Dorchester demographics profile

StatisticDorchesterIllinoisNational
Population13312,851,684318,558,162
Population density (sq mi)18522291
Median age51.737.437.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)75%55%55%
Families w/ Kids under 1815%44%43%
Speak English99%77%79%
Speak Spanish0%13%13%
Dorchester, IL has a population of 133 and is the 26,081st largest city in the United States. The population density is 185 per sq mi which is 17% lower than the Illinois average and 104% higher than the national average. The median age in Dorchester is 52 which is approximately 38% higher than the Illinois average of 37. In Dorchester, 75% of the population over 15 years of age are married, 99% speak English and 0% speak Spanish. 88% of Dorchester residents were born in Illinois, 12% were born out of state, 0% were born outside of the United States and 0% were foreign born.
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Did you know?

  • The population density in Dorchester is 17% lower than Illinois.
  • The median age in Dorchester is 38% higher than Illinois.
  • In Dorchester 98.50% of the population is White.
  • In Dorchester 0.00% of the population is Black or African American.
  • In Dorchester 0.00% of the population is Asian.

Compare Dorchester, IL Demographics To Other Cities

Dorchester population breakdown by race

RaceDorchesterIllinoisNational
White98.50%72.14%73.35%
Black or African American0.00%14.30%12.63%
Asian0.00%5.10%5.22%
American Indian0.00%0.23%0.82%
Native Hawaiian0.00%0.03%0.18%
Mixed race1.50%2.34%3.06%
Other race0.00%5.86%4.75%
In Dorchester, 0.0% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Dorchester age breakdown

Marital status

Age of children in married couples

Source: The Dorchester, IL demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
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