Hammond
- County:
- Tangipahoa Parish
- County Seat:
- No
- Area (mi²):
- 14.256
- State:
- Louisiana
Hammond is a city located in Tangipahoa Parish, Louisiana. Hammond has a 2026 population of 23,426. Hammond is currently growing at a rate of 4.05% annually and its population has increased by 18.87% since the most recent census, which recorded a population of 19,708 in 2020.