About Portsmouth Marina
WE ARE LOCATED ON THE BEAUTIFUL NEW HAMPSHIRE SEA COAST ALONG SAGAMORE CREEK. FROM OUR PROTECTED LOCATION YOU HAVE EASY ACCESS TO THE BACK CHANNEL, LITTLE HARBOR AND THE ATLANTIC OCEAN. We are a privately owned Marina with a launch available to the public. Launch your boat, kayak or SU
Facilities
FoodCOORDINATES
43.05328 N, -70.74421 E
Port Information
Telephone
Berth Sizes
< 10m
Depth at MLW
< 2m
Manoeuvrability
Fair
Channel Marking
Poor
Port of Entry
No
Overseas Visitor Berths
Yes
Dock Type
Floating
Style Stern To
Yes
Tidal Flow
Beware
Active Winter
No
Weather Forecast
Fri
5AM - 9AM
06 February 2026
NE 5–7 knots.
−9 to −4°C
Cloudy
Fri
9AM - 1PM
06 February 2026
- NE 4–7 knots.
- −9 to −3°C
NE 0.8m at 4s period
UV Index: 1 - Low- Cloudy
Fri
1PM - 5PM
06 February 2026
- NE 4 knots.
- −7 to −3°C
- NE 0.8m at 4s period
- UV Index: 0 - Low
- Cloudy