Harvey is located in Wells county North dakota with a geographic area of 1.8 square miles. The total population in Harvey is 1,625 with 42.8% male and 57.2% female. Children under age 5 represent 3.9% of the population, under age 18 equal 19.4% of the population and over age 65 is 32.2% of the population. The median household income is $39,625, per capita income is $31,412. There are a total of 858 housing units with 64.8% owner occupied. Education includes 30.8% of residents that are high school graduates and 14.3% with a bachelor's degree or higher. The average temperature in Harvey in the summer is 69 degrees, and in the winter 10 degrees.