How far is Troy, MI from Williamston, MI?
The driving distance from Troy, MI to Williamston, MI is about 152.7 miles (245.8 km), with a travel time of about 03h 20m by car.
- The straight-line flight distance is about 113.8 miles (183.1 km).
- For a round trip, plan for roughly 06h 40m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
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.
This drive is better planned with a longer stop or an overnight stay.
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 03h 20m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Kent County, Michigan
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Troy and Williamston.
Turn-by-Turn Driving Directions
Step-by-step road directions between Troy and Williamston.
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1
Start on North Dickinson Avenue
2.1 mi · 5 min · North Dickinson Avenue
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2
Continue on West 11 Mile Road
1.4 km · 2 min · West 11 Mile Road
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3
Turn right onto Comstock Avenue
7.1 mi · 17 min · Comstock Avenue
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4
Turn left onto 4 Mile Road
1.6 km · 2 min · 4 Mile Road
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5
Turn right onto North Green Avenue
2.2 mi · 3 min · North Green Avenue
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6
Turn left onto Jefferson Street
1.6 km · 1 min · Jefferson Street
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7
Continue on North Stone Road
7.7 mi · 11 min · North Stone Road
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8
Turn left onto West Main Street
1.6 km · 3 min · West Main Street
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9
Turn right onto South Stewart Avenue
3134 ft · 1 min · South Stewart Avenue
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10
Continue on South Warner Avenue
2.3 mi · 3 min · South Warner Avenue
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11
Continue on South Warner Avenue
5.9 mi · 8 min · South Warner Avenue
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12
Continue on West 118th Street
1.5 km · 1 min · West 118th Street
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13
Continue on Luce Avenue
1.2 mi · 2 min · Luce Avenue
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14
Continue on West 128th Street
2443 ft · 40 sec · West 128th Street
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15
Turn right onto Alger Avenue
2 mi · 3 min · Alger Avenue
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16
Continue on Squires Road
1.5 km · 1 min · Squires Road
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17
Turn left onto Bailey Road
4.9 mi · 7 min · Bailey Road
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18
Turn right onto North Newaygo Road
3.2 mi · 4 min · North Newaygo Road
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19
Enter the roundabout and take exit 3 toward Apple Avenue
50 m · 2 sec · Apple Avenue
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20
Exit the roundabout onto Apple Avenue
12.8 mi · 18 min · Apple Avenue
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21
Continue on Alpine Avenue Northwest
5.2 mi · 8 min · Alpine Avenue Northwest
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22
Take the exit left
1955 ft · 30 sec
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23
Merge slight right
65.7 mi · 1 hr 10 min
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24
Keep slight left to continue on I 96 East: Detroit
21.2 mi · 23 min
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25
Take the exit slight right toward Williamston
1235 ft · 35 sec
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26
Turn straight onto North Williamston Road
1.2 mi · 2 min · North Williamston Road
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27
Continue on South Putnam Street
2580 ft · 1 min · South Putnam Street
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28
Arrive at your destination
0 m · 1 sec · South Putnam Street
Car Route Details
A richer read on the saved driving route between Troy and Williamston.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Alpine Avenue Northwest
Merge slight right
65.7 mi · 01h 10m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Sunny leaving Troy and Mostly Sunny near Williamston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Troy to Williamston?
The road trip is about 152.7 miles (245.8 km) and usually takes 03h 20m 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?
Ada is a useful midpoint, sitting about 76.3 miles from Troy and 76.4 miles from Williamston.
How much longer is the road route than the straight-line distance?
The direct path is about 113.8 miles (183.1 km), while the road route adds roughly 38.9 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 10:20 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.33 one way or $40.65 round trip. Estimated CO2 is about 47.9 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Troy and Mostly Sunny near Williamston.
Stop Ideas Near Ada
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Former City Hall Site
Grand Rapids City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Ada.
Vernon J. Ehlers Station
Rockford, Michigan
Howard City, Michigan
Holland station
Flight Path Map
This map shows the direct air route between Troy and Williamston. Straight-line distance: 113.79 mi (183.12 km).
#1 Troy
The most populous city in Oakland County, Michigan.
| Population | 83,589 |
| Coordinates | 43.7430700, -86.0192300 |
| Altitude | 251 |
| Country | United States |
#2 Williamston
Human settlement in Ingham County, Michigan, United States of America
| Population | 3,928 |
| Coordinates | 42.6889200, -84.2830200 |
| Altitude | 264 |
| Country | United States |
End: Williamston (-84.28302, 42.68892)
Estimated Travel Time
Distance: 246 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 05m |
| 40 mph (64.37 km/h) | 03h 49m |
| 50 mph (80.47 km/h) | 03h 03m |
| 60 mph (96.56 km/h) | 02h 32m |
| 70 mph (112.65 km/h) | 02h 10m |
| 80 mph (129 km/h) | 01h 54m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $20.33 | $40.65 |
| Mid-grade | $4.25 | $22.92 | $45.85 |
| Premium | $4.65 | $25.09 | $50.17 |
| Diesel | $5.30 | $28.59 | $57.18 |
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 Michigan · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.