(Portland, OR) -- Portland ranks around the middle of the pack when it comes to stress levels, compared to the rest of the nation. That's according to a new report from Elevate Leadership. The website analyzed multiple factors like unemployment, commute times, income, housing affordability, child care costs, divorce rates, healthcare and crime in the U.S.' 100 largest cities. Portland was ranked 49th among the least stressed cities, with a grade of B-plus. Omaha, Nebraska was ranked number 1 as the least stressed city. Newark, New Jersey was rated most stressed.