MDU Resources Group, Inc. revenue for the last year amounted to 1.76 B USD, the most of which — 1.20 B USD — came from its highest performing source at the moment, Natural Gas Distribution, the year earlier bringing 1.29 B USD. The greatest contribution to the revenue figure was made by United States — last year it brought MDU Resources Group, Inc. 1.76 B USD, and the year before that — 4.66 B USD.