New Haven, Illinois
|Area||1.26 sq mi (3 km2)|
|- land||1.23 sq mi (3 km2)|
|- water||0.03 sq mi (0 km2)|
|Density||395.7 / sq mi (153 / km2)|
|- summer (DST)||CDT (UTC-5)|
|Wikimedia Commons: New Haven, Illinois|
Before the New Haven vicinity was settled, it was inhabited by multiple Indian cultures. Some countryside southeast of the village near the Wabash was formerly the location of a village of a Late Woodland people known as the "Duffy Complex"; the location is now an archaeological site known as the Duffy Site.
New Haven is located at (37.907113, -88.126954).
According to the 2010 census, the village has a total area of 1.26 square miles (3.3 km2), of which 1.23 square miles (3.2 km2) (or 97.62%) is land and 0.03 square miles (0.078 km2) (or 2.38%) is water.
As of the census of 2000, there were 477 people, 203 households, and 138 families residing in the village. The population density was 395.7 people per square mile (152.2/km²). There were 240 housing units at an average density of 199.1 per square mile (76.6/km²). The racial makeup of the village was 99.58% White, and 0.42% from two or more races. Hispanic or Latino of any race were 1.05% of the population.
There were 203 households out of which 28.1% had children under the age of 18 living with them, 54.7% were married couples living together, 11.3% had a female householder with no husband present, and 32.0% were non-families. 27.6% of all households were made up of individuals and 10.3% had someone living alone who was 65 years of age or older. The average household size was 2.35 and the average family size was 2.90.
In the village the population was spread out with 23.1% under the age of 18, 8.0% from 18 to 24, 23.9% from 25 to 44, 28.5% from 45 to 64, and 16.6% who were 65 years of age or older. The median age was 41 years. For every 100 females there were 97.9 males. For every 100 females age 18 and over, there were 90.2 males.
The median income for a household in the village was $27,083, and the median income for a family was $29,875. Males had a median income of $25,000 versus $19,500 for females. The per capita income for the village was $12,367. About 20.3% of families and 22.6% of the population were below the poverty line, including 24.8% of those under age 18 and 11.3% of those age 65 or over.
 Further reading
- 1887. History of Gallatin, Saline, Hamilton, Franklin and Williamson Counties, Illinois. Chicago: Goodspeed Publishing Co.
- Musgrave, Jon, ed. 2002. Handbook of Old Gallatin County and Southeastern Illinois. Marion, Ill.: IllinoisHistory.com. 464 pages.
- Winters, Howard D. An Archaeological Survey of the Wabash Valley in Illinois. Springfield: Illinois State Museum Society, 1963, 82.
- "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.
- "2010 Census U.S. Gazetteer Files for Places – Illinois". United States Census. Retrieved 2012-10-13.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.