Clarksville, Mercer County, New Jersey should not be confused with Clarksville, Hunterdon County, New Jersey.
| Clarksville, New Jersey | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | USA New Jersey Mercer County#USA New Jersey#USA |
| Pushpin Label Position: | left |
| Pushpin Label: | Clarksville |
| Subdivision Type: | Country |
| Subdivision Name: |  United States |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Mercer |
| Subdivision Type3: | Township |
| Subdivision Name3: | Lawrence |
| Elevation M: | 30 |
| Elevation Ft: | 98 |
| Coordinates: | 40.2964°N -74.6803°W |
| Blank Name: | GNIS feature ID |
| Blank Info: | 875470 |
| Unit Pref: | imperial |
Clarksville is an unincorporated community partially in Lawrence Township, and partially in West Windsor Township, in Mercer County, in the U.S. state of New Jersey.[1] It was historically centered at the intersection of the Trenton-New Brunswick Turnpike, Quakerbridge Road and Province Line Road, and had a blacksmith shop, saloon, store, hotel and school.[2] Today, Clarksville is dominated by several large shopping centers, including the Quaker Bridge Mall.
In October 2019, the Historical Society of West Windsor published an online museum exploring the history of West Windsor, including the history of Clarksville.[3]