Origin
Madison, SD
Evening in Madison on Sunday
Local time
6:05 PM
CDT
Current temp
38°F
Unavailable
Live forecast
Trip from Madison, SD to Fort Thompson, SD
Drive Time
2h 44m
Distance
117.8 mi
190 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$18
one way
EV Charging
Loading...
station data
Best Time to Leave
4 AM
2h 34m
★
6 AM
2h 44m
8 AM
3h 6m
10 AM
2h 52m
12 PM
2h 50m
3 PM
2h 53m
5 PM
3h 5m
8 PM
2h 38m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Madison, SD
Mike Norris
Fort Thompson, SD
Esteban Carriazo
Trip Overview
If you are looking to traverse South Dakota’s Great Plains, the 117.8-mile journey from Madison to Fort Thompson is a straightforward trek that typically takes about 2 hours and 44 minutes. This drive is perfectly suited for a single-day trip, allowing you to reach your destination without the need for an overnight stay. You can expect to spend approximately $18 on fuel, making it an affordable excursion across the state. The path relies heavily on SD Highway 34, which serves as the primary artery for the majority of the trip. Because the route is compact and efficient, it offers a great deal of flexibility for your travel schedule, whether you are heading out for business or a quick change of scenery.
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
58.9 miles from Madison, SD
A natural place for your longest stop of the day , about 1h 16m into the drive .
Drive Character
This trip is defined by its focus on highway travel, with 98% of your journey spent on high-speed roads. You will settle into a long, steady rhythm early on, as the route features a significant 114.3-mile stretch exclusively on SD Highway 34. While you will navigate short segments on Northwest 2nd Street and SD Highway 249 to reach your final destination, the experience is largely a consistent, highway-focused drive. Expect a steady, uninterrupted pace that allows you to cover the distance efficiently. The road’s personality is practical and direct, providing a classic Great Plains driving experience that minimizes technical turns and focuses on the long haul.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 8 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
SD Highway 34 is the longest continuous segment at about 114.3 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on SD Highway 34 and Northwest 2nd Street. Navigation is very simple — set it and forget it for most of the drive. The trickiest moment comes around 0.1 miles in near SD 34 / Northwest 2nd Street.
Route Complexity
1/10
Very easy - short and simple to drive
The drive from Madison, SD to Fort Thompson, SD is easy. At 2h 44m with 98% highway, most drivers will find it relaxed and low-stress.
Where does it get tricky?
The main spots that need attention: at 0.1 miles (SD 34 / Northwest 2nd Street): Navigation decision point; at 116.7 miles (SD 249 / SD Highway 249): Highway fork - watch signs carefully; at 117.8 miles (BIA 4 / BIA Route 4): Navigation decision point.
Critical Maneuvers
3 of 3 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
4
0.1 mi into trip
|
~0m in
|
SD 34 / Northwest 2nd Street
Turn left onto SD 34 / Northwest 2nd Street
Navigation decision point
4
116.7 mi into trip
|
~2h 42m in
|
SD 249 / SD Highway 249
Keep slight left at fork onto SD 249 / SD Highway 249
Highway fork - watch signs carefully
3
117.8 mi into trip
|
~2h 44m in
|
BIA 4 / BIA Route 4
Turn left onto BIA 4 / BIA Route 4
Navigation decision point
Main Roads
| Road | Distance | Duration |
|---|---|---|
| SD Highway 34 | 114.3 mi | 2h 38m |
| Northwest 2nd Street | 1.3 mi | 1m |
| SD Highway 249 | 1.1 mi | 1m |
| East 7th Street | 1 mi | 1m |
| North Egan Avenue | <0.1 mi | <1m |
| BIA Route 4 | <0.1 mi | <1m |
Longest stretch:
SD Highway 34
— 114.3 mi, about 2h 38m
Turn-by-Turn Driving Directions
Step-by-step road directions between Madison, SD and Fort Thompson, SD.
1
Start on North Egan Avenue
384 ft
·
20 sec
·
North Egan Avenue
2
Turn left onto SD 34
1.3 mi
·
1 min
·
Northwest 2nd Street
3
Continue on US 81; SD 34
57 mi
·
1 hr 14 min
·
SD Highway 34
4
Continue on SD 34
1.0 mi
·
1 min
·
East 7th Street
5
Continue on SD 34
57 mi
·
1 hr 24 min
·
SD Highway 34
6
Keep slight left at fork onto SD 249
1.1 mi
·
1 min
·
SD Highway 249
7
Turn left onto BIA 4
65 ft
·
1 sec
·
BIA Route 4
8
Arrive at destination
BIA 4
Trip Plan
Because this is a relatively short drive, you have the advantage of a flexible departure time, though planning for one strategic stop will help break up the 114.3-mile primary stretch. Since the route is almost entirely highway-based, keep a close eye on your fuel gauge before leaving Madison, as services may be spaced out along SD Highway 34. I recommend checking your tire pressure and fluid levels before you head out, given that you will be maintaining highway speeds for nearly the entire 2-hour and 44-minute duration. If you find yourself needing a break, look for safe pull-offs early, as the longest portion of the drive offers few distractions. Aiming to complete the journey during daylight hours will ensure you have the best visibility for the open plains ahead.
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 58.9 miles from Madison, SD, or about 1h 16m into the drive.
The longest continuous stretch on this route runs about 114.3 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 80 miles or 1h 48m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 58.9 miles or 1h 16m 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 Fort Thompson, SD than in the middle of the route.
Before You Leave
+
Open the route before leaving Madison, 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 Madison, SD
This is one driving day of about 117.8 miles and 2h 44m.
Your first comfortable stop window is around 80 miles from Madison, 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 SD Highway 34 for about 114.3 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 58.9 mi from Madison, SD · 1h 16m into the drive
Mid-route town
Meal stop
59 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 80 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 58.9 miles from Madison, SD, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel checkTop up before SD Highway 34 if your tank is already low. That segment runs about 114.3 miles.
Arriving in Fort Thompson, SD
The final approach into Fort Thompson, SD usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around Fort Thompson, SD.
After long uninterrupted mileage, take five minutes before the last urban segment to reset and refocus on exits, merges, and city traffic.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$17.89 one way
$35.79 round trip
$3.86/gal
25.4 MPG avg
41 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.25 | $19.72 | $39.45 |
| premium | $4.80 | $22.24 | $44.48 |
| diesel | $5.64 | $26.17 | $52.34 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$18
Meals
$25–$50
Total
$43–$68
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 41.2 kg one way. Prices: EIA weekly data, 2026-04-06.
Driving Electric?
About $12 in charging · 0 stops · 66% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 35.3 | 0 | $12.37 | $5.65 |
| Efficient EV | 29.5 | 0 | $10.31 | $4.71 |
| EV Truck/SUV | 47.1 | 0 | $16.49 | $7.54 |
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.
Destination
Fort Thompson, SD
Evening in Fort Thompson on Sunday
Local time
6:05 PM
CDT
Current temp
69°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
31 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 44m 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.
Frequently Asked Questions
The drive from Madison, SD to Fort Thompson, SD covers 117.8 miles and takes about 2h 44m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are SD Highway 34, Northwest 2nd Street, SD Highway 249. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 58.9 miles from Madison, SD. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $17.89 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
Plan about 1 meaningful break for fuel, food, or rest. A short stop every 2 to 3 hours is enough for this drive.
The drive from Madison, SD to Fort Thompson, SD is easy. At 2h 44m with 98% highway, most drivers will find it relaxed and low-stress.
The main spots that need attention: at 0.1 miles (SD 34 / Northwest 2nd Street): Navigation decision point; at 116.7 miles (SD 249 / SD Highway 249): Highway fork - watch signs carefully; at 117.8 miles (BIA 4 / BIA Route 4): Navigation decision point.
The route from Madison, SD to Fort Thompson, SD does not surface many named destination signs beyond the main corridor.
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