The Allens Grove township is a subdivision of the Mason County, in the state of Illinois.
This subdivision represents an area of 37 square miles - 1 square miles are water areas.
There are 1 cities, towns or villages in the Allens Grove township subdivision - their combined population count is 400.
Approximatelly 186 people live in “Remainders” areas, that are officially not part of any city or town.
Total population of the subdivision is 586.
Racial makeup of this subdivision is as follows : White (97.95%),
followed by Two or More races (1.02%) and Some Other Race (0.34%).
Median age for the male population is 44 and 43 for the female part.
Statistical data for the Allens Grove township based on the 2010 U.S. Census