How far is Grand Blanc, MI from Troy, MI?
The driving distance from Grand Blanc, MI to Troy, MI is about 187 miles (301 km), with a travel time of about 03h 05m by car.
- The straight-line flight distance is about 132.6 miles (213.4 km).
- For a round trip, plan for roughly 06h 11m 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 05m.
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 Midland County, Michigan, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Grand Blanc and Troy.
Turn-by-Turn Driving Directions
Step-by-step road directions between Grand Blanc and Troy.
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1
Start on South Saginaw Street
8 m · 8 sec · South Saginaw Street
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2
Turn left onto East Grand Blanc Road
1.1 mi · 3 min · East Grand Blanc Road
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3
Enter the roundabout and take exit 2 toward East Grand Blanc Road
30 m · 3 sec · East Grand Blanc Road
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4
Exit the roundabout onto East Grand Blanc Road
666 ft · 25 sec · East Grand Blanc Road
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5
Turn left onto South Dort Highway
2850 ft · 45 sec · South Dort Highway
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6
Enter the roundabout and take exit 2 toward the route
58 m · 3 sec
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7
Exit the roundabout
1414 ft · 35 sec
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8
Merge slight left
1.6 mi · 2 min
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9
Keep slight left to continue on I 75: Saginaw
51.3 mi · 55 min
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10
Take the exit slight right toward US 10 West: Midland
1046 ft · 36 sec
-
11
Continue straight
11.3 mi · 11 min
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12
Keep slight right to continue on US 10: Clare
38 mi · 38 min
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13
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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14
Keep slight left to continue on East Washington
718 ft · 19 sec · East Washington
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15
Turn left onto South M 37
1330 ft · 38 sec · South M 37
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16
Continue on Michigan Avenue
3229 ft · 1 min · Michigan Avenue
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17
Continue on South M 37
5.2 mi · 7 min · South M 37
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18
Continue on North Woodbridge Avenue
3 mi · 4 min · North Woodbridge Avenue
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19
Turn right onto West 15 Mile Road
2862 ft · 1 min · West 15 Mile Road
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20
Continue on North Bingham Avenue
1.6 mi · 4 min · North Bingham Avenue
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21
Turn right onto West Main Street
1368 ft · 38 sec · West Main Street
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22
Continue on North Cleveland Drive
3.6 mi · 9 min · North Cleveland Drive
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23
Continue on West 13 Mile Road
5.1 mi · 12 min · West 13 Mile Road
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24
Turn right onto North Dickinson Avenue
41 m · 4 sec · North Dickinson Avenue
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25
Arrive at your destination
0 m · 1 sec · North Dickinson Avenue
Car Route Details
A richer read on the saved driving route between Grand Blanc 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.
US 10 WEST
Take the exit slight right toward US 10 WEST, TO M 115: Ludington, Cadillac
56.8 mi · 01h 15m
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.
Partly Sunny leaving Grand Blanc and Partly Sunny near Troy.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Grand Blanc to Troy?
The road trip is about 187 miles (301 km) and usually takes 03h 05m 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?
Coleman is a useful midpoint, sitting about 90.7 miles from Grand Blanc and 96.4 miles from Troy.
How much longer is the road route than the straight-line distance?
The direct path is about 132.6 miles (213.4 km), while the road route adds roughly 54.4 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 10:48 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $30.50 one way or $61.00 round trip. Estimated CO2 is about 58.7 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Grand Blanc and Partly Sunny near Troy.
Stop Ideas Near Coleman
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Coleman.
Bay City, MI
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Reed City, Michigan
Flight Path Map
This map shows the direct air route between Grand Blanc and Troy. Straight-line distance: 132.63 mi (213.45 km).
#1 Grand Blanc
City in Genesee County, Michigan, United States
| Population | 7,828 |
| Coordinates | 42.9275300, -83.6299500 |
| Altitude | 256 |
| 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: 301 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 13m |
| 40 mph (64.37 km/h) | 04h 40m |
| 50 mph (80.47 km/h) | 03h 44m |
| 60 mph (96.56 km/h) | 03h 07m |
| 70 mph (112.65 km/h) | 02h 40m |
| 80 mph (129 km/h) | 02h 20m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.62 | $30.50 | $61.00 |
| Mid-grade | $5.28 | $34.82 | $69.64 |
| Premium | $5.87 | $38.73 | $77.46 |
| Diesel | $6.48 | $42.77 | $85.55 |
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 · Oct 14, 2026