Grafton is a city located in Jersey County Illinois. With a 2020 population of 616, it is the 831st largest city in Illinois and the 17890th largest city in the United States. Grafton is currently declining at a rate of -0.81% annually and its population has decreased by -8.33% since the most recent census, which recorded a population of 672 in 2020. Spanning over 4 miles, Grafton has a population density of 166 people per square mile.
The average household income in Grafton is $66,890 with a poverty rate of 20.39%. The median rental costs in recent years comes to $588 per month, and the median house value is $215,500. The median age in Grafton is 58.3 years, 59.1 years for males, and 57 years for females.
According to the most recent ACS, the racial composition of Graftonwas:
Rate of Home Ownership
Average Family Size
Average Household Size
The highest rate of high school graduation is among 2+ races people with a rate of 100.00%.
The highest rate of bachelors degrees is among hispanic people with a rate of 50.00%.
94.71% of Grafton residents speak only English, while 5.29% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.47% of the population.
Overall Poverty Rate
Male Poverty Rate
Female Poverty Rate
The race most likely to be in poverty in Grafton is White, with 21.22% below the poverty level.
The race least likely to be in poverty in Grafton is Multiple, with 12.82% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 8.61%. Among those working part-time, it was 21.17%, and for those that did not work, the poverty rate was 25.82%.
Number of Veterans
Veteran Poverty Rate
Veteran Disability Rate
Labor Force Participation
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Born in Grafton
99.26% of Grafton residents were born in the United States, with 56.99% having been born in Illinois. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.