How far is Saint Clair, MI from Troy, MI?
The driving distance from Saint Clair, MI to Troy, MI is about 250.4 miles (403 km), with a travel time of about 03h 59m by car.
- The straight-line flight distance is about 188.8 miles (303.8 km).
- For a round trip, plan for roughly 07h 59m 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 59m.
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.
City in Michigan, USA
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 Saint Clair and Troy.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Clair and Troy.
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1
Start on the route
74 m · 20 sec
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2
Turn right
63 m · 17 sec
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3
Turn right
18 m · 10 sec
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4
Turn left
18 m · 7 sec
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5
Turn right onto South Riverside Avenue
1.2 km · 1 min · South Riverside Avenue
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6
Turn left onto Brown Street
1 km · 2 min · Brown Street
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7
Turn right onto South Range Road
5.3 mi · 8 min · South Range Road
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8
Turn left onto Gratiot Avenue
1275 ft · 27 sec · Gratiot Avenue
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9
Take the ramp left toward I 94 East: Canada, Lexington
1494 ft · 37 sec
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10
Merge slight left
4.5 mi · 5 min
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11
Take the exit slight right toward I 69 West, I 69 Business: Flint, Port Huron
626 ft · 15 sec
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12
Keep slight left to continue on I 69 West: Flint
1.4 km · 2 min
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13
Merge slight left
61.5 mi · 1 hr 2 min
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14
Take the exit slight right toward I 475: Detroit, Saginaw
1556 ft · 38 sec
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15
Keep slight right to continue on I 475 North: Saginaw
3129 ft · 1 min
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16
Merge slight left onto UAW Freeway
10 mi · 11 min · UAW Freeway
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17
Merge slight left
36.9 mi · 39 min
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18
Take the exit slight right toward US 10 West: Midland
1046 ft · 36 sec
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19
Continue straight
11.3 mi · 11 min
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20
Keep slight right to continue on US 10: Clare
38 mi · 38 min
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21
Take the exit slight right toward US 10 WEST, TO M 115: Ludington, Cadillac
56.8 mi · 1 hr 15 min
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22
Keep slight left to continue on East Washington
718 ft · 19 sec · East Washington
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23
Turn left onto South M 37
1330 ft · 38 sec · South M 37
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24
Continue on Michigan Avenue
3229 ft · 1 min · Michigan Avenue
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25
Continue on South M 37
5.2 mi · 7 min · South M 37
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26
Continue on North Woodbridge Avenue
3 mi · 4 min · North Woodbridge Avenue
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27
Turn right onto West 15 Mile Road
2862 ft · 1 min · West 15 Mile Road
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28
Continue on North Bingham Avenue
1.6 mi · 4 min · North Bingham Avenue
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29
Turn right onto West Main Street
1368 ft · 38 sec · West Main Street
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30
Continue on North Cleveland Drive
3.6 mi · 9 min · North Cleveland Drive
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31
Continue on West 13 Mile Road
5.1 mi · 12 min · West 13 Mile Road
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32
Turn right onto North Dickinson Avenue
41 m · 4 sec · North Dickinson Avenue
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33
Arrive at your destination
0 m · 1 sec · North Dickinson Avenue
Car Route Details
A richer read on the saved driving route between Saint Clair and Troy.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 69 West
Merge slight left
61.5 mi · 01h 02m
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 Saint Clair and Mostly Sunny near Troy.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint Clair to Troy?
The road trip is about 250.4 miles (403 km) and usually takes 03h 59m 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?
Auburn is a useful midpoint, sitting about 124.1 miles from Saint Clair and 126.3 miles from Troy.
How much longer is the road route than the straight-line distance?
The direct path is about 188.8 miles (303.8 km), while the road route adds roughly 61.6 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 9:00 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $33.34 one way or $66.67 round trip. Estimated CO2 is about 78.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Saint Clair and Mostly Sunny near Troy.
Stop Ideas Near Auburn
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Old City Hall
Bay City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Auburn.
Bay City, MI
Saginaw, MI
Owosso, MI
Flint station
Flight Path Map
This map shows the direct air route between Saint Clair and Troy. Straight-line distance: 188.78 mi (303.81 km).
#1 Saint Clair
County in Michigan, United States
| Population | 7,079 |
| Coordinates | 42.8208700, -82.4860200 |
| Altitude | 178 |
| Country | United States |
#2 Troy
The most populous city in Oakland County, Michigan.
| Population | 83,589 |
| Coordinates | 43.7430700, -86.0192300 |
| Altitude | 251 |
| Country | United States |
End: North Dickinson Avenue (-86.019074, 43.743068)
Estimated Travel Time
Distance: 403 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 20m |
| 40 mph (64.37 km/h) | 06h 15m |
| 50 mph (80.47 km/h) | 05h 00m |
| 60 mph (96.56 km/h) | 04h 10m |
| 70 mph (112.65 km/h) | 03h 34m |
| 80 mph (129 km/h) | 03h 07m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $33.34 | $66.67 |
| Mid-grade | $4.25 | $37.60 | $75.19 |
| Premium | $4.65 | $41.14 | $82.28 |
| Diesel | $5.30 | $46.89 | $93.77 |
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.