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Courts & rulings
Iowa · highest court

Iowa Supreme Court

Merit + retention7 justices· 8-year terms· Iowa

Chief: Elected by the justices from among their own members for a two-year term; full justice terms are eight years (after an initial one-year period before the first retention vote)..

Justices
All judges & justices →
  • Susan ChristensenChief Justice · since 2018
  • Edward M. Mansfieldsince 2011
  • Thomas D. Watermansince 2011
  • Christopher McDonaldsince 2019
  • Dana Oxleysince 2020
  • Matthew McDermottsince 2020
  • David N. Maysince 2022

Roster as of 2026-06-13.

Constitution of the State of Iowa (1857)

Adopted 1857. Its declaration of rights sits in Article I (Bill of Rights). This court has the final word on what the Iowa constitution means.

Primacy, interprets its own constitution first

How a state reads its own rights provisions relative to the federal floor, lockstep vs departure.

State-court structure and selection methods are from official and reference sources; the justice roster is point-in-time. Civibrief carries each state's highest court (lower state courts are out of scope for now).