Decker Township, Knox County, Indiana

For the incorporated community of Decker in Knox County, Indiana, see Decker, Indiana.

Decker Township is one of ten townships in Knox County, Indiana. As of the 2020 census, its population was 209 (down from 227 at 2010^[3]) and it contained 95 housing units.^[4]

Historical population

Census	Pop.	Note	%±
1890	1,000		—
1900	1,327		32.7%
1910	1,328		0.1%
1920	1,133		−14.7%
1930	1,009		−10.9%
1940	868		−14.0%
1950	639		−26.4%
1960	432		−32.4%
1970	333		−22.9%
1980	270		−18.9%
1990	251		−7.0%
2000	242		−3.6%
2010	227		−6.2%
2020	209		−7.9%
Source: US Decennial Census[5]

Decker Township
Township
Coordinates: 38°28′32″N 87°38′00″W
Country	United States
State	Indiana
County	Knox
Township Seat	Decker
School District	South Knox School Corporation
Government
• Type	Indiana township
Area
• Total	46.43 sq mi (120.3 km2)
• Land	44.35 sq mi (114.9 km2)
• Water	2.08 sq mi (5.4 km2)
Elevation [1]	400 ft (122 m)
Population  (2020)
• Total	209
• Density	4.5/sq mi (1.7/km2)
FIPS code	18-17128[2]
GNIS feature ID	453256

History

Decker Township is named for the Decker family of pioneer settlers.^[6]

Geography

According to the 2010 census, the township has a total area of 46.43 square miles (120.3 km²), of which 44.35 square miles (114.9 km²) (or 95.52%) is land and 2.08 square miles (5.4 km²) (or 4.48%) is water.^[3]