There are 50.89 miles from Newcastle to Rapid City in northeast direction and 78 miles (125.53 kilometers) by car, following the US-16 route.
Newcastle and Rapid City are 1 hour 29 mins far apart, if you drive non-stop .
This is the fastest route from Newcastle, WY to Rapid City, SD. The halfway point is Custer, SD.
Newcastle, WY and Rapid City, SD are in the same time zone (MDT). Current time in both locations is 12:50 am.
Any questions or tips to share?
Share with fellow travellers any question or tips about the route from Newcastle, WY to Rapid City, SD:
Gas Consumption and Emissions
A car with a fuel efficiency of MPG will need 3.13 gallons of gas to cover the route between Newcastle, WY and Rapid City, SD.
The estimated cost of gas to go from Newcastle to Rapid City is $11.93.
During the route, an average car will release 61.40 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 $3.81 per gallon of regular gas. Price last updated on September 16, 2022.
- Read more about our CO2 calculation.
Best Hotels In or Near Rapid City, SD
Do you have where to stay when you arrive to Rapid City, SD? Check out our hotel recommendations:
Halfway Point Between Newcastle, WY and Rapid City, SD
If you want to meet halfway between Newcastle, WY and Rapid City, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.766941 and -103.601028, or 43º 46' 0.9876" N, 103º 36' 3.7008" W. This location is 39.02 miles away from Newcastle, WY and Rapid City, SD and it would take approximately 44 minutes to reach the halfway point from both locations.
Closest City or Town to Halfway Point
The closest town to the halfway point is Custer, SD, situated 37 miles from Newcastle, WY and 41 miles from Rapid City, SD. It would take 42 minutes to go from Newcastle to Custer and 49 minutes to go from Rapid City to Custer.
Weather in Newcastle and Rapid City
Compare the weather today and the next four days in Newcastle, WY and Rapid City, SD:
Lowest Price Rental Cars in Newcastle, WY
Planning on renting a car to go from Newcastle, WY to Rapid City, SD? Here there are some offers to rent a car in or near Newcastle, WY:
Small
From $14
Intermediate
From $18
Full-size
From $24
SUVs
From $28
Vans
From $40
Compare rental car prices in Newcastle »
Distance conversions
Checkout the distance in miles, kilometers and nautical miles between Newcastle, WY and Rapid City, SD in this table:
Straight line distance | 50.89 mi | 81.89 km | 44.22 nautical mi |
Driving distance | 78 mi | 125.58 km | 67.81 nautical mi |
Road Trip Tips
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There are 50.89 miles from Rapid City to Newcastle in southwest direction and 78 miles (125.53 kilometers) by car, following the US-16 route.
Rapid City and Newcastle are 1 hour 28 mins far apart, if you drive non-stop .
This is the fastest route from Rapid City, SD to Newcastle, WY. The halfway point is Custer, SD.
Rapid City, SD and Newcastle, WY are in the same time zone (MDT). Current time in both locations is 12:51 am.
Any questions or tips to share?
Share with fellow travellers any question or tips about the route from Rapid City, SD to Newcastle, WY:
Gas Consumption and Emissions
A car with a fuel efficiency of MPG will need 3.13 gallons of gas to cover the route between Rapid City, SD and Newcastle, WY.
The estimated cost of gas to go from Rapid City to Newcastle is $11.91.
During the route, an average car will release 61.28 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 $3.81 per gallon of regular gas. Price last updated on September 16, 2022.
- Read more about our CO2 calculation.
Best Hotels In or Near Newcastle, WY
Do you have where to stay when you arrive to Newcastle, WY? Check out our hotel recommendations:
Halfway Point Between Rapid City, SD and Newcastle, WY
If you want to meet halfway between Rapid City, SD and Newcastle, WY or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.766708 and -103.600784, or 43º 46' 0.1488" N, 103º 36' 2.8224" W. This location is 38.94 miles away from Rapid City, SD and Newcastle, WY and it would take approximately 44 minutes to reach the halfway point from both locations.
Closest City or Town to Halfway Point
The closest town to the halfway point is Custer, SD, situated 41 miles from Rapid City, SD and 37 miles from Newcastle, WY. It would take 49 minutes to go from Rapid City to Custer and 42 minutes to go from Newcastle to Custer.
Weather in Rapid City and Newcastle
Compare the weather today and the next four days in Rapid City, SD and Newcastle, WY:
Lowest Price Rental Cars in Rapid City, SD
Planning on renting a car to go from Rapid City, SD to Newcastle, WY? Here there are some offers to rent a car in or near Rapid City, SD:
Small
From $14
Intermediate
From $18
Full-size
From $24
SUVs
From $28
Vans
From $40
Compare rental car prices in Rapid City »
Distance conversions
Checkout the distance in miles, kilometers and nautical miles between Rapid City, SD and Newcastle, WY in this table:
Straight line distance | 50.89 mi | 81.89 km | 44.22 nautical mi |
Driving distance | 78 mi | 125.35 km | 67.68 nautical mi |
Road Trip Tips
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