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Harold E. Hughes

Undefeated senate candidate from Iowa with a perfect 4-0 record

Democratic
US SenateGovernor
Electoral Grade
B
+25.4 pts
avg overperformance
Better than 57% of candidates4 graded races

Overperformance vs. state presidential baseline. Incumbents held to a higher bar: Senate/Gov −3 pts.

4
Races
4-0
W-L (100%)
+13.4
Avg Margin
1962–1968
Career Span
Best: +36.8 (1964 Governor)Worst: 0.6 (1968 Senate)
100%
Win Rate
+12.8
Avg Overperformance
4
Win Streak
6 yrs
Career Span
2.3M
Career Votes
Top 44%
Percentile

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 Trend4 races

Governor
Senate
R+20EvenD+201962: D+5.1 - Click to view1964: D+36.8 - Click to view1966: D+11.2 - Click to view1968: D+0.6 - Click to view1962196419661968

Career Timeline

574,884
Candidate Votes
50.3%
Vote %
1,144,086
Total Votes
+0.6%
Margin
Electoral Performance
+15.2
Race Score
+15.2
vs. State Pres.
D-14.7
State Pres.
Top opponent: David M StanleyREP

Key Insights

3 insights generated

Deterministic highlights from career record, margins, and standout performances.

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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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Similar Candidates

8 matches found

Candidates with the closest career profiles — same era, similar performance.

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Historian Query

Ask the Historian

Curious about Harold E. Hughes's performance?

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Interactive AI-powered chat about Harold E. Hughes's career, opponents, and performance.

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