The agency said institutions originated $86.5 billion in single-family loans in the fourth quarter, down from $141.4 billion a quarter earlier and off 57% from the same point in 2012.
Refinancings were strong during the first half of the year and retail originations hit $196.6 billion in the second quarter. But the market has rapidly declined over the rest of the year.
Meanwhile, banks and thrifts paid out $1.2 billion to meet loan repurchase and indemnification demands in the fourth quarter, the lowest amount since 2008.
The FDICís "Quarterly Banking Profile" said banks and thrifts earned $5.3 billion in non-interest income from the sale, securitization and servicing of one-to-four family loans, up from $4.8 billion in the third quarter.
The FDIC requires banks that originate more than $10 million in residential loans a quarter to report origination data, as well as all institutions with $1 billion or more in assets. There were 990 reporting institutions in the fourth quarter, down 11% from the third quarter.