Spain IBAN at a Glance
| Country | Spain (ES) |
| Length | 24 characters |
| Structure (after ES + check digits) | 4n bank, 4n branch, 2n check, 10n account |
| Example IBAN | ES91 2100 0418 4502 0005 1332 |
| SEPA member | Yes |
The example above is the published ISO registry sample for Spain. It passes checksum validation but is not a real account.
How to Read a Spain IBAN
Every IBAN starts the same way: the first two letters are the country code (ES) and the next two digits are the mod-97 check digits, computed over the entire number. What follows is Spain's domestic account format: 4n bank, 4n branch, 2n check, 10n account.
For an international transfer to Spain you will typically need this IBAN plus the bank's SWIFT/BIC code. You can browse every SWIFT code in Spain for free. Timing matters too: transfers do not settle on Spain bank holidays, so check the calendar before sending anything urgent.
Frequently Asked Questions
How long is a Spain IBAN?
Spain IBANs are exactly 24 characters long, starting with ES followed by 2 check digits.
Is Spain part of SEPA?
Yes, Spain participates in SEPA (Single Euro Payments Area), so euro transfers to and from other SEPA countries are fast and low-cost.
Can I validate a Spain IBAN without sending it anywhere?
Yes, use the checker above. Validation runs in your browser using the ISO 7064 mod-97 algorithm, the IBAN never leaves your device.
What is the structure of a Spain IBAN?
After the country code and check digits, a Spain IBAN contains: 4n bank, 4n branch, 2n check, 10n account.