Secaucus
- County:
- Hudson County
- County Seat:
- No
- Area (mi²):
- 5.826
- State:
- New Jersey
Secaucus is a town located in Hudson County, New Jersey. Secaucus has a 2026 population of 22,710. Secaucus is currently growing at a rate of 5.77% annually and its population has increased by 3.05% since the most recent census, which recorded a population of 22,038 in 2020.