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There are no toll roads in Michigan. There are a few toll bridges within Michigan (Mackinac Bridge, Grosse Ile Toll Bridge). Other international toll bridges (Sault Ste. Marie International Bridge, Blue Water Bridge, Ambassador Bridge) and a toll tunnel (Detroit–Windsor Tunnel) connect Michigan with Ontario, Canada.

Michigan toll bridges

Sault Ste. Marie International Bridge

The Sault Ste. Marie International Bridge[1] connects the twin cities of Sault Ste. Marie, Michigan and Sault Ste. Marie, Ontario on the Canadian side of the international border. It is the northern terminus of I-75. Cars, light duty trucks and motorcycles pay $4 U.S rate or $5 Canadian rate. Vehicles with more than 2-axles pay $2 extra per axle.

Mackinac Bridge

The Mackinac Toll Bridge[2] connects St. Ignace on the upper peninsula to the village of Mackinaw City along Interstate 75 in Michigan's lower peninsula. Locally known as the Big Mac and Mighty Mac, the bridge is part of I-75 and the Lakes Michigan and Huron components of the Great Lakes Circle Tours across the straits. Vehicles with 2-axles pay $4 and all other non-passenger vehicles pay $5 per axel.

Grosse Ile Toll Bridge

The Grosse Ile Toll Bridgeref>Grosse Ile Toll Bridge crosses the Detroit River connecting Grosse Ile Township to the mainland in Riverview. Tolls for this bridge vary depending on payment method, with 2-axle cars paying as little as $4 or as much as $7. High four-axle trucks can pay as much as $32 to cross the bridge.

Blue Water Bridge

The Blue Water Bridge[3] links the cities of Port Huron, Michigan and Sarnia, Ontario, including a connection between I-69 and I-94 stateside to Highway 402 in Canada. For the U.S to Canada, 2-axle cars pay $3 and from Canada to the U.S they pay $4. For the U.S to Canada, 4-axle trucks pay $3.25 per axle and from Canada to the U.S they pay $4 per axle.

Ambassador Bridge

The Ambassador Bridge[4] links the cities of Detroit, Michigan with Windsor, Ontario in Canada. It is the busiest international border crossing in North America in terms of trade volume. When traveling from the US to Canada, 2-axle vehicles pay $5 and buses pay $10. When traveling from Canada to the US, 2-axle vehicles pay $6.25 and buses pay $12.5 CAD. If the toll rates for the bridges are not the latest, feel free to suggest the updated toll rates. You can also refer to our toll & trip calculators and the Toll API for the latest toll rates.

Michigan toll tunnels

Detroit–Windsor Tunnel

The Detroit-Windsor Tunnel[5], is a crossing beneath the Detroit River to connect the cities of Detroit and Windsor, Ontario. Drivers pay as much as $6.50 for cars with two axles. Trucks with 4-axles pay $16.

Toll rates for Michigan bridges and tunnels

Vehicles on Mackinac Bridge, Grosse Ile Toll Bridge, Blue Water Bridge, and Detroit–Windsor Tunnel pay tolls based on the number of axles, whether you are paying tolls with discounted toll card or cash and the currency. On Ambassador bridge trucks toll rates also vary based on the gross weight.

Toll Bridge/Tunnel Pay by Toll Card Pay by Cash
Mackinac Bridge $5 USD $5 USD
Blue Water Bridge $3.50 USD $3.50 USD
Sault Ste. Marie International Bridge $4 USD $4 USD
Detroit-Windsor Tunnel $4 USD $4 USD

Alternatively, you could use Michigan Toll Calculator to calculate tolls for cars and other vehicles such as trucks, trailers, buses, RVs and motorcycles for all of the Michigan bridges and tunnels.

How are tolls calculated for trucks in Michigan

Trucks on Mackinac Bridge, Grosse Ile Toll Bridge, Blue Water Bridge, and Detroit–Windsor Tunnel pay tolls based on number of axles. On Ambassador bridge trucks pay tolls based on gross weight.

Michigan Truck Toll Calculator can help you calculate tolls and gas expenses for all truck classes in Michigan. The toll calculator assumes that 2-axle trucks are in Class A, 3-axles and 4-axles trucks in Class B and 5-axles and 6-axles trucks are in Class C. The following table links TollGuru’s Michigan toll calculator calculations for trucks based on axles with calculations based on Ambassador bridge weight class.

TollGuru Vehicle TypeAmbassador Bridge Truck Class
Truck 2-axlesClass A (0 – 36,000 lbs.)
Truck 3-axlesClass B (36,001 lbs. – 54,000 lbs.)
Truck 4-axlesClass B (36,001 lbs. – 54,000 lbs.)
Truck 5-axlesClass C (54,001 lbs. – 145,000 lbs.)
Truck 6-axlesClass C (54,001 lbs. – 145,000 lbs.)

How to pay toll in Michigan

On Michigan toll bridges and tunnels, you can pay tolls using following prepaid tags:

You can also pay tolls by cash in both USD and Canadian dollars.

How to pay missed toll in Michigan

You can pay missed toll at Mackinac Bridge, Grosse Ile Toll Bridge, Blue Water Bridge, and Detroit-Windsor Tunnel by different methods depending upon your tag pass. Refer to how to pay missed toll in Michigan for details on who to contact and how to pay missed tolls for these tolled bridges and tunnels in Michigan.

Michigan bridge and tunnel tolling agencies

The follwoing agencies manage Michigan toll bridges and tunnels. For any questions about toll payment methods or your toll bill please get in touch with the respective agency.

  • Michigan Department of Transportation[6]
  • St. Mary’s River Bridge Company
  • Mackinac Bridge Authority[7]
  • Grosse Ile Bridge Company[8]
  • Detroit-Windsor Tunnel LLC[9]
  • Blue Water Bridge Authority[10]
  • E-ZPass Group[11]

Calculate tolls for Michigan and other states in the US

Calculate routes, tolls and fuel costs for your travel by car, truck, taxi, bus, caravans (with or without a trailer) in Michigan and other states of the US using TollGuru Trip Calculator. It also shows the cheapest, fastest and other optimal routes to your destination along with toll plaza(s) location en route, payment methods and more.

Rideshare, OEM, TMS, fleet companies and other transport businesses can leverage toll intelligence by integrating with the TollGuru Toll API for pre-trip calculation and post-trip reconciliation.

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