Allen Harbor is a working harbor in Harwich Port with one of the town's tidal boat ramps; both the seasonal trailer permit and the July-August one-day permit are honored here.
What to expect
Parking
Paid lot $10/day or $100/season, Memorial Day Saturday to Labor Day Monday
Hours
Harwich beaches close midnight to 6am, and beach lots close 10pm to 6am.
Dogs
Pets are banned from Harwich beaches, landings, and public ponds May 1 through September 15; leashed dogs are fine the rest of the year.
Banned now · back September 15Getting in
Parking
Paid lot
Cost$10/day or $100/season, Memorial Day Saturday to Labor Day MondayStickerTown of Harwich trailer permit
Allen Harbor ramp lot
Details unconfirmed
Allen Harbor ramp lot
Cost$10/day or $100/season, Memorial Day Saturday to Labor Day Monday
all trailers, boats and RVs must vacate between midnight and 4am
Access points along this beach
What's here
Facilities
Dock
marina slips and fuel dock at the adjoining Allen Harbor Marine Service boatyard
Fuel
fuel dock at Allen Harbor Marine Service
Tides & weather
Tide and sun: NOAA astronomy · forecast: NWS, up to 7 days
Show the full year
Average water temperature at Allen Harbor by month, in °F| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|
| Water °F | 40° | 39° | 42° | 49° | 55° | 63° | 69° | 68° | 66° | 60° | 50° | 44° |
|---|
Monthly averages from NOAA, Chatham (2022 to 2024). Today's reading is in the conditions above.
Common questions
Is Allen Harbor in Harwich open today?
Open, no advisory on record in the latest MA DPH posting (updated 2026-09-13). MA DPH is the authority. Check the status the morning you go.
Is there parking at Allen Harbor, and what does it cost?
Paid lot ($10/day or $100/season, Memorial Day Saturday to Labor Day Monday). Allen Harbor ramp lot
What's the water temperature at Allen Harbor?
Water at Allen Harbor averages about 39°F in February and 69°F in July, based on NOAA readings at Chatham from 2022 to 2024. For today's temperature, see the conditions above.
Can you swim at Allen Harbor?
No. Allen Harbor's own access rules say swimming is not permitted here (Memorial Day-Labor Day (lifeguarded window)).
Are dogs allowed at Allen Harbor?
Pets are banned from Harwich beaches, landings, and public ponds May 1 through September 15; leashed dogs are fine the rest of the year.