How do judges of the Idaho Supreme Court reach the bench?

The court's current selection method is nonpartisan election.

Idaho Supreme Court / Joined 1891 / Served to 1917

Isaac N. Sullivan

Justice, Idaho Supreme Court

Isaac N. Sullivan was a Justice of the Idaho Supreme Court, who joined the court in 1891. Opinions & record ↓ Sources ↓

Tenure: 1891–1917 · 25 yrs

Judicial service

Year	Court	Appointed by	Vote
1891	Idaho Supreme Court	–	–

Judicial Record

In our data, Sullivan authored 590 published opinions for the court (1891–1916), plus 41 dissents and 22 concurrences. Most cited: Clark v. Rossier (62 citations).

Published, precedential opinions from the CourtListener corpus. Counts and rankings are objective and recomputable: how we count. We describe the record, not the judge. 682 of these were attributed to Sullivan by a unique court-, date-, and surname-match against our roster (marked ), because CourtListener recorded no author for them. Each links to the official text to verify. How we match.

Selected opinions

Year	Case	Citation	Cited
1904	Clark v. Rossier†	10 Idaho 348	62
1909	Bayhouse v. Urquides· Separate†	17 Idaho 286	56
1907	Valley Lumber & Manufacturing Co. v. Driessel†	13 Idaho 662	51
1913	State v. O'Neil†	24 Idaho 582	49
1902	Pioneer Irrigation District v. Bradley†	8 Idaho 310	49
1908	Knowles v. New Sweden Irrigation District· Separate†	16 Idaho 217	48
1906	Donovan v. Miller†	12 Idaho 600	43
1906	Bank of Commerce, Ltd. v. Baldwin· Concurrence†	12 Idaho 202	43
1915	Ingard v. Barker· Concurrence†	27 Idaho 124	42
1915	Washington State Sugar Co. v. Goodrich· Separate†	27 Idaho 26	41
1906	In re Prout· Dissent†	12 Idaho 494	40
1910	Mix v. Board of County Commissioners†	18 Idaho 695	39
1904	Hard v. Boise City Irrigation & Land Co.· Dissent†	9 Idaho 589	38
1906	Day v. Day†	12 Idaho 556	37
1911	Jones v. City of Caldwell†	20 Idaho 5	35

Showing the 15 most-cited of 690 authored opinions in our data. “Cited” is inbound citations across the CourtListener corpus. Case links open the ruling’s full text (CourtListener) or its page here; read the methodology and verify against the primary source.

Questions & answers

How do judges of the Idaho Supreme Court reach the bench?: The court's current selection method is nonpartisan election.
Which court was Isaac N. Sullivan on?: Isaac N. Sullivan was a Justice of the Idaho Supreme Court.

Sources

Each fact on this page traces to a primary public record.

How we source & reconcile data → Data & Sources

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25 years on the Idaho Supreme Court. Data as of 2026-03-31. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).