Distance between cities › USA › Minnesota › Plummer, MN › Distance from Plummer to Castro Valley Book Hotels

Distance from Plummer, MN to Castro Valley, CA

Distance

1,909 mi

Time

1 day 9 hours

Gas Cost

$178 - $346

There are 1,486.94 miles from Plummer to Castro Valley in southwest direction and 1,909 miles (3,072.24 kilometers) by car, following the I-94 and US-83 route.

Plummer and Castro Valley are 1 day 9 hours far apart, if you drive non-stop .

This is the fastest route from Plummer, MN to Castro Valley, CA.

Please note the time difference between Plummer, MN and Castro Valley, CA is 2 hours. The current time in Plummer is 6:44 am and the current time in Castro Valley is 4:44 am.

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Lowest Price Rental Cars in Plummer, MN

Planning on renting a car to go from Plummer, MN to Castro Valley, CA? Here there are some offers to rent a car in Plummer, MN

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Plummer »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 76.66 gallons of gas to cover the route between Plummer, MN and Castro Valley, CA.

The estimated cost of gas to go from Plummer to Castro Valley is $250.05.

During the route, an average car will release 1,501.83 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Plummer, MN and Castro Valley, CA

If you want to meet halfway between Plummer, MN and Castro Valley, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.661933 and -111.185795, or 45º 39' 42.9588" N, 111º 11' 8.862" W. This location is 954.36 miles away from Plummer, MN and Castro Valley, CA and it would take approximately 16 hours 43 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Gallatin Gateway, MT, situated 888 miles from Plummer, MN and 1,021 miles from Castro Valley, CA. It would take 15 hours 1 min to go from Plummer to Gallatin Gateway and 18 hours 25 mins to go from Castro Valley to Gallatin Gateway.

Major Cities Along the Route

Some major cities along the route include Berkeley, CA, Oakland, CA, Billings, MT, Richmond, CA, Vallejo, CA, Hayward, CA, Reno, NV, Roseville, CA and Fairfield, CA.