| Official Name: | Olive Township, Michigan |
| Settlement Type: | Civil township |
| Pushpin Map: | Michigan#USA |
| Pushpin Label Position: | left |
| Pushpin Label: | Olive Township |
| Pushpin Map Caption: | Location within the state of Michigan##Location within the United States |
| Mapsize: | 250 |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Michigan |
| Subdivision Type2: | County |
| Subdivision Name2: | Clinton |
| Leader Title: | Supervisor |
| Leader Name: | Eric Voisinet |
| Leader Title1: | Clerk |
| Leader Name1: | Sandra June |
| Unit Pref: | Imperial |
| Area Total Km2: | 92.77 |
| Area Land Km2: | 92.28 |
| Area Water Km2: | 0.49 |
| Area Total Sq Mi: | 35.82 |
| Area Land Sq Mi: | 35.63 |
| Area Water Sq Mi: | 0.19 |
| Population As Of: | 2020 |
| Population Total: | 2535 |
| Population Density Sq Mi: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation M: | 244 |
| Elevation Ft: | 801 |
| Coordinates: | 42.8983°N -84.5331°W |
| Postal Code Type: | ZIP code(s) |
| Postal Code: | 48820 (DeWitt) 48848 (Laingsburg) 48879 (St. Johns) |
| Area Code: | 517 |
| Blank Name: | FIPS code |
| Blank Info: | 26-60440[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1626840 |
Olive Township is a civil township of Clinton County in the U.S. state of Michigan. The population was 2,535 at the 2020 census.[2]
According to the U.S. Census Bureau, Olive Township has a total area of 35.82sqmi, of which 35.63sqmi is land and 0.19sqmi (0.53%) is water.[3]
Olive Township is located southeast of the center of Clinton County. U.S. Route 127 crosses the township, with access from exits 86 and 91. The highway leads north to St. Johns, the Clinton County seat, and south to Lansing, the state capital.
As of the census of 2000, there were 2,322 people, 826 households, and 669 families residing in the township. The population density was 65.1sp=usNaNsp=us. There were 844 housing units at an average density of 23.7 per square mile (9.1/km). The racial makeup of the township was 97.29% White, 0.43% African American, 0.65% Native American, 0.60% Asian, 0.30% from other races, and 0.73% from two or more races. Hispanic or Latino of any race were 1.12% of the population.
There were 826 households, out of which 34.6% had children under the age of 18 living with them, 71.8% were married couples living together, 5.7% had a female householder with no husband present, and 18.9% were non-families. 16.2% of all households were made up of individuals, and 6.8% had someone living alone who was 65 years of age or older. The average household size was 2.81 and the average family size was 3.15.
In the township the population was spread out, with 27.5% under the age of 18, 6.2% from 18 to 24, 28.7% from 25 to 44, 26.5% from 45 to 64, and 11.1% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 106.2 males. For every 100 females age 18 and over, there were 101.4 males.
The median income for a household in the township was $58,571, and the median income for a family was $66,579. Males had a median income of $48,606 versus $36,301 for females. The per capita income for the township was $23,253. About 2.4% of families and 4.1% of the population were below the poverty line, including 4.0% of those under age 18 and 10.7% of those age 65 or over.