How to Apostille a Delaware Marriage certificate (2026 Guide)
To apostille a Delaware marriage certificate, order a certified copy from the vital-records office in the state (or county) where the marriage was recorded. Then submit it to the Delaware Secretary of State for $30 per document. Mail processing takes about 5–10 business days; appointment. For a non-Hague destination, you also need US Department of State authentication and embassy legalization.
| Government fee | $30 per document |
|---|---|
| Where to send it | Delaware Secretary of State |
| Required copy | Order a certified copy from the vital-records office in the state (or county) where the marriage was recorded. |
| Mail time | 5–10 business days |
| Counter | appointment |
| County pre-cert | Not required for this document |
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Step 1 — Get the right copy
Order a certified copy from the vital-records office in the state (or county) where the marriage was recorded. In Delaware, delaware vital records are issued by the Division of Public Health.
Step 2 — Submit to the Delaware Secretary of State
Include a signed cover sheet naming the destination country, payment payable to the authority above, and a prepaid return envelope. Confirm exact requirements on the official page linked in sources. Pay $30 per document by check or money order. By appointment in Dover.
Step 3 — Check the destination country
If your document is going to a Hague Apostille Convention member, the apostille is the last step. If the destination is not a member, you continue to the U.S. Department of State — Office of Authentications for authentication and then to that country's embassy for legalization. Confirm with theCountry Checker.
Common rejection reasons
- A keepsake certificate from the ceremony is not a certified record
- The copy lacks the registrar's certification stamp
Who typically needs this
Changing a surname abroad.
Spousal and family-reunification visas.
Proving marital status for foreign benefits.
Frequently asked questions
＋How much does it cost to apostille a marriage certificate in Delaware?
The Delaware Secretary of State charges $30 per document. You pay separately for the certified copy and your return envelope.
＋Can I apostille a photocopy of my marriage certificate?
No. Delaware apostilles the certified or properly notarized document, not a plain photocopy. A keepsake certificate from the ceremony is not a certified record
＋How long does it take?
Mail processing in Delaware runs about 5–10 business days. A counter option (appointment) can be faster. A non-Hague destination adds the federal and embassy steps on top.
＋Who usually needs a marriage certificate apostille?
People who changing a surname abroad or need it for spousal and family-reunification visas. The apostille lets a foreign authority accept your Delaware marriage certificate.
Other Delaware documents
Sources
Reviewed by Billy Reiner, Editor
Last verified: July 13, 2026 against the Delaware Secretary of State and the HCCH status table(official page). See how we verify and how often on ourmethodology page.
This is informational, not legal advice. The receiving authority sets the final requirements — confirm with them and the office named above before you send anything.