Online Washington State Marriage Indexes by County
The list below includes links to existing online marriage indexes for each county in Washington state. In order to research marriage certificates that are not online, you will have to contact the county auditor where the certificate would be filed. Some counties keep their older marriage certificates at regional branches of the Washington State Archives.
Marriage certificates prior to 1947 are filed in the counties where the marriages took place. Marriage certificates 1947 to present are filed in the counties where the licenses are issued.