Marriage License Information for New Castle County, Montana

Below is all of the marriage license information you need in order to file in the county you will be married in. Please note that we have provided links to your county clerk’s official website as well as a link to the marriage license application form you will file.

Office Address 800 N. French St. Second Floor Wilmington, DE 19801 Office Hours Monday - Friday 8:30 a.m. - 4 p.m.

Office Phone 302-395-7780

Useful Links County Website

Is a Blood Test Required?
No

Does one of us need to go in person to apply?
Both of you

How much is it?

$50 for County Residents and $100 for Non-County Residents. (Cash only)

What do I need to bring?

Certified birth certificate, valid U.S. Government issued pictured ID card and valid Social Security CARD

How To Apply:

Both applicants must provide their Social Security numbers and verification of the number. Applicants may present a Social Security Card or a W-2 Form or company pay stub with name and number for verification.

When does It Expire:

After 30 days

Name Change:
Filing for a marriage license in the state of Montana does not cause your or your spouse’s last name to automatically change. Married name change services are available to guide you through the married name change process if you opt to change your name.

Same Sex Couple:
Use this online resource for more information about your state’s marriage legislation.