Legal Name Change Cost in Idaho (2026)
A legal adult name change in Idaho costs $166 in court filing fees, filed in the District Court. Set statewide (Idaho Code §31-3201A). If you're changing your name because of a divorce, you can usually do it for free in the divorce decree instead.
Verified July 2026 from official sources. How we verify fees.
What you'll pay in Idaho
- Name-change filing fee: $166
- Court: District Court
- Free via divorce decree: yes, if restoring a former name
- Fee waiver: available for low-income filers
Beyond the filing fee
The court fee is only part of the cost. Many states also require you to publish notice of the change in a local newspaper (often $40–$150), and you'll pay small fees to update your Social Security card, driver's license, and passport afterward. Set statewide (Idaho Code §31-3201A). Getting divorced? A name restoration is free in the decree — see our Idaho divorce filing fee page.
Frequently asked questions
How much does a legal name change cost in Idaho?
The court filing fee is $166, filed in the District Court. Newspaper publication and document updates can add to that.
Can I change my name for free in a Idaho divorce?
Yes — restoring a former name is free when requested in the divorce petition or decree, which is why most people do it that way rather than filing a separate petition.
Do I have to publish a Idaho name change in the newspaper?
Idaho generally does not require newspaper publication for an adult name change, though the court can order notice in specific cases.