Traveling from Gregory to Pierre covers 118.4 miles across the Great Plains, making for a straightforward journey that typically takes about 2 hours and 36 minutes. Because this is a relatively short distance, you can easily complete the entire trip in a single day without needing an overnight stay. Expect to spend roughly $18 on fuel for the trek, depending on your vehicle's efficiency. You will navigate a mix of local roads and major thoroughfares, specifically 307th Avenue, US Highway 18, and US Highway 83. Whether you are heading north for business or personal travel, this route provides a direct link between these two South Dakota communities.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Break Rhythm
1 planned break
A short stop every 2 to 3 hours is enough for this drive.
Midpoint
59.2 miles from Gregory, SD
A natural place for your longest stop of the day
, about 1h 27m into the drive
.
Main Roads
Road
Distance
Duration
307th Avenue
35.8 mi
51m
US Highway 18
34.4 mi
51m
US Highway 83
30.7 mi
34m
I 90
12.8 mi
12m
South 1st Street
1 mi
1m
West Sioux Avenue
0.9 mi
1m
North Deadwood Street
0.7 mi
<1m
North Highway 83
0.5 mi
<1m
Longest stretch:
307th Avenue
— 35.8 mi, about 51m
Turn-by-Turn Driving Directions
Step-by-step road directions between Gregory, SD and Pierre, SD.
1
Start on East 6th Street
0.2 mi·1 min·East 6th Street
2
At end of road, turn left onto SD 47
0.4 mi·43 sec·Park Avenue
3
Turn right onto US 18
34 mi·51 min·US Highway 18
4
Turn right onto US 183; SD 44; SD 53
36 mi·51 min·307th Avenue
5
Take the ramp
0.3 mi·44 sec
6
Merge onto I 90
13 mi·12 min·I 90
7
Take the exit
0.4 mi·48 sec
Toward US 83 North, SD 53: Pierre State Capitol, Fort Pierre
8
Keep slight left at fork
322 ft·8 sec
9
Turn right onto US 83
31 mi·34 min·US Highway 83
10
Continue on US 83; SD 1806
1.0 mi·1 min·South 1st Street
11
Continue on US 83; SD 1806
0.7 mi·47 sec·North Deadwood Street
12
Continue on US 14; US 83; SD 34
0.5 mi·33 sec·North Highway 83
13
Continue on US 14; US 83; SD 34
0.9 mi·1 min·West Sioux Avenue
14
Turn left onto SD 1889
0.2 mi·24 sec·South Pierre Street
15
Arrive at destination
SD 1889
Trip Plan
Since you are only looking at a drive of under three hours, you have plenty of flexibility regarding your departure time. Planning for one scheduled stop will help you break up the 118.4-mile trip comfortably, especially if you want to avoid driver fatigue. Keep an eye on your fuel gauge before leaving Gregory, as the $18 estimated cost is based on current averages and can fluctuate depending on your specific vehicle. Given that the longest stretch is over 35 miles, try to time your breaks strategically to coincide with the transition between 307th Avenue and the major US highways. Taking advantage of the route's short duration allows you to arrive in Pierre with plenty of time to spare for your afternoon or evening plans.
Morning Departure
Leave by 9 AM and you'll arrive before lunch.
Evening Departure
Even a 4 PM departure gets you there before dark in summer.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 59.2 miles from Gregory, SD, or about 1h 27m into the drive.
The longest continuous stretch on this route runs about 35.8 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 26 miles or 39m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 59.2 miles or 1h 27m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 2h 12m
Traffic, exits, and arrival timing usually matter more near Pierre, SD than in the middle of the route.
Before You Leave
+
Open the route before leaving Gregory, SD so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Gregory, SD
This is one driving day of about 118.4 miles and 2h 36m.
Your first comfortable stop window is around 26 miles from Gregory, SD.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on 307th Avenue for about 35.8 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 9
5 decision points cluster between mile 0.2 and 84 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
0.2 mi into trip|~1m in|SD 47 / Park Avenue
At end of road, turn left onto SD 47 / Park Avenue
Navigation decision point
4
0.6 mi into trip|~1m in|US 18 / US Highway 18
Turn right onto US 18 / US Highway 18
Navigation decision point
4
35 mi into trip|~52m in|US 183; SD 44; SD 53 / 307th Avenue
Turn right onto US 183; SD 44; SD 53 / 307th Avenue
Navigation decision point
4
70.8 mi into trip|~1h 44m in
Take the ramp
Navigation decision point
5
84 mi into trip|~1h 56m in
Take the exit toward US 83 North, SD 53: Pierre State Capitol, Fort Pierre
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Toward US 83 North, SD 53: Pierre State Capitol...
Fuel & Cost
Regular Gas
$18.51 one way
$37.02 round trip
$3.97/gal25.4 MPG avg41 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.36
$20.32
$40.65
premium
$4.89
$22.79
$45.57
diesel
$5.61
$26.14
$52.28
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$19
Meals
$25–$50
Total
$44–$69
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 41.4 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $12 in charging
· 0 stops
· 66% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
35.5
0
$12.43
$5.68
Efficient EV
29.6
0
$10.36
$4.74
EV Truck/SUV
47.4
0
$16.58
$7.58
Gas CO2
41 kg
EV CO2
14 kg (66% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Apr 15, 2026
Origin
Gregory, SD
Night
in Gregory on Saturday
Local time
9:44 PM
CDT
Current temp
47°F
Unavailable
Live forecast
Destination
Pierre, SD
Night
in Pierre on Saturday
Local time
9:44 PM
CDT
Current temp
77°F
Unavailable
Live forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
30 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
2h 36m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
More Details
What kind of drive is this?
This highway-focused drive balances local transit with longer stretches of open road. About 66% of your journey will take place on highways, providing a consistent pace as you transition between the segments. You should be prepared for a 35.8-mile stretch on 307th Avenue, which stands as the longest uninterrupted portion of the trip. The road personality shifts from smaller local avenues to the wider, more established US Highway 18 and US Highway 83 corridors. Staying alert is key, as the character of the road changes noticeably when you move from the initial local road segments onto the primary highway system.
66% highway — fuel and pacing are the main things to plan.
15 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 35.8 mi on 307th Avenue.
How Hard Is This Drive?
3/10
This is a straightforward highway drive that stays mostly on 307th Avenue and US Highway 18. There are only a few real navigation decisions along the way. The trickiest moment comes around 0.2 miles in near SD 47 / Park Avenue.
Driving Effort3/10
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
This is a straightforward 2h 36m drive. You will face about 9 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
The main spots that need attention: at 0.2 miles (SD 47 / Park Avenue): Navigation decision point; at 0.6 miles (US 18 / US Highway 18): Navigation decision point; at 35 miles (US 183; SD 44; SD 53 / 307th Avenue): Navigation decision point.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Gregory, SD to Pierre, SD, road signs begin pointing toward Fort Pierre along the way.
Fort Pierre
84 mi in|~1h 56m
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 2h 36m. Total distance: 118.4 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
The longest stretch is about 35.8 miles on 307th Avenue. The full list of main roads is in the Roads section above.
Yes, with realistic expectations. Build in a stop roughly every 2 hours, have snacks and activities ready, and check the Nearby Places tabs for kid-friendly stops along the way.
Mostly yes along the main roads, but rural stretches through SD can have sparse or no coverage. Before you leave, download offline Google Maps or Apple Maps for the route, and consider downloading music or podcasts instead of streaming. If you depend on data for navigation, keep a paper backup of the turn-by-turn directions.
The main spots that need attention: at 0.2 miles (SD 47 / Park Avenue): Navigation decision point; at 0.6 miles (US 18 / US Highway 18): Navigation decision point; at 35 miles (US 183; SD 44; SD 53 / 307th Avenue): Navigation decision point.
Yes. A round trip is manageable in a single day if you plan a break at Pierre, SD before heading back.
