U.S. Senate — By State
119th Congress · 2025–2027 · All 100 Seats

United States Senate

A complete reference of all 100 senators — track power, tenure, committees, and election exposure in one place.

100
Total Senators
53
Republican Seats
47
Dem / Ind. Seats
35
Seats Up in 2026
~64
Avg. Age (yrs)
9
Competitive Races
53
R Seats Majority
6yr
Senate Term
Floor In Session Today · 10:00 AM Senate convenes for floor business Apr 16 · 10:00 AM Previous meeting recessed at 6:36 PM Live Floor webcast available while proceedings are underway Watch Live Today: Fri Apr 17 · 10:00 AM ET
Top 5 Races to Watch — Nov 3, 2026
Georgia
Toss-Up Ossoff (D) defending
Ossoff faces a strong challenge in a state Trump carried by 2 points.
Michigan
Toss-Up Open — Peters retiring
Open seat in a state Trump won by 1 pt; key pickup opportunity for Republicans.
Maine
Toss-Up Collins (R) defending
Collins seeks her 5th term in a state Harris carried by 7 points.
North Carolina
Toss-Up Open — Tillis retiring
Open Tillis seat in a perennial battleground; both parties investing heavily.
New Hampshire
Lean D Open — Shaheen retiring
Open Shaheen seat; Democrats favored but competitive in this swing state.
Senate Intel
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Sources: NPR Politics · Roll Call · via RSS
7 key votes · 119th & 118th Congress
Y Voted YeaN Voted NayNV Not Voting— Not yet in Senate
Source: senate.gov · Verify at congress.gov
Stream provided by C-SPAN · Senate floor proceedings are public recordToday: Friday, April 17 · 10:00 AM ET
Senate Delegation MapClick any state to jump to its senators
Both DemocratSplitBoth Republican
Democrat / Independent caucusing Dem
Republican
Term exp. 2026
Term exp. 2028
Term exp. 2030
Sort by
Total Senators
100
Democrats / Ind.
47
Republicans
53
Split States
—
Battlegrounds
—
Shown
100
U.S. Senate Tracker
Data reflects the 119th Congress (2025–2027). Ages and years in office are approximate as of 2026.
Updated April 2026: Includes Ashley Moody (FL, replacing Rubio), Alan Armstrong (OK, replacing Mullin), and all 11 announced retirements.
Term expiry colour key: red = 2026 · amber = 2028 · green = 2030
This is a nonpartisan reference tool. Not affiliated with any government body or political organization.

Educational Disclaimer: This tool is intended for educational and informational purposes only. All data, ratings, and figures are approximations from publicly available sources. Cook Political Report ratings, financial figures, and electoral margins are estimates. Users are encouraged to verify with primary sources.