District 19
44% Black · 35% college gradsD+58.0Held DDistrict 31
59% college gradsR+16.7Held RDistrict 13
38% college gradsR+24.9Held R
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Who has held it
These lines took effect in 2022.
- Jeff Yarbro (D)
2023– · Won 2022 by 53.4, 2026 unopposed
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)