A rebound in house prices and near-record-low interest rates are prompting homeowners to borrow against their properties, marking the return of a practice that was all the rage before the financial crisis.

Home-equity lines of credit, or Helocs, and home-equity loans jumped 8% in the first quarter from a year earlier, industry newsletter Inside Mortgage Finance said Thursday. The $13 billion extended was the most for the start of a year since 2009. Inside Mortgage Finance noted the bulk of the home-equity originations were...