How far is Harrisburg, SD from Watertown, SD?
The driving distance from Harrisburg, SD to Watertown, SD is about 115.4 miles (185.7 km), with a travel time of about 01h 41m by car.
- The straight-line flight distance is about 103.5 miles (166.6 km).
- For a round trip, plan for roughly 03h 22m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
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 01h 41m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Township in Brookings County, South Dakota
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Rain Showers Likely
Driving Route Map
The map below follows the saved road route between Harrisburg and Watertown.
Turn-by-Turn Driving Directions
Step-by-step road directions between Harrisburg and Watertown.
-
1
Start on East Willow Street
1.8 mi · 3 min · East Willow Street
-
2
Continue on 273rd Street
3.2 mi · 6 min · 273rd Street
-
3
Take the ramp right
1644 ft · 40 sec
-
4
Merge slight left
105.9 mi · 1 hr 42 min
-
5
Take the exit slight right toward US 212: Watertown, Kranzburg
1564 ft · 38 sec
-
6
Turn left onto US 212: Watertown
41 m · 4 sec
-
7
Turn straight onto 9th Avenue Southeast
3138 ft · 1 min · 9th Avenue Southeast
-
8
Turn right onto Willow Creek Drive Southeast
1.1 mi · 2 min · Willow Creek Drive Southeast
-
9
Continue on 1st Avenue Northeast
1.4 mi · 3 min · 1st Avenue Northeast
-
10
Turn left onto North Broadway
885 ft · 26 sec · North Broadway
-
11
Arrive at your destination
0 m · 1 sec · South Broadway
Car Route Details
A richer read on the saved driving route between Harrisburg and Watertown.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
273rd Street
Merge slight left
106 mi · 01h 42m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Showers And Thunderstorms Likely leaving Harrisburg and Rain Showers Likely near Watertown.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Harrisburg to Watertown?
The road trip is about 115.4 miles (185.7 km) and usually takes 01h 41m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Medary is a useful midpoint, sitting about 57.4 miles from Harrisburg and 58 miles from Watertown.
How much longer is the road route than the straight-line distance?
The direct path is about 103.5 miles (166.6 km), while the road route adds roughly 11.9 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 3:08 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.35 one way or $30.70 round trip. Estimated CO2 is about 36.2 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Harrisburg and Rain Showers Likely near Watertown.
Flight Path Map
This map shows the direct air route between Harrisburg and Watertown. Straight-line distance: 103.52 mi (166.6 km).
#1 Harrisburg
City in South Dakota, United States of America
| Population | 7,126 |
| Coordinates | 43.4313700, -96.6972700 |
| Altitude | 435 |
| Country | United States |
#2 Watertown
City in and county seat of Codington County, South Dakota, United States
| Population | 22,303 |
| Coordinates | 44.8994100, -97.1150700 |
| Altitude | 528 |
| Country | United States |
End: South Broadway (-97.115008, 44.899398)
Estimated Travel Time
Distance: 186 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 50m |
| 40 mph (64.37 km/h) | 02h 53m |
| 50 mph (80.47 km/h) | 02h 18m |
| 60 mph (96.56 km/h) | 01h 55m |
| 70 mph (112.65 km/h) | 01h 38m |
| 80 mph (129 km/h) | 01h 26m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $15.35 | $30.70 |
| Mid-grade | $4.25 | $17.31 | $34.62 |
| Premium | $4.65 | $18.94 | $37.88 |
| Diesel | $5.30 | $21.59 | $43.17 |
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 25, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.