Distance between cities › USA › California › Newcastle, CA › Distance from Newcastle to Eureka Book Hotels

Distance from Newcastle, CA to Eureka, CA

Distance

299 mi

Time

6 hours 9 mins

Gas Cost

$46 - $89

There are 208.77 miles from Newcastle to Eureka in northwest direction and 299 miles (481.19 kilometers) by car, following the CA 299 route.

Newcastle and Eureka are 6 hours 9 mins far apart, if you drive non-stop .

This is the fastest route from Newcastle, CA to Eureka, CA. The halfway point is Witter Springs, CA.

Newcastle, CA and Eureka, CA are in the same time zone (PDT). Current time in both locations is 9:03 pm.

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Lowest Price Rental Cars in Newcastle, CA

Planning on renting a car to go from Newcastle, CA to Eureka, CA? Here there are some offers to rent a car in Newcastle, CA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Newcastle »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 12.03 gallons of gas to cover the route between Newcastle, CA and Eureka, CA.

The estimated cost of gas to go from Newcastle to Eureka is $64.17.

During the route, an average car will release 235.60 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 $5.34 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Newcastle, CA and Eureka, CA

If you want to meet halfway between Newcastle, CA and Eureka, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.164959 and -123.003555, or 39º 9' 53.8524" N, 123º 0' 12.798" W. This location is 149.71 miles away from Newcastle, CA and Eureka, CA and it would take approximately 3 hours 4 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Witter Springs, CA, situated 149 miles from Newcastle, CA and 170 miles from Eureka, CA. It would take 2 hours 44 mins to go from Newcastle to Witter Springs and 3 hours 5 mins to go from Eureka to Witter Springs.