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Source: Optimal Blue  

Release: Optimal Blue Mortgage Market Indices  

Units:  Percent, Not Seasonally Adjusted

Frequency:  Daily


Optimal Blue Mortgage Market Indices™ (OBMMI™) is calculated from actual locked rates with consumers across over one-third of all mortgage transactions nationwide. OBMMI includes multiple mortgage pricing indices developed around the most popular products and specific borrower and loan level attributes.

Each index is calculated as the average of all appropriate rate locks locked through the Optimal Blue product eligibility and pricing engine on a given day. More details about methodology and definitions are available here.

Suggested Citation:

Optimal Blue, 30-Year Fixed Rate Jumbo Mortgage Index [OBMMIJUMBO30YF], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/OBMMIJUMBO30YF, September 26, 2023.

Source: Freddie Mac  

Release: Primary Mortgage Market Survey  

Units:  Percent, Not Seasonally Adjusted

Frequency:  Weekly, Ending Thursday


On November 17, 2022, Freddie Mac changed the methodology of the Primary Mortgage Market Survey® (PMMS®). The weekly mortgage rate is now based on applications submitted to Freddie Mac from lenders across the country. For more information regarding Freddie Mac’s enhancement, see their research note.

Data are provided “as is” by Freddie Mac®, with no warranties of any kind, express or implied, including but not limited to warranties of accuracy or implied warranties of merchantability or fitness for a particular purpose. Use of the data is at the user’s sole risk. In no event will Freddie Mac be liable for any damages arising out of or related to the data, including but not limited to direct, indirect, incidental, special, consequential, or punitive damages, whether under a contract, tort, or any other theory of liability, even if Freddie Mac is aware of the possibility of such damages.

Copyright, 2016, Freddie Mac. Reprinted with permission.

Suggested Citation:

Freddie Mac, 30-Year Fixed Rate Mortgage Average in the United States [MORTGAGE30US], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/MORTGAGE30US, September 26, 2023.


Optimal Blue Mortgage Market Indices
Primary Mortgage Market Survey

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