How far is Detroit, MI from Petersburg, MI?
The driving distance from Detroit, MI to Petersburg, MI is about 64 miles (103 km), with a travel time of about 01h 15m by car.
- The straight-line flight distance is about 45.4 miles (73 km).
- For a round trip, plan for roughly 02h 31m 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 01h 15m.
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.
Sunny then Slight Chance Showers And Thunderstorms
Sunny
Driving Route Map
The map below follows the saved road route between Detroit and Petersburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Detroit and Petersburg.
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1
Start on Cadillac Square
95 m · 15 sec · Cadillac Square
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2
Turn right onto Bates Street
75 m · 7 sec · Bates Street
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3
Turn right onto East Congress Street
649 ft · 38 sec · East Congress Street
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4
Turn left onto Griswold Street
635 ft · 26 sec · Griswold Street
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5
Turn right onto West Jefferson Avenue
1638 ft · 31 sec · West Jefferson Avenue
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6
Continue on John C Lodge Freeway
2.5 mi · 4 min · John C Lodge Freeway
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7
Take the exit slight left toward I 94 West: Chicago
1845 ft · 39 sec
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8
Merge slight right onto Edsel Ford Freeway
4.5 mi · 6 min · Edsel Ford Freeway
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9
Continue on Detroit Industrial Expressway
18.7 mi · 20 min · Detroit Industrial Expressway
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10
Keep slight right to continue on Detroit Industrial Expressway
11.9 mi · 13 min · Detroit Industrial Expressway
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11
Take the exit slight right toward US 23 South: Toledo
1741 ft · 53 sec
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12
Keep slight left to continue on US 23 South
2837 ft · 54 sec
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13
Merge slight left
21.5 mi · 23 min
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14
Take the exit slight right toward Ida, Petersburg
787 ft · 20 sec
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15
Turn right onto Ida West Road
2.6 mi · 5 min · Ida West Road
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16
Continue on Division Street
122 m · 10 sec · Division Street
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17
Turn right onto East Center Street
1278 ft · 28 sec · East Center Street
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18
Turn right onto Saline Street
8 m · 1 sec · Saline Street
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19
Arrive at your destination
0 m · 1 sec · Saline Street
Car Route Details
A richer read on the saved driving route between Detroit and Petersburg.
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 23 South
Merge slight left
21.5 mi · 00h 23m
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 then Slight Chance Showers And Thunderstorms leaving Detroit and Sunny near Petersburg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Detroit to Petersburg?
The road trip is about 64 miles (103 km) and usually takes 01h 15m 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 32 miles from Detroit and 32.1 miles from Petersburg.
How much longer is the road route than the straight-line distance?
The direct path is about 45.4 miles (73 km), while the road route adds roughly 18.6 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 3:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.52 one way or $17.04 round trip. Estimated CO2 is about 20.1 kg one way.
What should you check before leaving?
Before you leave, expect Sunny then Slight Chance Showers And Thunderstorms around Detroit and Sunny near Petersburg.
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 Detroit and Petersburg. Straight-line distance: 45.39 mi (73.05 km).
#1 Detroit
The twenty-fourth most populous city in the United States and the center of the Detroit metropolitan area.
| Population | 665,369 |
| Coordinates | 42.3314300, -83.0457500 |
| Altitude | 183 |
| Country | United States |
#2 Petersburg
City in Monroe County, Michigan
| Population | 1,130 |
| Coordinates | 41.9011600, -83.7149400 |
| Altitude | 206 |
| Country | United States |
End: Petersburg (-83.71494, 41.90116)
Estimated Travel Time
Distance: 103 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 07m |
| 40 mph (64.37 km/h) | 01h 36m |
| 50 mph (80.47 km/h) | 01h 16m |
| 60 mph (96.56 km/h) | 01h 04m |
| 70 mph (112.65 km/h) | 00h 54m |
| 80 mph (129 km/h) | 00h 47m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $8.52 | $17.04 |
| Mid-grade | $4.25 | $9.61 | $19.22 |
| Premium | $4.65 | $10.52 | $21.04 |
| Diesel | $5.30 | $11.99 | $23.97 |
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.