# List of New Brunswick provincial highways

This is a list of numbered provincial highways in the Canadian province of New Brunswick. These provincial highways are maintained by the Department of Transportation and Infrastructure in New Brunswick. For a list of formerly-numbered highways, see List of former New Brunswick provincial highways.

## Arterial highways

Marked by green signs, these highways are the primary routes in the system, and Routes 1, 2, 7, 8, 11, 15, 16 and 95 are all expressways or freeways for part or all of their length. The speed limit generally ranges from 80 to 110 km/h (50 to 68 mph), with the highest limits on four-lane freeway sections.
| Route | Length (km) | Length (mi) | Southern / western terminus | Northern / eastern terminus |
| Route 1 | 237 | 147 | International Avenue to US 1 in Calais | Route 2 (TCH) in River Glade |
| Route 2 (TCH) | 514 | 319 | A-85 (TCH) near Edmundston | Hwy 104 (TCH) near Fort Lawrence |
| Route 3 | 93.9 | 58.3 | Route 170 in St. Stephen | Route 102 in Longs Creek |
| Route 4 | 28.3 | 17.6 | SR 6 at the Vanceboro–St. Croix Border Crossing | Route 3 in Thomaston Corner |
| Route 7 | 96.6 | 60.0 | Route 101 in Fredericton | Route 1 near Saint John |
| Route 8 | 257 | 160 | Route 2 (TCH) near Fredericton | Route 11 near Bathurst |
| Route 10 | 144 | 89 | Route 8 in Fredericton | Route 1 in Sussex |
| Route 11 | 440.4 | 273.7 | Route 2 (TCH) / Route 15 near Shediac | R-132 near Matapédia |
| Route 15 | 78.7 | 48.9 | Route 106 / Route 114 in Riverview | Route 16 (TCH) / Route 970 near Strait Shores |
| Route 16 (TCH) | 56.1 | 34.9 | Route 2 (TCH) in Aulac | Route 1 (TCH) on the Confederation Bridge |
| Route 17 | 145 | 90 | Route 2 (TCH) in Saint-Léonard | Route 11 in Glencoe |
| Route 95 | 14.5 | 9.0 | I-95 at the Houlton–Woodstock Border Crossing | Route 2 (TCH) / Route 103 in Woodstock |

## Collector highways

Marked by blue signs, these secondary highways are sometimes the old alignments of primary highways or connector routes between towns or to and from primary highways. The speed limit is generally 80 km/h (50 mph).

## Local highways

Marked by black signs, these are the tertiary routes that fill out the highway network and connect small communities and areas to more important highways. The speed limit is generally 80 km/h (50 mph) or lower depending on road design standards.

## Other highways

The following roads are designated provincial highways by the New Brunswick Department of Transportation, but have no signed numerical designation:
* Deer Island Point Road - Route from Deer Island (New Brunswick) that connects Route 772 to Route 774 on Campobello Island via Cummings Cove to Welshpool Ferry and also from Deer Island (New Brunswick) New Brunswick Route 772 to Maine State Route 190 in Eastport, Maine via Cummings Cove to Eastport Ferry.
* Gunningsville Bridge and approaches, Moncton to Riverview (2.2 km)
* Palmer Brook Connector (1.6 km): Connector from Route 100 to Route 1 east of Quispamsis, and former alignment of Route 1.
* Prospect Street Extension, Fredericton (2.7 km): A former alignment of Route 2 from Hanwell Road (Route 640) to Woodstock Road (Route 102).
* Rue Principale, Tracadie-Sheila (7.4 km): A former alignment of Route 11.
* Vanier Boulevard, Bathurst (1.7 km): A continuation of Route 180 from Route 11 to St. Peter Boulevard (Route 134).
* Westmorland Street Bridge, Fredericton (1.6 km)