The Greenfield township is a subdivision of the Brown County, in the state of South Dakota.
This subdivision represents an area of 37 square miles - 4 square miles are water areas.
There are 0 cities, towns or villages in the Greenfield township subdivision - their combined population count is 0.
Approximatelly 40 people live in “Remainders” areas, that are officially not part of any city or town.
Total population of the subdivision is 40.
Racial makeup of this subdivision is as follows : White (100%),
followed by Two or More races (0%) and (%).
Median age for the male population is 40 and 56 for the female part.
Statistical data for the Greenfield township based on the 2010 U.S. Census