| Nilwood Township | |
| Settlement Type: | Township |
| Image Map1: | Illinois in United States (US48).svg |
| Map Caption1: | Location of Illinois in the United States |
| Coordinates: | 39.4°N -134°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Macoupin |
| Established Title: | Settled |
| Established Date: | November 1, 1870 |
| Leader Title: | Mayor |
| Leader Title1: | Supervisor |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 36.47 |
| Area Land Sq Mi: | 36.47 |
| Area Water Sq Mi: | 0 |
| Elevation Ft: | 640 |
| Population As Of: | 2010 |
| Pop Est As Of: | 2016 |
| Pop Est Footnotes: | [1] |
| Population Est: | 613 |
| Population Density Sq Mi: | 17.5 |
| Timezone1: | CST |
| Utc Offset1: | -6 |
| Timezone1 Dst: | CDT |
| Utc Offset1 Dst: | -5 |
| Blank Name: | FIPS code |
| Blank Info: | 17-117-53052 |
| Blank2 Name Sec2: | Wikimedia Commons |
Nilwood Township (T11N R6W) is a township located in Macoupin County, Illinois, United States. Its township hall is located at McVey. In addition to McVey, its boundaries incorporate the towns of Nilwood and Standard City. As of the 2010 census, its population was 637 and it contained 293 housing units.[2]
According to the 2010 census, the township has a total area of, all land.[2]
James Bullough Lansing, founder of audio companies Altec Lansing and JBL, is from Nilwood Township.