Mark is a village in Putnam County, Illinois, United States. The population was 491 at the 2000 census. It is part of the Ottawa

Ottawa, Illinois

Ottawa is a city located at the confluence of the Illinois River and Fox River in LaSalle County, Illinois, USA. As of the 2010 census, the city population was 18,786...

–Streator

Streator, Illinois

Streator is a city in LaSalle and partially in Livingston counties in the U.S. state of Illinois. The city is situated on the Vermilion River approximately southwest of Chicago, Illinois in the prairie and farm land of north-central Illinois. It is the center of the geographic region known as...

 Micropolitan Statistical Area.

Geography

Mark is located at 41.265594°N 89.248521°W.

According to the United States Census Bureau

United States Census Bureau

The United States Census Bureau is the government agency that is responsible for the United States Census. It also gathers other national demographic and economic data...

, the village has a total area of 0.8 square miles (2.1 km²), all of it land.

Demographics

As of the census of 2000, there were 491 people, 192 households, and 139 families residing in the village. The population density was 604.9 people per square mile (234.0/km²). There were 209 housing units at an average density of 257.5 per square mile (99.6/km²). The racial makeup of the village was 98.57% White and 1.43% Native American. Hispanic or Latino of any race were 4.68% of the population.

There were 192 households out of which 35.4% had children under the age of 18 living with them, 58.3% were married couples living together, 10.9% had a female householder with no husband present, and 27.6% were non-families. 25.0% of all households were made up of individuals and 10.9% had someone living alone who was 65 years of age or older. The average household size was 2.56 and the average family size was 3.08.

In the village the population was spread out with 27.7% under the age of 18, 6.9% from 18 to 24, 29.5% from 25 to 44, 20.0% from 45 to 64, and 15.9% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 87.4 males. For every 100 females age 18 and over, there were 87.8 males.

The median income for a household in the village was $45,208, and the median income for a family was $50,417. Males had a median income of $39,000 versus $18,750 for females. The per capita income

Per capita income

Per capita income or income per person is a measure of mean income within an economic aggregate, such as a country or city. It is calculated by taking a measure of all sources of income in the aggregate and dividing it by the total population...

 for the village was $18,912. About 6.9% of families and 10.3% of the population were below the poverty line, including 17.5% of those under age 18 and none of those age 65 or over.