John Thune
RRepublicanSD · Senator
75
/ 100
Above Average
Attendance100
Avg: 98
Independence65
Avg: 55
Bipartisan Tone9
Avg: 15
Ethics Record100
Avg: 100
Transparency100
Avg: 47
Accountability Score — composite of attendance, independence, bipartisan tone, ethics record & transparency.
Methodology
John Thune
RepublicanSD · Senator
Voting Ideologyⓘ
Liberal
Conservative
Conservative (0.431)
John Thune is a Republican Senator from SD. He has served 29 years in Congress across 7 terms. Based on his voting record, he is rated as conservative, voting with his party 34.9% of the time.
29
Years in Office
7
Terms Served
119
Current Congress
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Report Card
Performance metrics for the current Congress
34.9%
Party Loyaltyⓘ
211 votes against party
0%
Missed Votesⓘ
324 total votes
17
Bills Sponsoredⓘ
1 enacted
View all →
How John Compares
vs. the average Senator
Party Loyalty-11.2% vs avg
34.9%
Avg: 46.1%
Missed Votes-2.3% vs avg
0%
Avg: 2.3%
Bills Sponsored-12.7 vs avg
17
Avg: 29.7
Committee Assignments
Committees shape which bills get heard. See what this member has influence over.
Campaign Finance
2026 cycle · through 2026-03-31
$17,391,647
Cash on Handⓘ
$3,459,925
Total Receiptsⓘ
$1,452,615
Disbursementsⓘ
$1,078,978
Individual Donors
$656,000
PAC Contributionsⓘ
$0
Self-Fundingⓘ
Service History
1997–2003House · SD-0 · Republican
2005–PresentSenate · SD · RepublicanCurrent
State Demographics
SD · ACS 2023 estimates · These are the people this member represents.
899,194
Population
$72,421
Median Income
37.0
Median Age
31.1%
College Educated
Racial Composition
White 81.5%Black 2.2%Hispanic 4.6%Asian 1.4%