How far is Williamston, MI from Troy, MI?

The driving distance from Williamston, MI to Troy, MI is about 168.1 miles (270.6 km), with a travel time of about 02h 39m by car.

  • The straight-line flight distance is about 113.8 miles (183.1 km).
  • For a round trip, plan for roughly 05h 19m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
168.15 mi
02h 39m
Flight
113.79 mi
183.12 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Williamston.

Flight Distance

Direct air line
113.79 mi
Kilometers
183.12 km
Flight Time
00h 13m

Driving Distance

Road route
168.15 mi
Kilometers
270.61 km
Drive Time
02h 39m

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 02h 39m.

Arrival Snapshot
Arrive in Troy
Thu, Apr 23, 3:28 AM EDT
Return by in Williamston
Thu, Apr 23, 6:07 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Williamston
2026-04-23T00:48
Arrive Troy
Thu, Apr 23, 3:28 AM EDT
Route Timing
02h 39m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:40 AM to 12:40 PM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:10 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Williamston
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Ada
MI

Township in Kent County, Michigan

From Williamston
76 mi
01h 19m
To Troy
92.1 mi
01h 19m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
75°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
6 to 12 mph S
Destination
75°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
7 to 14 mph SSE

Driving Route Map

The map below follows the saved road route between Williamston and Troy.

Turn-by-Turn Driving Directions

Step-by-step road directions between Williamston and Troy.

  1. 1

    Start on South Putnam Street

    2580 ft · 1 min · South Putnam Street

  2. 2

    Continue on North Williamston Road

    1.5 km · 2 min · North Williamston Road

  3. 3

    Take the ramp slight right toward I 96 West: Lansing

    1652 ft · 40 sec

  4. 4

    Merge slight left

    26.3 mi · 28 min

  5. 5

    Keep slight left to continue on I 96 West: Grand Rapids

    53.7 mi · 58 min

  6. 6

    Keep slight right to continue on I 96 West, M 37 North: Muskegon

    6.6 mi · 7 min

  7. 7

    Take the exit slight right toward M 37 North: Newaygo

    2102 ft · 51 sec

  8. 8

    Merge slight left onto Alpine Avenue Northwest

    5.1 mi · 8 min · Alpine Avenue Northwest

  9. 9

    Turn straight onto M-37

    12.8 mi · 18 min · M-37

  10. 10

    Enter the roundabout and take exit 1 toward Newaygo Road

    4 m · 1 sec · Newaygo Road

  11. 11

    Exit the roundabout onto Newaygo Road

    3.2 mi · 5 min · Newaygo Road

  12. 12

    Turn left onto Bailey Road

    4.9 mi · 7 min · Bailey Road

  13. 13

    Turn right onto Squires Road

    1.5 km · 1 min · Squires Road

  14. 14

    Continue on Alger Avenue

    2 mi · 3 min · Alger Avenue

  15. 15

    Turn left onto West 128th Street

    2443 ft · 38 sec · West 128th Street

  16. 16

    Turn straight onto Luce Avenue

    1.2 mi · 2 min · Luce Avenue

  17. 17

    Continue on West 118th Street

    1.5 km · 1 min · West 118th Street

  18. 18

    Turn straight onto Warner Avenue

    5.9 mi · 8 min · Warner Avenue

  19. 19

    At the end of the road, turn left onto South Warner Avenue

    2.3 mi · 3 min · South Warner Avenue

  20. 20

    Continue on South Stewart Avenue

    3134 ft · 1 min · South Stewart Avenue

  21. 21

    Turn left onto East Main Street

    1.6 km · 3 min · East Main Street

  22. 22

    Turn right onto North Stone Road

    7.7 mi · 11 min · North Stone Road

  23. 23

    Continue on Jefferson Street

    1.6 km · 1 min · Jefferson Street

  24. 24

    Turn right onto North Green Avenue

    2.2 mi · 3 min · North Green Avenue

  25. 25

    Turn left onto 4 Mile Road

    1.6 km · 2 min · 4 Mile Road

  26. 26

    Turn right onto North Comstock Avenue

    7.1 mi · 17 min · North Comstock Avenue

  27. 27

    Turn left onto West 11 Mile Road

    1.4 km · 2 min · West 11 Mile Road

  28. 28

    Continue on North Dickinson Avenue

    2.1 mi · 5 min · North Dickinson Avenue

  29. 29

    Arrive at your destination

    0 m · 1 sec · North Dickinson Avenue

Car Route Details

A richer read on the saved driving route between Williamston and Troy.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
29 steps
15 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
17.3 / 100 mi
Decision points by distance
Main Roads
I 96 West
86.9 mi · 52%
M-37
12.8 mi · 8%
North Stone Road
7.72 mi · 5%
North Comstock Avenue
7.11 mi · 4%
Warner Avenue
5.93 mi · 4%
Alpine Avenue Northwest
5.13 mi · 3%
Longest Stretch

I 96 West

Keep slight left to continue on I 96 West: Grand Rapids

53.7 mi · 00h 58m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
02h 39m
Day trip friendly
Same-Day Return
05h 20m
Round-trip wheel time
Road vs Air
+54.3 mi
113.8 mi direct line
Halfway Stop
Ada
01h 19m from Williamston
Leave By
1:10 PM EDT
Morning start is best
Weather Watch

Mostly Sunny leaving Williamston 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 Williamston to Troy?

The road trip is about 168.1 miles (270.6 km) and usually takes 02h 39m 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?

Ada is a useful midpoint, sitting about 76 miles from Williamston and 92.1 miles from Troy.

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 54.3 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 EDT. If you want a more comfortable same-day return, try to leave by 1:10 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $22.36 one way or $44.72 round trip. Estimated CO2 is about 52.7 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Williamston and Mostly Sunny near Troy.

Stop Ideas Near Ada

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Ada and the surrounding midpoint area.
Former City Hall Site
Scenic stop 7.7 mi away

Former City Hall Site

Grand Rapids , MI
Grand Rapids, MI 49503
Rating 5.0/5 1 reviews Historical landmark
Grand Rapids City Hall
Meeting point 7.8 mi away

Grand Rapids City Hall

Grand Rapids , MI
300 Monroe Ave NW, Grand Rapids, MI 49503
Rating 4.0/5 17 reviews City Hall

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Ada.

RAIL

Vernon J. Ehlers Station

15 mi away
431 Wealthy St. SW
BUS

Rockford, Michigan

19 mi away
US 131 & 10 Mile Road NE
BUS

Howard City, Michigan

49 mi away
130 North Ensley St.
RAIL

Holland station

53 mi away
171 Lincoln Ave.

Flight Path Map

This map shows the direct air route between Williamston and Troy. Straight-line distance: 113.79 mi (183.12 km).

Williamston

#1 Williamston

Human settlement in Ingham County, Michigan, United States of America

Population3,928
Coordinates42.6889200, -84.2830200
Altitude264
CountryUnited States
Troy

#2 Troy

The most populous city in Oakland County, Michigan.

Population83,589
Coordinates43.7430700, -86.0192300
Altitude251
CountryUnited States
Start: South Putnam Street (-84.283148, 42.688914)
End: North Dickinson Avenue (-86.019074, 43.743068)

Estimated Travel Time

Distance: 271 km by road

SpeedTime
30 mph (48.3 km/h)05h 36m
40 mph (64.37 km/h)04h 12m
50 mph (80.47 km/h)03h 21m
60 mph (96.56 km/h)02h 48m
70 mph (112.65 km/h)02h 24m
80 mph (129 km/h)02h 05m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.93 gal
22.46 L · about $22.36
Round trip
$44.72
11.86 gal · 44.92 L
Estimated CO2
52.7 kg one way
Round trip: 105.4 kg / 232 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $22.36 $44.72
Mid-grade $4.25 $25.22 $50.44
Premium $4.65 $27.60 $55.20
Diesel $5.30 $31.45 $62.91

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

There is no time difference between Williamston and Troy. The current time is 00:48:45.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.