Portland Diesel prices, liter

We show diesel price data for Portland from 29-Dec-2025 to 06-Apr-2026. The average diesel price during that period is 1.29 per liter with a minimum of 1.07 on 05-Jan-2026 and a maximum of 1.80 on 06-Apr-2026. Our data are obtained from official government sources, regulatory agencies, petroleum companies, and major media sources. We update the series for Portland every week.