How far is Macomb, MI from Bay City, MI?

The driving distance from Macomb, MI to Bay City, MI is about 99.9 miles (160.7 km), with a travel time of about 02h 00m by car.

  • The straight-line flight distance is about 77.5 miles (124.7 km).
  • For a round trip, plan for roughly 04h 00m 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
99.84 mi
02h 00m
Flight
77.52 mi
124.75 km direct

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

Learn Distance

Choose another destination from Macomb.

Flight Distance

Direct air line
77.52 mi
Kilometers
124.75 km
Flight Time
00h 09m

Driving Distance

Road route
99.84 mi
Kilometers
160.68 km
Drive Time
02h 00m

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 00m.

Arrival Snapshot
Arrive in Bay City
Wed, Apr 15, 6:08 PM EDT
Return by in Macomb
Wed, Apr 15, 8:08 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Macomb
2026-04-15T16:07
Arrive Bay City
Wed, Apr 15, 6:08 PM EDT
Route Timing
02h 00m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:00 AM to 12:00 PM EDT

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

Leave by
2:30 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Macomb
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
Flint
MI

The largest city in Genesee County, Michigan.

From Macomb
49.9 mi
01h 00m
To Bay City
50 mi
01h 00m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
74°F
Today

Showers And Thunderstorms

Starts
Wed, Apr 15 10:00 AM EDT
Wind
10 mph SW
Destination
56°F
Overnight

Chance Showers And Thunderstorms

Starts
Wed, Apr 15 3:00 AM EDT
Wind
9 mph S

Driving Route Map

The map below follows the saved road route between Macomb and Bay City.

Turn-by-Turn Driving Directions

Step-by-step road directions between Macomb and Bay City.

  1. 1

    Start on the route

    9 m · 1 sec

  2. 2

    Exit the roundabout onto 25 Mile Road

    1.4 km · 1 min · 25 Mile Road

  3. 3

    Enter the roundabout and take exit 2 toward 25 Mile Road

    44 m · 4 sec · 25 Mile Road

  4. 4

    Exit the roundabout onto 25 Mile Road

    6 mi · 10 min · 25 Mile Road

  5. 5

    Continue on Runyon Road

    1.4 km · 2 min · Runyon Road

  6. 6

    Enter the roundabout and take exit 2 toward East Tienken Road

    57 m · 4 sec · East Tienken Road

  7. 7

    Exit the roundabout onto East Tienken Road

    3156 ft · 1 min · East Tienken Road

  8. 8

    Enter the roundabout and take exit 2 toward East Tienken Road

    41 m · 5 sec · East Tienken Road

  9. 9

    Exit the roundabout onto East Tienken Road

    1.6 mi · 3 min · East Tienken Road

  10. 10

    Enter the roundabout and take exit 2 toward West Tienken Road

    44 m · 3 sec · West Tienken Road

  11. 11

    Exit the roundabout onto West Tienken Road

    2.1 mi · 4 min · West Tienken Road

  12. 12

    Turn right onto North Adams Road

    1.1 mi · 2 min · North Adams Road

  13. 13

    Turn left onto Dutton Road

    2.4 mi · 4 min · Dutton Road

  14. 14

    Continue on Brown Road

    1.3 mi · 2 min · Brown Road

  15. 15

    Continue on Brown Road

    1.4 km · 1 min · Brown Road

  16. 16

    Turn slight left

    628 ft · 34 sec

  17. 17

    Turn straight onto Joslyn Road

    1125 ft · 28 sec · Joslyn Road

  18. 18

    Take the ramp right toward I 75 North

    1650 ft · 40 sec

  19. 19

    Merge slight left

    27.2 mi · 29 min

  20. 20

    Keep slight left to continue on I 75: Saginaw

    50.9 mi · 55 min

  21. 21

    Take the exit slight right toward M 25 East: Downtown, Bay City

    1967 ft · 56 sec

  22. 22

    Merge slight left

    2.8 mi · 4 min

  23. 23

    Turn right onto Washington Avenue

    109 m · 8 sec · Washington Avenue

  24. 24

    Turn right onto 9th Street

    42 m · 6 sec · 9th Street

  25. 25

    Arrive at your destination

    0 m · 1 sec · 9th Street

Car Route Details

A richer read on the saved driving route between Macomb and Bay City.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
25 steps
15 turns on the saved route
Ramps & Exits
13
2 merges, 11 ramps or exits
Navigation Density
25.1 / 100 mi
Decision points by distance
Main Roads
I 75
50.9 mi · 51%
I 75 North
27.6 mi · 28%
25 Mile Road
6.93 mi · 7%
M 25 East
3.21 mi · 3%
Dutton Road
2.4 mi · 2%
East Tienken Road
2.21 mi · 2%
Longest Stretch

I 75

Keep slight left to continue on I 75: Saginaw

50.9 mi · 00h 55m

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 00m
Day trip friendly
Same-Day Return
04h 00m
Round-trip wheel time
Road vs Air
+22.4 mi
77.5 mi direct line
Halfway Stop
Flint
01h 00m from Macomb
Leave By
2:30 PM EDT
Morning start is best
Weather Watch

Showers And Thunderstorms leaving Macomb and Chance Showers And Thunderstorms near Bay City.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Macomb to Bay City?

The road trip is about 99.9 miles (160.7 km) and usually takes 02h 00m 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?

Flint is a useful midpoint, sitting about 49.9 miles from Macomb and 50 miles from Bay City.

How much longer is the road route than the straight-line distance?

The direct path is about 77.5 miles (124.7 km), while the road route adds roughly 22.4 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 EDT. If you want a more comfortable same-day return, try to leave by 2:30 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $13.27 one way or $26.55 round trip. Estimated CO2 is about 31.3 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Macomb and Chance Showers And Thunderstorms near Bay City.

Stop Ideas Near Flint

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

Mid-route Guidance
Local place coverage is thin around Flint, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

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

RAIL

Flint station

3 mi away
1407 South Dort Highway
RAIL

Durand Union Station

27 mi away
200 South Railroad St.
RAIL

Lapeer station

31 mi away
73 Howard St.
BUS

Owosso, MI

39 mi away
109 Comstock Street

Flight Path Map

This map shows the direct air route between Macomb and Bay City. Straight-line distance: 77.52 mi (124.75 km).

Macomb

#1 Macomb

A city in Macomb County, Michigan.

Population92,131
Coordinates42.7008700, -82.9590900
Altitude191
CountryUnited States
Bay City

#2 Bay City

City in Bay County, Michigan, USA

Population32,717
Coordinates43.5944700, -83.8888600
Altitude182
CountryUnited States
Start: Macomb (-82.95909, 42.70087)
End: Bay City (-83.88886, 43.59447)

Estimated Travel Time

Distance: 161 km by road

SpeedTime
30 mph (48.3 km/h)03h 19m
40 mph (64.37 km/h)02h 29m
50 mph (80.47 km/h)01h 59m
60 mph (96.56 km/h)01h 39m
70 mph (112.65 km/h)01h 25m
80 mph (129 km/h)01h 14m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.52 gal
13.34 L · about $13.27
Round trip
$26.55
7.04 gal · 26.68 L
Estimated CO2
31.3 kg one way
Round trip: 62.6 kg / 138 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $13.27 $26.55
Mid-grade $4.25 $14.97 $29.94
Premium $4.65 $16.38 $32.76
Diesel $5.30 $18.67 $37.34

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 15, 2026

There is no time difference between Macomb and Bay City. The current time is 16:07:51.

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.