Adult Name Change in Idaho: Steps, Cost & Forms
Verified against Idaho District Court (Magistrate Division) and .gov sources · Last verified July 16, 2026.
An adult name change in Idaho is filed in the Magistrate Division of the Idaho District Court, costs about $120–$176 (typical $166, varies by county), and requires a newspaper notice. Most cases finish in 6–12 weeks. You'll need the forms below and certified copies of the signed order to update your IDs.
Your personalized plan
Pick your state and situation for your exact filing fee, court, forms, and ordered steps.
What it costs
Idaho Code 31-3201A sets a $120 base magistrate-division civil fee; statewide surcharges bring the total commonly paid to about $166.
Magistrate Division of the District Court in the county where you live
Step by step
- 1
Complete the Petition for Name Change (CAO NCA 1-1) with your current name, requested name, and the reason for the change.
- 2
File the petition with the Magistrate Division of the District Court in the county where you live and pay the filing fee, or file a Motion and Affidavit for Fee Waiver (FW 1-9).
- 3
The clerk sets a hearing at least six weeks out and issues the Notice of Hearing (CAO NCA 1-2); publish it once a week for four successive weeks in a court-designated newspaper.
- 4
Attend the hearing and, if the judge approves, obtain the signed Judgment for Name Change (CAO NCA 8-1).
- 5
Order certified copies of the judgment and use them to update Social Security, the Idaho DMV, your US passport, and your accounts.
Official forms
Every link goes to the official court or government host — never a paid re-host.
- • Confirm the exact filing fee with your county court clerk.
- • Newspaper publication of the Notice of Hearing is mandatory under Idaho Code 7-803 and adds roughly $50–$150 in publication cost.
Then update your IDs
Once you have the signed order, update Social Security first, then your Idaho license, then your passport and accounts.
Adult petition name change in nearby states
Adult (Court) Name Change in Idaho: FAQ
How much does a adult (court) name change cost in Idaho?
Do I have to publish a notice in a newspaper in Idaho?
How long does it take in Idaho?
What do I do after the judge signs my order in Idaho?
Sources
Every fee, court, rule, and form on this page traces to an official government source:
See our verification methodology and themaster source list.
We're re-confirming some fee details for this state against the county court. Always confirm the exact current fee with your court clerk before you file.