The Olive Branch precinct is a subdivision of the Alexander County, in the state of Illinois.
This subdivision represents an area of 23 square miles - 4 square miles are water areas.
There are 1 cities, towns or villages in the Olive Branch precinct subdivision - their combined population count is 858.
Approximatelly 21 people live in “Remainders” areas, that are officially not part of any city or town.
Total population of the subdivision is 879.
Racial makeup of this subdivision is as follows : White (95.68%),
followed by Black or African American (2.62%) and Two or More races (1.14%).
Median age for the male population is 43 and 47 for the female part.
Statistical data for the Olive Branch precinct based on the 2010 U.S. Census