| Official Name: | Harlem Township, Delaware County, Ohio |
| Settlement Type: | Township |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Ohio |
| Subdivision Type2: | County |
| Subdivision Name2: | Delaware |
| Unit Pref: | Imperial |
| Area Total Km2: | 68.80 |
| Area Land Km2: | 68.78 |
| Area Water Km2: | 0.02 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 4554 |
| Population Density Km2: | auto |
| Population Density Sq Mi: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Footnotes: | [2] |
| Elevation M: | 312 |
| Elevation Ft: | 1024 |
| Coordinates: | 40.1619°N -82.8033°W |
| Blank Name: | FIPS code |
| Blank Info: | 39-33516[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1086048 |
Harlem Township is one of the eighteen townships of Delaware County, Ohio, United States. The 2020 census reported a population of 4,554 in the township.
Located in the southeastern corner of the county, it borders the following townships:
No municipalities are located in Harlem Township.
Harlem Township was organized in 1810.[4]
It is the only Harlem Township statewide.[5]
The township is governed by a three-member board of trustees, who are elected in November of odd-numbered years to a four-year term beginning on the following January 1. Two are elected in the year after the presidential election and one is elected in the year before it. There is also an elected township fiscal officer,[6] who serves a four-year term beginning on April 1 of the year after the election, which is held in November of the year before the presidential election. Vacancies in the fiscal officership or on the board of trustees are filled by the remaining trustees.
Emergency services in Harlem Township are provided by the Harlem Township Division of Fire. The department is staffed 24/7 with the capability to provide fire/rescue and ALS medical services.