| Official Name: | Pike Township Marion County |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Marion |
| Government Type: | Indiana township |
| Named For: | Zebulon Pike |
| Area Total Km2: | 114.2 |
| Area Land Km2: | 107.6 |
| Area Water Km2: | 6.6 |
| Area Total Sq Mi: | 44.1 |
| Area Land Sq Mi: | 41.5 |
| Area Water Sq Mi: | 2.6 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 83030 |
| Population Density Km2: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation M: | 259 |
| Elevation Ft: | 850 |
| Coordinates: | 39.8711°N -86.2531°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-59742[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0453735[3] |
Pike Township is one of the nine townships of Marion County, Indiana, United States, North America, located in the northwestern portion of the county. The entire township is administratively part of Indianapolis, although a portion of the included town of Clermont lies in the southwest corner. As of the 2020 census, Pike Township had a population of 83,030 living in an area of approximately 107 km² (41.5 mi²).[4] Pike Township was named for Zebulon Pike.[5]
The Metropolitan School District of Pike Township nearly covers the township, but a small area in the south is within the Indianapolis Public Schools system. The private Brebeuf Jesuit Preparatory School is also in this township.
Pike Township is home to Eagle Creek Park and Lafayette Square Mall. The National FFA Organization, Kiwanis International, Dow AgroSciences, Klipsch Audio Technologies, Cheever Racing, and the Indianapolis Colts have their headquarters there. The north junction of I-65 and I-465 is located in this township and while I-74 runs through the southwest corner, there are no exits available from I-74.