How far is Box Elder, SD from Gregory, SD?

The driving distance from Box Elder, SD to Gregory, SD is about 231.4 miles (372.4 km), with a travel time of about 04h 16m by car.

  • The straight-line flight distance is about 191.7 miles (308.5 km).
  • For a round trip, plan for roughly 08h 33m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM MDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
231.42 mi
04h 16m
Flight
191.69 mi
308.49 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Box Elder.

Flight Distance

Direct air line
191.69 mi
Kilometers
308.49 km
Flight Time
00h 23m

Driving Distance

Road route
231.42 mi
Kilometers
372.43 km
Drive Time
04h 16m

Gas Cost Calculator

Leave and Arrive Planner

Pick a departure time to see your estimated arrival and same-day return window.

Drive time stays fixed at 04h 16m.

Arrival Snapshot
Arrive in Gregory
Wed, Apr 15, 1:07 PM CDT
Return by in Box Elder
Wed, Apr 15, 4:24 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Box Elder
2026-04-15T07:50
Arrive Gregory
Wed, Apr 15, 12:07 PM MDT
Route Timing
04h 16m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
11:17 AM to 1:17 PM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
8:26 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Box Elder
9:00 PM MDT
Early departure recommended

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Okaton
SD

Township in Jones County, South Dakota

From Box Elder
115.5 mi
02h 08m
To Gregory
115.9 mi
02h 08m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
66°F
Wednesday

Mostly Sunny then Slight Chance Rain Showers

Starts
Wed, Apr 15 6:00 AM MDT
Wind
7 to 14 mph NW
Destination
73°F
Today

Mostly Sunny

Starts
Wed, Apr 15 7:00 AM CDT
Wind
5 to 10 mph SSW

Driving Route Map

The map below follows the saved road route between Box Elder and Gregory.

Turn-by-Turn Driving Directions

Step-by-step road directions between Box Elder and Gregory.

  1. 1

    Start on Front Street

    29 m · 10 sec · Front Street

  2. 2

    Turn left onto Oak Street

    111 m · 18 sec · Oak Street

  3. 3

    Turn right onto Highway 1416

    1.4 km · 2 min · Highway 1416

  4. 4

    Turn left onto Liberty Boulevard

    1194 ft · 26 sec · Liberty Boulevard

  5. 5

    Take the ramp right

    2522 ft · 1 min

  6. 6

    Merge slight left

    158.8 mi · 2 hr 29 min

  7. 7

    Take the exit slight right toward US 183: Winner

    1702 ft · 43 sec

  8. 8

    Turn right

    35.7 mi · 51 min

  9. 9

    At the end of the road, turn left onto 277th Street

    34.4 mi · 51 min · 277th Street

  10. 10

    Turn left onto Park Avenue

    1982 ft · 42 sec · Park Avenue

  11. 11

    Turn right onto West 6th Street

    1291 ft · 57 sec · West 6th Street

  12. 12

    Arrive at your destination

    0 m · 1 sec · East 6th Street

Car Route Details

A richer read on the saved driving route between Box Elder and Gregory.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
12 steps
7 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
5.2 / 100 mi
Decision points by distance
Main Roads
Liberty Boulevard
159 mi · 69%
277th Street
34.4 mi · 15%
Highway 1416
0.87 mi
Park Avenue
0.38 mi
US 183
0.32 mi
West 6th Street
0.24 mi
Longest Stretch

Liberty Boulevard

Merge slight left

159 mi · 02h 29m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
04h 16m
Long day trip
Same-Day Return
08h 34m
Round-trip wheel time
Road vs Air
+39.7 mi
191.7 mi direct line
Halfway Stop
Okaton
02h 08m from Box Elder
Leave By
8:26 AM MDT
Early departure recommended
Weather Watch

Mostly Sunny then Slight Chance Rain Showers leaving Box Elder and Mostly Sunny near Gregory.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Box Elder to Gregory?

The road trip is about 231.4 miles (372.4 km) and usually takes 04h 16m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Okaton is a useful midpoint, sitting about 115.5 miles from Box Elder and 115.9 miles from Gregory.

How much longer is the road route than the straight-line distance?

The direct path is about 191.7 miles (308.5 km), while the road route adds roughly 39.7 extra miles because roads do not follow the straight air line.

When is the best time to leave for this route?

A good departure window is usually 6:00 AM to 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 8:26 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $30.81 one way or $61.62 round trip. Estimated CO2 is about 72.6 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Box Elder and Gregory, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Mostly Sunny then Slight Chance Rain Showers around Box Elder and Mostly Sunny near Gregory.

Flight Path Map

This map shows the direct air route between Box Elder and Gregory. Straight-line distance: 191.69 mi (308.49 km).

Box Elder

#1 Box Elder

City in Pennington County, South Dakota, United States

Population7,165
Coordinates44.1124900, -103.0682300
Altitude925
CountryUnited States
Gregory

#2 Gregory

City in Gregory County, South Dakota, United States

Population1,250
Coordinates43.2322200, -99.4303800
Altitude661
CountryUnited States
Start: Box Elder (-103.06823, 44.11249)
End: Gregory (-99.43038, 43.23222)

Estimated Travel Time

Distance: 372 km by road

SpeedTime
30 mph (48.3 km/h)07h 42m
40 mph (64.37 km/h)05h 47m
50 mph (80.47 km/h)04h 37m
60 mph (96.56 km/h)03h 51m
70 mph (112.65 km/h)03h 18m
80 mph (129 km/h)02h 53m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
8.17 gal
30.91 L · about $30.81
Round trip
$61.62
16.34 gal · 61.82 L
Estimated CO2
72.6 kg one way
Round trip: 145.2 kg / 320 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $30.81 $61.62
Mid-grade $4.25 $34.75 $69.49
Premium $4.65 $38.02 $76.05
Diesel $5.30 $43.33 $86.67

Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.

Prices in South Dakota · Apr 15, 2026

Please keep in mind that there is a 1 hour time gap between Box Elder, SD and Gregory, SD. The current time in Box Elder is 07:50:34, although it is 08:50:34 in Gregory.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.