View source for Ellis Grove, Illinois

==Demographics==
{{US Census population
|align=left
|1900= 280
|1910= 252
|1920= 269
|1930= 226
|1940= 290
|1950= 258
|1960= 218
|1970= 277
|1980= 296
|1990= 353
|2000= 381
|2010= 363
|2020= 328
|footnote=U.S. Decennial Census<ref name="DecennialCensus">{{cite web|url=https://www.census.gov/programs-surveys/decennial-census.html|title=Census of Population and Housing|publisher=Census.gov|access-date=June 4, 2015}}</ref> 2020<ref name="2020 Census">{{cite web|title=2020 Census Data|url=https://data.census.gov/cedsci/profile?g=1600000US1723503|website=data.census.gov}}</ref>
}}
As of the [[2000 United States census]],<ref name="GR2">{{cite web |url=https://www.census.gov |publisher=[[United States Census Bureau]] |access-date=January 31, 2008 |title=U.S. Census website }}</ref> there were 381 people, 145 households, and 102 families residing in the village. The population density was {{convert|819.4|PD/sqmi|PD/km2|sp=us|adj=off}}. There were 149 housing units at an average density of {{convert|320.4|/mi2|/km2|disp=preunit|units&nbsp;|units|}}. The racial makeup of the village was 99.21% [[White (U.S. Census)|White]], 0.26% [[Native American (U.S. Census)|Native American]], and 0.52% from two or more races.

There were 145 households, out of which 40.0% had children under the age of 18 living with them, 62.1% were [[Marriage|married couples]] living together, 6.2% had a female householder with no husband present, and 29.0% were non-families. 26.2% of all households were made up of individuals, and 15.9% had someone living alone who was 65 years of age or older. The average household size was 2.63 and the average family size was 3.22.

In the village, the population was spread out, with 29.4% under the age of 18, 7.1% from 18 to 24, 28.1% from 25 to 44, 20.5% from 45 to 64, and 15.0% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 95.4 males. For every 100 females age 18 and over, there were 97.8 males.

The median income for a household in the village was $33,250, and the median income for a family was $42,750. Males had a median income of $36,667 versus $21,250 for females. The [[per capita income]] for the village was $14,527. About 5.9% of families and 8.3% of the population were below the [[poverty line]], including 9.1% of those under age 18 and 2.9% of those age 65 or over.
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