As of the census of 2010, there were 1,096 people, 452 households, and 318 families residing in Irasburg. There were 545 housing units. The racial makeup of the town was 96.6% White, 1059 people, .5% black, 5 people, .1%
Native American, 1 person, 0.5% Asian, 5 people, 0.5% from other races, 6 people, and 1.8% from two or more races, 20 people.
Hispanic or Latino people of any race were 1.1% of the population, 12 people. There were 452 households, out of which 27.9%, 127 households, had children under the age of 18 living with them, 56.4% were married couples living together, 255 households, 9.5% had a female householder with no husband present, 43 people, 4.4% were males with no family, 20 people, and 21.7% were non-families. 22.6% of all households were made up of individuals, 102, and 4.4%, 20 houses had someone living alone who was 65 years of age or older. The average household size was 2.42 and the average family size was 2.81. The ages of people were found as follows. 54 people, or 4.9% of the population were from 5 to 9 years old. 74, or 6.8% were from 10 to 14 years. 70, or 6.4% were from 15 to 19 years old. 76, or 6.9% were from 20 to 24 years old. 49, or 4.5% were from 25 to 29 years old. 63 or 5.7% were from 30 to 34 years old. 62, or 5.7% were from 35 to 39 years old. 59, or 5.4% were from 40 to 44 years old. 71, or 6.5% were from 45 to 49 years old. 105, or 9.6% were from 50 to 54 years. 89, or 8.1% were from 55 to 59 years old. 86, or 7.8% were from 60 to 64 years old. 63, or 5.7%, were from 65 to 69 years old. 64, or 5.8% were from 70 to 74 years old. 45, or 4.1% were from 75 to 79 years old. 27, or 2.5%, were from 80 to 84 years old. 18, or 1.6% were 85 years and over. At the time of the 2010
census, there were 574 males and 522 females living in Irasburg. The median age for males was 42, and the median age for females was 44.4. ==Government==