Exhibit 21

Subsidiaries of the Registrant Jurisdiction
Beaumont Securities Holdings, LLC Delaware
Diplomat Properties Holding Corp. Delaware
MFA Omaha Borrower, LLC Delaware
MFA Securities Holdings LLC Delaware
MFA Securitization Holdings LLC Delaware
MFResidential Assets I, LLC Delaware
MFResidential Assets Holding Corp. Delaware
MFRA Trust 2014-2 Delaware
MFRA Trust 2015-2 Delaware
MFRA Trust 2016-1 Delaware
MFRA Trust 2020-1 Delaware
MFA Kittiwake Investments Ltd. Cayman Islands