NY Fed Q3 Survey: Q3 total US debt up USD 334bln to USD 19.1tln and Q3 mortgage debt climbs USD 257bln to USD 13.4tln

• Slightly higher troubled debt levels in Q3.
• Housing credit quality remains robust.
• Q3 share of student loans 90 days or more past due little changed at 10.9%.

The New York Fed's quarterly household debt and credit report has historically been a slow-burn release rather than an intraday catalyst, moving rates and the dollar little on the headline aggregates but shaping the consumer credit narrative that feeds into bank commentary and the Fed's financial stability assessment. The useful distinction in prints of this kind is between balance growth driven by mortgage origination, which reflects housing activity and carries strong collateral backing, and deterioration in non-housing categories such as student loans, credit cards and auto, which is where stress has tended to surface first in past cycles. Past episodes of rising aggregate debt have read very differently depending on whether serious delinquency transition rates were climbing alongside the balances; here the report points to mortgage credit quality holding up while troubled debt and the seriously past-due student loan share sit at the margin. The level of student loan delinquency has been distorted in recent years by the resumption of reporting after an extended pause, which complicates comparison with earlier prints and is worth treating as composition rather than signal. The follow-ons that have mattered historically are the transition rates into serious delinquency by age cohort, new origination volumes, and whether subsequent bank and consumer lender commentary corroborates the stability the aggregate figures imply. As a quarterly survey released well after the quarter it covers, the report confirms rather than leads.