Distance between cities › USA › California › Grenada, CA › Distance from Grenada to Post Falls Book Hotels

Distance from Grenada, CA to Post Falls, ID

Distance

621 mi

Time

12 hours 29 mins

Gas Cost

$58 - $113

There are 501.05 miles from Grenada to Post Falls in northeast direction and 621 miles (999.40 kilometers) by car, following the US-97 route.

Grenada and Post Falls are 12 hours 29 mins far apart, if you drive non-stop .

This is the fastest route from Grenada, CA to Post Falls, ID.

Grenada, CA and Post Falls, ID are in the same time zone (PDT). Current time in both locations is 6:57 am.

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Lowest Price Rental Cars in Grenada, CA

Planning on renting a car to go from Grenada, CA to Post Falls, ID? Here there are some offers to rent a car in Grenada, CA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Grenada »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 24.94 gallons of gas to cover the route between Grenada, CA and Post Falls, ID.

The estimated cost of gas to go from Grenada to Post Falls is $81.37.

During the route, an average car will release 488.71 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 Grenada, CA and Post Falls, ID

If you want to meet halfway between Grenada, CA and Post Falls, ID or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.504757 and -120.693757, or 45º 30' 17.1252" N, 120º 41' 37.5252" W. This location is 310.56 miles away from Grenada, CA and Post Falls, ID and it would take approximately 6 hours 14 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Moro, OR, situated 331 miles from Grenada, CA and 290 miles from Post Falls, ID. It would take 7 hours 6 mins to go from Grenada to Moro and 5 hours 24 mins to go from Post Falls to Moro.