 greenleaf township is a civil township of sanilac county in the u.s. state of michigan. as of the 2000 census, the township population was 804. ==geography== according to the united states census bureau, the township has a total area of , of which  is land and 0.03% is water. ==demographics== as of the census of 2000, there were 804 people, 276 households, and 218 families residing in the township. the population density was 22.4 per square mile (8.6/kmÂ²). there were 317 housing units at an average density of 8.8 per square mile (3.4/kmÂ²). the racial makeup of the township was 98.63% white, 0.37% asian, 0.12% from other races, and 0.87% from two or more races. hispanic or latino of any race were 1.00% of the
Townships_in_Michigan Townships_in_Sanilac_County,_Michigan