Homeowners' nonmortgage debt rises to 10-year high

Borrowers averaging $25,000 in 'other' debt

Mortgage holders are carrying more nonmortgage debt than at any point in the past 10 years, with an average of $25,000 per borrower. According to Black Knight Financial Services, this figure is $1,400 more than the average one year ago — and nearly $2,600 more than in 2011.