Christiana is located in Lancaster county Pennsylvania with a geographic area of 0.5 square miles. The total population in Christiana is 977 with 45.8% male and 54.2% female. Children under age 5 represent 6.0% of the population, under age 18 equal 21.1% of the population and over age 65 is 21.9% of the population. The median household income is $67,188, per capita income is $31,394. There are a total of 332 housing units with 59.6% owner occupied. Education includes 29.5% of residents that are high school graduates and 25.3% with a bachelor's degree or higher. The average temperature in Christiana in the summer is 73 degrees, and in the winter 33 degrees.