Merrimack River access points and trip distances, New Hampshire

38 access points (38 public) along 109.7 river miles of the Merrimack River in New Hampshire. Distances are measured along the river on the NHDPlus V2 main-stem flowline, not straight-line. River mile 0 is the farthest-upstream access listed here.

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Trip length (river miles)WithinPaddling speed (mph)

Include upstream trips (flatwater or slow current)

Time estimates use the speed above; 2 mph is a typical relaxed recreational pace with light current. Set your own.

Map

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Dark dots are public access points; brown dots are private, members-only or agency-land access. Tap a dot for its river mile and coordinates.

Access points in river order

River mile	Access	Latitude, longitude	To next (river mi)
0.0	Franklin Public Boat Ramp Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.45009, -71.65531	0.3
0.3	Eastman Falls Hydro Station Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.44629, -71.66018	0.7
1.0	Franklin High - Lower Field Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.43992, -71.65180	6.2
7.2	Merrimack County Boat Launching Facility Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.36354, -71.64671	1.1
8.3	Intervale Road Canoe Access Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.35315, -71.63140	3.9
12.2	Boscawen Town Park Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.31582, -71.61494	3.8
16.0	Riverland Conservation Area Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.29404, -71.58986	0.6
16.6	Penacook St. Boat Ramp About 0.14 mi from the mapped river line. Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.28602, -71.59106	2.0
18.6	Merrimack River Boat Access Facility [Sewalls 1] Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.27050, -71.56444	1.3
19.8	Sewalls Falls Multi-Use Recreation Area [2] Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.25663, -71.55690	3.2
23.0	Merrimack River (East Concord) Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.22960, -71.53809	1.0
23.9	Institute Drive Boat Ramp Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.22280, -71.52464	1.2
25.1	Kiwanis River Front Park Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.20957, -71.52851	8.5
33.6	PSNH Boat Launch Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.13042, -71.46492	0.1
33.7	Exchange Street Site Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.12830, -71.46264	0.2
33.9	Ferry Street Boat Ramp Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.12627, -71.46438	1.4
35.2	Riverside Park near Browns Brook Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.10638, -71.46404	0.5
35.8	Lambert Park Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.09992, -71.46282	7.8
43.6	Amoskeag Canoe Launch Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	43.00379, -71.47121	0.7
44.3	Arms Park Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.99335, -71.46889	0.8
45.1	Stark Landing Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.98225, -71.46750	2.7
47.8	Bedford Scenic Easement Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.94779, -71.46297	5.2
53.0	Depot St./Reeds Ferry Boat Ramp Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.88105, -71.47263	2.9
55.9	Thorntons Ferry Boat Launch Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.84306, -71.48412	4.6
60.5	Greeley Boat Ramp Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.78374, -71.45782	1.8
62.3	Boat ramp (Independence Rowing Club) Mapped in OpenStreetMap, check access locally. Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.76136, -71.44403	18.4
80.7	Merrimack River (Methuen) About 0.11 mi from the mapped river line. Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.70317, -71.21360	0.6
81.3	Merrimack River (Riverside Park) Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.69994, -71.20207	1.4
82.7	Boat ramp near Merrimack River Reservoir Mapped in OpenStreetMap, check access locally. Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.69243, -71.17610	0.4
83.2	Merrimack River (Riley Park) Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.69662, -71.16964	10.8
93.9	Merrimack River near Little River Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.77274, -71.07240	3.0
96.9	Boat ramp near East Meadow River Mapped in OpenStreetMap, check access locally. Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.76848, -71.02942	8.8
105.8	Amesbury Public Boat Launch Mapped in OpenStreetMap, check access locally. Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.83999, -70.92579	0.5
106.2	Boat ramp near Powwow River Mapped in OpenStreetMap, check access locally. About 0.13 mi from the mapped river line. Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.84256, -70.91436	2.2
108.5	Boat ramp near Back River (west ramp) Mapped in OpenStreetMap, check access locally. About 0.10 mi from the mapped river line. Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.82319, -70.88499	0.6
109.1	Merrimack River (Cashman Park) About 0.15 mi from the mapped river line. Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.81698, -70.87781	0.3
109.4	Boat ramp near Back River (east ramp) Mapped in OpenStreetMap, check access locally. Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.81680, -70.87101	0.3
109.7	Boat ramp near Back River (east ramp) Mapped in OpenStreetMap, check access locally. Launch page View in Google Earth (opens in a new tab) Directions (opens in a new tab)	42.81551, -70.86581	end

Data notes: The NHDPlus line for this river has 1 break, so distances across a break may run short. 5 access points are more than 0.1 mi from the mapped line; its river mile is where it meets the line.

Sources: river line and lengths from NHDPlus V2 via EPA WATERS (lengths scaled to each reach's published length); access points from MA Office of Fishing & Boating Access, NH Access Sites to Public Waters, OpenStreetMap contributors (ODbL). Only access points in our launch data are shown, so there may be others. Check access, dams and conditions before you go.

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