How far is Port Huron, MI from Macomb, MI?
The driving distance from Port Huron, MI to Macomb, MI is about 38.5 miles (61.9 km), with a travel time of about 00h 49m by car.
- The straight-line flight distance is about 32.9 miles (52.9 km).
- For a round trip, plan for roughly 01h 38m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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.
This route works well as a day trip with time at the destination.
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 00h 49m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Port Huron and Macomb.
Turn-by-Turn Driving Directions
Step-by-step road directions between Port Huron and Macomb.
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1
Start on the route
26 m · 12 sec
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2
Turn left onto Union Street
47 m · 9 sec · Union Street
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3
Turn right onto Military Street
1.6 km · 1 min · Military Street
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4
Continue on Electric Avenue
2.7 mi · 4 min · Electric Avenue
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5
Keep slight right to continue on Gratiot Boulevard
2.3 mi · 4 min · Gratiot Boulevard
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6
Continue on Gratiot Avenue
2144 ft · 38 sec · Gratiot Avenue
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7
Take the ramp right toward I 94 West: Detroit
1489 ft · 36 sec
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8
Merge slight left
17.9 mi · 19 min
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9
Take the exit slight right toward 26 Mile Road, Marine City
2211 ft · 58 sec
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10
Turn right onto 26 Mile Road
10.3 mi · 15 min · 26 Mile Road
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11
Turn left onto Romeo Plank Road
1.1 mi · 1 min · Romeo Plank Road
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12
Enter the roundabout toward the route
107 m · 10 sec
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13
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Port Huron and Macomb.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
I 94 West
Merge slight left
17.9 mi · 00h 19m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Sunny leaving Port Huron and Mostly Sunny near Macomb.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Port Huron to Macomb?
The road trip is about 38.5 miles (61.9 km) and usually takes 00h 49m 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?
Casco is a useful midpoint, sitting about 18.2 miles from Port Huron and 20.2 miles from Macomb.
How much longer is the road route than the straight-line distance?
The direct path is about 32.9 miles (52.9 km), while the road route adds roughly 5.6 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:52 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.13 one way or $10.26 round trip. Estimated CO2 is about 12.1 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Port Huron and Mostly Sunny near Macomb.
Stop Ideas Near Casco
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Marine City City Hall
Richmond City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Casco.
Port Huron
Troy Transit Center
Birmingham, Michigan
Royal Oak station
Flight Path Map
This map shows the direct air route between Port Huron and Macomb. Straight-line distance: 32.87 mi (52.9 km).
#1 Port Huron
City in Michigan, United States
| Population | 28,631 |
| Coordinates | 42.9708600, -82.4249100 |
| Altitude | 184 |
| Country | United States |
#2 Macomb
A city in Macomb County, Michigan.
| Population | 92,131 |
| Coordinates | 42.7008700, -82.9590900 |
| Altitude | 191 |
| Country | United States |
End: Romeo Plank Road (-82.958996, 42.700872)
Estimated Travel Time
Distance: 62 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 16m |
| 40 mph (64.37 km/h) | 00h 57m |
| 50 mph (80.47 km/h) | 00h 46m |
| 60 mph (96.56 km/h) | 00h 38m |
| 70 mph (112.65 km/h) | 00h 32m |
| 80 mph (129 km/h) | 00h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $5.13 | $10.26 |
| Mid-grade | $4.25 | $5.78 | $11.57 |
| Premium | $4.65 | $6.33 | $12.66 |
| Diesel | $5.30 | $7.21 | $14.43 |
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.