
Remsenburg-Speonk
- County:
- Suffolk County
- County Seat:
- No
- Area (mi²):
- 3.599
- State:
- New York
Remsenburg-Speonk is a CDP located in Suffolk County, New York. Remsenburg-Speonk has a 2025 population of 1,505. Remsenburg-Speonk is currently declining at a rate of -4.75% annually and its population has decreased by -13.9% since the most recent census, which recorded a population of 1,748 in 2020.
The average household income in Remsenburg-Speonk is $262,314 with a poverty rate of 8.85%. The median age in Remsenburg-Speonk is 50.8 years: 53.9 years for males, and 49.7 years for females.