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James Abdnor

4 races across Senate, House in South Dakota, 3W-1L

Republican
US SenateUS House
Electoral Grade
Requires 3+ graded races
4
Races
3-1
W-L (75%)
-7.8
Avg Margin
1976–1986
Career Span
Best: +3.2 (1986 Senate)Worst: -18.8 (1980 Senate)
75%
Win Rate
-14.2
Avg Overperformance
3
Win Streak
10 yrs
Career Span
334K
Career Votes

Evidence & provenance

Source owners

Certified contest returns, candidate career records, and Akashic Edge deterministic grading inputs.

Freshness

Rendered Apr 14, 2026 from the latest candidate, contest, and forecast tables loaded in Akashic Edge.

Boundary scope

Candidate-level profile spanning every contest recorded for this person in Akashic Edge.

Claim type

Deterministic summaries, calculated grades, and certified election history. No freeform AI prose.

Source chain

MethodologyCertified contest returnsCandidate grade inputs
Open methodology

Career Margin Trend2 races

Even1980: R+18.8 - Click to view1986: D+3.2 - Click to view19801986

Career Timeline

143,173
Candidate Votes
48.4%
Vote %
295,830
Total Votes
+3.2%
Margin
Electoral Performance
-22.6
Race Score
-19.6
vs. State Pres.
D-16.4
State Pres.
Incumbent (−3pt bar)
Top opponent: Thomas A DaschleDEM

Geographic Performance

4 races with county data

County-level results, strongest and weakest counties, and performance by county type.

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County Results Table

Sortable, searchable table of every county result for each race.

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Demographic Coalition Analysis

4 races available

Scatter plots correlating county performance with demographics: race, education, income, foreign-born.

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Primary History

5 primaries

Primary election results, win rates, field sizes, and vote share.

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Historian Query

Ask the Historian

Curious about James Abdnor's performance?

Ask the Historian

Interactive AI-powered chat about James Abdnor's career, opponents, and performance.

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