Albuquerque has the 10th lowest student debt in the country, according to a LendingTree report. Washington, D.C was first among metros with high median student loan balances, where nearly 10 percent of loan holders owe more than $100,000. The cost of a four-year education has increased by five times in the last 20 years, and student-debt is a $1.5 trillion industry, a huge leap compared to $600 billion a decade ago, says LendingTree. The median balance of student debt in Albuquerque is $15,549. The average number of student loans held by a single person is 3.5. Nearly 19 percent of people in Albuquerque owe more than $50,000 and roughly 6 percent of people owe more than $100,000 in student-loan debt.