How far is Gregory, SD from Rapid City, SD?
Distance by Flight
Shortest distance between Gregory and Rapid City is 198.8 miles (319.94 km).
Flight distance from Gregory, SD to Rapid City, SD is 198.8 miles. Estimated flight time is 00 hours 29 minutes.
It takes 00 hours 26 minutes to travel from Gregory to Rapid City with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Gregory, South Dakota to Rapid City, South Dakota is: 241.94 miles (389.37 km) by car.
Driving from Gregory to Rapid City will take approximately 03 hours 47 minutes.
#1 Gregory
City in Gregory County, South Dakota, United States
| Population | 1250 |
|---|---|
| GPS Coordinates | 43°13'56"N 99°25'49"W |
| Latitude | 43.2322200 |
| Longitude | -99.4303800 |
| Altitude | 661 |
| Country | United States |
#2 Rapid City
The second most populous city in South Dakota. It is located in the Black Hills in western South Dakota. Rapid City is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Rushmore National Memorial and the Mount Rushmore Visitor Center.
| Population | 77503 |
|---|---|
| GPS Coordinates | 44°4'50"N 103°13'52"W |
| Latitude | 44.0805400 |
| Longitude | -103.2310100 |
| Altitude | 988 |
| Country | United States |
Ending point in Rapid City: Mount Rushmore Road (-103.231059,44.080547)
Estimated Travel Time Between Gregory and Rapid City
The distance between Gregory and Rapid City is 389 km if you choose to drive by road. You can go 04 hours 19 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
Please keep in mind that there is a 1 hour time gap between Gregory, SD and Rapid City, SD. The current time in Gregory is 20:06:03, although it is 19:06:03 in Rapid City.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 08 hours 03 minutes |
| 40 mph (64.37 km/h) | 06 hours 02 minutes |
| 50 mph (80.47 km/h) | 04 hours 50 minutes |
| 60 mph (96.56 km/h) | 04 hours 01 minutes |
| 70 mph (112.65 km/h) | 03 hours 27 minutes |
| 75 mph (120.7 km/h) | 03 hours 13 minutes |
| 80 mph (128.75 km/h) | 03 hours 01 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 32.32 liters (8.54 gallon) of gas to cover the route between Gregory and Rapid City.
The estimated cost of gas to go from Gregory to Rapid City is $30.12 (diesel $40.28).
South Dakota gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.53 | $3.72 | $4.2 | $4.72 |
| Total | $30.12 | $31.73 | $35.86 | $40.28 |
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price (in South Dakota ) per gallon of daily gas for calculations is $3.528 (Diesel $4.718) /gallon. Last changed prices on April 18, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Gregory and Rapid City (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
