How far is Petersburg, MI from Dearborn, MI?
The driving distance from Petersburg, MI to Dearborn, MI is about 56.3 miles (90.6 km), with a travel time of about 00h 57m by car.
- The straight-line flight distance is about 40.1 miles (64.5 km).
- For a round trip, plan for roughly 01h 55m 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 57m.
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.
City in Washtenaw County, Michigan, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Petersburg and Dearborn.
Turn-by-Turn Driving Directions
Step-by-step road directions between Petersburg and Dearborn.
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1
Start on Saline Street
8 m · 6 sec · Saline Street
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2
Turn left onto East Center Street
1278 ft · 31 sec · East Center Street
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3
Turn left onto Division Street
122 m · 8 sec · Division Street
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4
Continue on Ida West Road
2.7 mi · 5 min · Ida West Road
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5
Take the ramp left toward US 23 North: Ann Arbor
789 ft · 19 sec
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6
Merge slight left
21.6 mi · 23 min
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7
Take the exit slight right toward I 94: Detroit, Chicago
926 ft · 23 sec
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8
Keep slight right to continue on I 94 BL East: Detroit, Airports
2940 ft · 36 sec
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9
Merge slight left
27.3 mi · 29 min
-
10
Take the exit slight right toward Greenfield Road, Schaefer Road
1740 ft · 43 sec
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11
Keep slight left to continue on Schaefer Road
1668 ft · 41 sec
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12
Keep slight right to continue on Schaefer Road, Butler Road
1008 ft · 30 sec
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13
Turn left onto Butler Road
650 ft · 14 sec · Butler Road
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14
At the end of the road, turn left onto Schaefer Road
1.6 mi · 4 min · Schaefer Road
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15
Turn left onto Michigan Avenue
24 m · 2 sec · Michigan Avenue
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16
Arrive at your destination
0 m · 1 sec · Michigan Avenue
Car Route Details
A richer read on the saved driving route between Petersburg and Dearborn.
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 94 BL East
Merge slight left
27.3 mi · 00h 29m
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 Petersburg and Sunny near Dearborn.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Petersburg to Dearborn?
The road trip is about 56.3 miles (90.6 km) and usually takes 00h 57m 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?
Ypsilanti is a useful midpoint, sitting about 27.7 miles from Petersburg and 28.6 miles from Dearborn.
How much longer is the road route than the straight-line distance?
The direct path is about 40.1 miles (64.5 km), while the road route adds roughly 16.2 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 4:34 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.50 one way or $15.01 round trip. Estimated CO2 is about 17.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Petersburg and Sunny near Dearborn.
Stop Ideas Near Ypsilanti
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 Ypsilanti.
Ann Arbor station
Greenfield Village, Michigan
John D. Dingell Transit Center
Detroit
Flight Path Map
This map shows the direct air route between Petersburg and Dearborn. Straight-line distance: 40.11 mi (64.55 km).
#1 Petersburg
City in Monroe County, Michigan
| Population | 1,130 |
| Coordinates | 41.9011600, -83.7149400 |
| Altitude | 206 |
| Country | United States |
#2 Dearborn
The most populous city in Wayne County, Michigan.
| Population | 93,367 |
| Coordinates | 42.3222600, -83.1763100 |
| Altitude | 180 |
| Country | United States |
End: Michigan Avenue (-83.176219, 42.322088)
Estimated Travel Time
Distance: 91 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 52m |
| 40 mph (64.37 km/h) | 01h 24m |
| 50 mph (80.47 km/h) | 01h 07m |
| 60 mph (96.56 km/h) | 00h 56m |
| 70 mph (112.65 km/h) | 00h 48m |
| 80 mph (129 km/h) | 00h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $7.50 | $15.01 |
| Mid-grade | $4.25 | $8.46 | $16.93 |
| Premium | $4.65 | $9.26 | $18.52 |
| Diesel | $5.30 | $10.55 | $21.11 |
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 · May 04, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.