How far is Detroit, MI from Allen, MI?
The driving distance from Detroit, MI to Allen, MI is about 100.5 miles (161.7 km), with a travel time of about 02h 12m by car.
- The straight-line flight distance is about 91.9 miles (147.9 km).
- For a round trip, plan for roughly 04h 24m 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 02h 12m.
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.
Charter township in Berrien County, Michigan
Route Weather Snapshot
Check the forecast at both ends before you head out.
Light Rain Likely
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Detroit and Allen.
Turn-by-Turn Driving Directions
Step-by-step road directions between Detroit and Allen.
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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
10 mi · 11 min · Detroit Industrial Expressway
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11
Take the exit slight right toward US 12 West: Saline
2046 ft · 57 sec
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12
Merge slight left onto West Michigan Avenue
34.4 mi · 51 min · West Michigan Avenue
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13
Continue on US-12
5.9 mi · 8 min · US-12
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14
Continue on Chicago Road
17.4 mi · 22 min · Chicago Road
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15
Continue on West Chicago Street
2872 ft · 37 sec · West Chicago Street
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16
Continue on West Chicago Road
4.7 mi · 6 min · West Chicago Road
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17
Continue on East Chicago Street
1937 ft · 39 sec · East Chicago Street
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18
Arrive at your destination
0 m · 1 sec · East Chicago Street
Car Route Details
A richer read on the saved driving route between Detroit and Allen.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
West Michigan Avenue
Merge slight left onto West Michigan Avenue
34.4 mi · 00h 51m
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.
Light Rain Likely leaving Detroit and Showers And Thunderstorms Likely near Allen.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Detroit to Allen?
The road trip is about 100.5 miles (161.7 km) and usually takes 02h 12m 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?
Benton is a useful midpoint, sitting about 50.1 miles from Detroit and 50.3 miles from Allen.
How much longer is the road route than the straight-line distance?
The direct path is about 91.9 miles (147.9 km), while the road route adds roughly 8.6 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 2:06 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.39 one way or $26.77 round trip. Estimated CO2 is about 31.5 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain Likely around Detroit and Showers And Thunderstorms Likely near Allen.
Stop Ideas Near Benton
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 Benton.
Ann Arbor station
Jackson station
Greenfield Village, Michigan
John D. Dingell Transit Center
Flight Path Map
This map shows the direct air route between Detroit and Allen. Straight-line distance: 91.93 mi (147.95 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 Allen
Village in Hillsdale County in the U.
| Population | 192 |
| Coordinates | 41.9569900, -84.7677400 |
| Altitude | 328 |
| Country | United States |
End: Allen (-84.76774, 41.95699)
Estimated Travel Time
Distance: 162 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 20m |
| 40 mph (64.37 km/h) | 02h 30m |
| 50 mph (80.47 km/h) | 02h 00m |
| 60 mph (96.56 km/h) | 01h 40m |
| 70 mph (112.65 km/h) | 01h 26m |
| 80 mph (129 km/h) | 01h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $13.39 | $26.77 |
| Mid-grade | $4.25 | $15.10 | $30.20 |
| Premium | $4.65 | $16.52 | $33.04 |
| Diesel | $5.30 | $18.83 | $37.66 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.