South Rock Island Township, Rock Island County, Illinois

"South Rock Island" redirects here; not to be confused with Rock Island Southern Railway.

South Rock Island Township is located in Rock Island County, Illinois. As of the 2010 census, its population was 18,407 and it contained 8,951 housing units.^[2] South Rock Island Township formed from Rock Island Township on March 1, 1878.

South Rock Island Township
Township
Location in Rock Island County
Rock Island County's location in Illinois
Country	United States
State	Illinois
County	Rock Island
Established	March 1, 1878
Area
• Total	7.48 sq mi (19.4 km2)
• Land	6.97 sq mi (18.1 km2)
• Water	0.51 sq mi (1.3 km2)  6.82%
Population  (2010)
• Estimate  (2016)[1]	18,012
• Density	2,640.7/sq mi (1,019.6/km2)
Time zone	UTC-6 (CST)
• Summer (DST)	UTC-5 (CDT)
FIPS code	17-161-71201

Geography

According to the 2010 census, the township has a total area of 7.48 square miles (19.4 km²), of which 6.97 square miles (18.1 km²) (or 93.18%) is land and 0.51 square miles (1.3 km²) (or 6.82%) is water.^[2]

Demographics

Historical population

Census	Pop.	Note	%±
2016 (est.)	18,012	[1]
U.S. Decennial Census[3]