Rockvale Township, Illinois

Rockvale Township is located in Ogle County, Illinois. As of the 2010 census, its population was 1,770 and it contained 804 housing units.^[2]

Rockvale Township
Township
Town hall
Location of Illinois in the United States
Coordinates: 42°06′03″N 89°18′58″W
Country	United States
State	Illinois
County	Ogle
Settled	November 6, 1849
Government
• Mayor	Jeff Tremble
Area
• Total	35.64 sq mi (92.3 km2)
• Land	34.76 sq mi (90.0 km2)
• Water	0.88 sq mi (2.3 km2)
Elevation	748 ft (228 m)
Population  (2010)
• Estimate  (2016)[1]	1,705
• Density	50.9/sq mi (19.7/km2)
Time zone	UTC-6 (CST)
• Summer (DST)	UTC-5 (CDT)
FIPS code	17-141-65182

History

Rockvale Township was originally named Brooklyn Township, but changed its name on November 12, 1850.

Geography

According to the 2010 census, the township has a total area of 35.64 square miles (92.3 km²), of which 34.76 square miles (90.0 km²) (or 97.53%) is land and 0.88 square miles (2.3 km²) (or 2.47%) is water.^[2]

Demographics

Historical population

Census	Pop.	Note	%±
2016 (est.)	1,705	[1]
U.S. Decennial Census[3]