# List of crossings of the Merrimack River

This is a list of bridges and other crossings of the Merrimack River from its mouth in the Gulf of Maine at Newburyport, Massachusetts, upstream to its source at the merger of two rivers in Franklin, New Hampshire. Some pedestrian bridges and abandoned bridges are also listed.

## Crossings

| Crossing | Carries | Location | Built | Coordinates | References |
| Massachusetts ||||||
| Gillis Memorial Bridge | US 1 / Route 1A | Newburyport and Salisbury | | 42°48′57.89″N 70°52′24.29″W﻿ / ﻿42.8160806°N 70.8734139°W﻿ / 42.8160806; -70.8734139﻿ (Newburyport Turnpike Bridge) | |
| Newburyport Railroad Bridge | Newburyport Railroad | Newburyport and Salisbury | | 42°48′57.40″N 70°52′22.27″W﻿ / ﻿42.8159444°N 70.8728528°W﻿ / 42.8159444; -70.8728528﻿ (Newburyport Railroad Bridge) | |
| Chain Bridge | Spofford Street (south bank to Deer Island) | Newburyport and Amesbury | | 42°50′1.19″N 70°54′24.53″W﻿ / ﻿42.8336639°N 70.9068139°W﻿ / 42.8336639; -70.9068139﻿ (Chain Bridge) | |
| Derek S. Hines Memorial Bridge | Spofford Street (north bank to Deer Island) | Newburyport and Amesbury | | 42°50′7.53″N 70°54′26.97″W﻿ / ﻿42.8354250°N 70.9074917°W﻿ / 42.8354250; -70.9074917﻿ (Derek S. Hines Memorial Bridge) | |
| John Greenleaf Whittier Bridge | I-95 | Newburyport and Amesbury | 2019 (Replaces bridge built in 1951) | 42°50′4.12″N 70°54′42.24″W﻿ / ﻿42.8344778°N 70.9117333°W﻿ / 42.8344778; -70.9117333﻿ (John Greenleaf Whittier Bridge) | |
| Rocks Village Bridge | East Main Street | Haverhill and West Newbury | | 42°48′38.54″N 70°59′59.69″W﻿ / ﻿42.8107056°N 70.9999139°W﻿ / 42.8107056; -70.9999139﻿ (East Main Street Bridge) | |
| Bates Bridge | Groveland Street | Haverhill and Groveland | | 42°45′49.88″N 71°2′2.92″W﻿ / ﻿42.7638556°N 71.0341444°W﻿ / 42.7638556; -71.0341444﻿ (Bates Bridge) | |
| Basiliere Bridge | Route 125 (Main Street / South Main Street) | Haverhill | | 42°46′25.43″N 71°4′34.46″W﻿ / ﻿42.7737306°N 71.0762389°W﻿ / 42.7737306; -71.0762389﻿ (Basiliere Bridge) | |
| | MBTA Commuter Rail: Haverhill Line | Haverhill | | 42°46′16″N 71°05′10″W﻿ / ﻿42.77099°N 71.08621°W﻿ / 42.77099; -71.08621﻿ (Haverhill Line bridge) | |
| Joseph C. Comeau Bridge | Railroad Avenue | Haverhill | | 42°46′14.08″N 71°5′13.03″W﻿ / ﻿42.7705778°N 71.0869528°W﻿ / 42.7705778; -71.0869528﻿ (Comeau Bridge) | |
| Antonio Franciosa Memorial Bridge | I-495 | Haverhill | | 42°45′15.98″N 71°7′38.37″W﻿ / ﻿42.7544389°N 71.1273250°W﻿ / 42.7544389; -71.1273250﻿ (Franciosa Bridge) | |
| O'Reilly Memorial Bridge | I-495 | Lawrence and North Andover | | 42°42′23.93″N 71°8′18.78″W﻿ / ﻿42.7066472°N 71.1385500°W﻿ / 42.7066472; -71.1385500﻿ (I-495 Bridge, Lawrence) | |
| Duck Bridge | South Union Street | Lawrence | | 42°42′15.51″N 71°9′12.14″W﻿ / ﻿42.7043083°N 71.1533722°W﻿ / 42.7043083; -71.1533722﻿ (South Union Street Bridge) | |
| Joseph W. Casey Bridge | Parker Street | Lawrence | | 42°42′12.77″N 71°9′37.34″W﻿ / ﻿42.7035472°N 71.1603722°W﻿ / 42.7035472; -71.1603722﻿ (Parker Street Bridge) | |
| E.F. O'Leary Bridge | Route 28 (Broadway) | Lawrence | | 42°42′4.32″N 71°9′55.93″W﻿ / ﻿42.7012000°N 71.1655361°W﻿ / 42.7012000; -71.1655361﻿ (E.F. O'Leary Bridge) | |
| Merrimack-Methuen Bridge | I-93 | Lawrence | Methuen and Andover | 42°42′1.82″N 71°12′35.27″W﻿ / ﻿42.7005056°N 71.2097972°W﻿ / 42.7005056; -71.2097972﻿ (Interstate 93 Bridge, Methuen) | |
| Hunts Falls Bridge | Route 38 | Lowell | 1959 | 42°38′48.76″N 71°17′57.39″W﻿ / ﻿42.6468778°N 71.2992750°W﻿ / 42.6468778; -71.2992750﻿ (Hunts Falls Bridge) | |
| John E. Cox Memorial Bridge | Bridge Street | Lowell | 1937 (Crossing dates to 1830s) | 42°38′53.30″N 71°18′18.55″W﻿ / ﻿42.6481389°N 71.3051528°W﻿ / 42.6481389; -71.3051528﻿ (John E. Cox Bridge) | |
| Ouellette Memorial Bridge | Aiken Street / Aiken Avenue | Lowell | 1883 | 42°39′17.01″N 71°18′55.51″W﻿ / ﻿42.6547250°N 71.3154194°W﻿ / 42.6547250; -71.3154194﻿ (Ouellette Bridge) | |
| Richard P. Howe Bridge | University Avenue | Lowell | 2013 | 42°39′5.76″N 71°19′29.14″W﻿ / ﻿42.6516000°N 71.3247611°W﻿ / 42.6516000; -71.3247611﻿ (Unnamed Bridge) | |
| O'Donnell Bridge | School Street / Mammoth Rd | Lowell | 2005 (Rebuilt from a bridge built in 1917, crossing dates to 1792) | 42°38′58.36″N 71°19′49.98″W﻿ / ﻿42.6495444°N 71.3305500°W﻿ / 42.6495444; -71.3305500﻿ (O'Donnell Bridge) | |
| Rourke Bridge | Wood Street | Lowell | 1983 | 42°38′18.58″N 71°21′24.31″W﻿ / ﻿42.6384944°N 71.3567528°W﻿ / 42.6384944; -71.3567528﻿ (Rourke Bridge) | The bridge is a "temporary" structure, but it might be replaced by a permanent structure soon. |
| Tyngsborough Bridge | Route 3A / Route 113 | Tyngsborough | 1932, Rebuilt 1975 | 42°40′33.66″N 71°25′16.33″W﻿ / ﻿42.6760167°N 71.4212028°W﻿ / 42.6760167; -71.4212028﻿ (Tyngsboro Bridge) | |
| New Hampshire ||||||
| Sagamore Bridge | Circumferential Highway | Nashua and Hudson | 1973 (twinned in 2000) | 42°43′27″N 71°26′17″W﻿ / ﻿42.72417°N 71.43806°W﻿ / 42.72417; -71.43806﻿ (Circumferential Highway) | |
| WN&R / B&M RR Bridge | | Nashua and Hudson | 1847 | 42°45′29″N 71°44′26″W﻿ / ﻿42.75806°N 71.74056°W﻿ / 42.75806; -71.74056﻿ (B&M RR Bridge) | WN&R Railroad - Abutments remain |
| Taylor Falls Bridge | NH 111 | Nashua and Hudson | 1970 (Taylor Falls/eastbound span) & 1973 (Veterans Memorial/westbound span) | 42°45′48″N 71°26′37″W﻿ / ﻿42.76333°N 71.44361°W﻿ / 42.76333; -71.44361﻿ (Taylor Falls Bridge) | |
| Pearl Harbor Memorial Bridge | Manchester Airport Access Road (Raymond Wieczorek Drive) | Bedford and Manchester | 2011 | 42°54′48″N 71°27′11″W﻿ / ﻿42.91333°N 71.45306°W﻿ / 42.91333; -71.45306﻿ (Manchester Airport Access Road) | |
| Queen City Bridge | US 3 | Manchester | 1923 | 42°58′27″N 71°28′19″W﻿ / ﻿42.97417°N 71.47194°W﻿ / 42.97417; -71.47194﻿ (Queen City Bridge) | |
| Granite Street Bridge | | Manchester | 1981 | 42°59′7″N 71°28′11″W﻿ / ﻿42.98528°N 71.46972°W﻿ / 42.98528; -71.46972﻿ (Granite Street Bridge) | |
| Notre Dame Bridge | | Manchester | 1988 (twinned in 1990) | 42°59′39″N 71°28′10″W﻿ / ﻿42.99417°N 71.46944°W﻿ / 42.99417; -71.46944﻿ (Notre Dame Bridge/West Bridge) | |
| Amoskeag Memorial Bridge | | Manchester | 1970 | 43°0′13″N 71°28′11″W﻿ / ﻿43.00361°N 71.46972°W﻿ / 43.00361; -71.46972﻿ (Amoskeag Bridge) | |
| Main Street Bridge | | Hooksett | 1976 | 43°5′44″N 71°27′52″W﻿ / ﻿43.09556°N 71.46444°W﻿ / 43.09556; -71.46444﻿ (Main Street Bridge) | |
| Korea Veterans Memorial Bridge | US 3 | Concord | 1998 | 43°11′35″N 71°31′26″W﻿ / ﻿43.19306°N 71.52389°W﻿ / 43.19306; -71.52389﻿ (Korea Veterans Memorial Bridge) | |
| World War II Veterans Memorial Bridge | NH 9 | Concord | 1966 | 43°12′32″N 71°31′50″W﻿ / ﻿43.20889°N 71.53056°W﻿ / 43.20889; -71.53056﻿ (World War II Veterans Memorial Bridge) | |
| Vietnam & Gulf War Veterans Memorial Bridge | I-393 / US 4 / US 202 | Concord | 1978 | 43°13′10″N 71°31′23″W﻿ / ﻿43.21944°N 71.52306°W﻿ / 43.21944; -71.52306﻿ (Vietnam & Gulf War Veterans Memorial Bridge) | |
| Sewalls Falls Road Bridge | | Concord | 1915 | 43°16′16″N 71°33′53″W﻿ / ﻿43.27111°N 71.56472°W﻿ / 43.27111; -71.56472﻿ (Sewalls Falls Road bridge) | |
| New Hampshire Veterans Memorial Bridge | US 4 | Penacook | 2005 | 43°17′24″N 71°35′15.43″W﻿ / ﻿43.29000°N 71.5876194°W﻿ / 43.29000; -71.5876194﻿ (US 4 bridge) | |
| Boscawen-Canterbury Bridge | Boscawen and Canterbury | | 1907 | 43°19′3.32″N 71°37′5″W﻿ / ﻿43.3175889°N 71.61806°W﻿ / 43.3175889; -71.61806﻿ (Old Canterbury Road bridge) | Bridge removed in 2014 |
River source at confluence of the Pemigewasset and Winnipesaukee rivers in Franklin, New Hampshire, at 43°26′12″N 71°38′54″W﻿ / ﻿43.43667°N 71.64833°W﻿ / 43.43667; -71.64833﻿ (source/confluence).
* An italicized entry in the "name" column means that the real name is missing.