How far is Lennox, SD from Watertown, SD?
The driving distance from Lennox, SD to Watertown, SD is about 120.7 miles (194.3 km), with a travel time of about 01h 47m by car.
- The straight-line flight distance is about 107.3 miles (172.7 km).
- For a round trip, plan for roughly 03h 34m 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 47m.
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.
Chance Rain Showers then Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Lennox and Watertown.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lennox and Watertown.
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1
Start on West 2nd Avenue
21 m · 9 sec · West 2nd Avenue
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2
Turn left onto South Main Street
1925 ft · 55 sec · South Main Street
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3
At the end of the road, turn right onto East Boynton Avenue
1576 ft · 49 sec · East Boynton Avenue
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4
Turn left onto North Pine Street
855 ft · 17 sec · North Pine Street
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5
Continue on SD Highway 17
1.8 mi · 3 min · SD Highway 17
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6
Turn right onto 276th Street
4.6 mi · 8 min · 276th Street
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7
Take the ramp left
2183 ft · 53 sec
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8
Merge slight left
108.8 mi · 1 hr 45 min
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9
Take the exit slight right toward US 212: Watertown, Kranzburg
1564 ft · 38 sec
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10
Turn left onto US 212: Watertown
41 m · 4 sec
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11
Turn straight onto 9th Avenue Southeast
3138 ft · 1 min · 9th Avenue Southeast
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12
Turn right onto Willow Creek Drive Southeast
1.1 mi · 2 min · Willow Creek Drive Southeast
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13
Continue on 1st Avenue Northeast
1.4 mi · 3 min · 1st Avenue Northeast
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14
Turn left onto North Broadway
885 ft · 26 sec · North Broadway
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15
Arrive at your destination
0 m · 1 sec · South Broadway
Car Route Details
A richer read on the saved driving route between Lennox 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.
276th Street
Merge slight left
109 mi · 01h 45m
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.
Chance Rain Showers then Sunny leaving Lennox and Sunny near Watertown.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lennox to Watertown?
The road trip is about 120.7 miles (194.3 km) and usually takes 01h 47m 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 60.1 miles from Lennox and 60.6 miles from Watertown.
How much longer is the road route than the straight-line distance?
The direct path is about 107.3 miles (172.7 km), while the road route adds roughly 13.4 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 2:56 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $16.06 one way or $32.13 round trip. Estimated CO2 is about 37.9 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers then Sunny around Lennox and Sunny near Watertown.
Flight Path Map
This map shows the direct air route between Lennox and Watertown. Straight-line distance: 107.34 mi (172.74 km).
#1 Lennox
City in South Dakota, United States of America
| Population | 2,500 |
| Coordinates | 43.3541500, -96.8920000 |
| Altitude | 410 |
| 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: 194 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 01m |
| 40 mph (64.37 km/h) | 03h 01m |
| 50 mph (80.47 km/h) | 02h 24m |
| 60 mph (96.56 km/h) | 02h 00m |
| 70 mph (112.65 km/h) | 01h 43m |
| 80 mph (129 km/h) | 01h 30m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $16.06 | $32.13 |
| Mid-grade | $4.25 | $18.12 | $36.24 |
| Premium | $4.65 | $19.83 | $39.65 |
| Diesel | $5.30 | $22.60 | $45.19 |
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 · May 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.