How far is Mobile, AL from Grand Bay, AL?
The driving distance from Mobile, AL to Grand Bay, AL is about 25.1 miles (40.4 km), with a travel time of about 00h 31m by car.
- The straight-line flight distance is about 23.3 miles (37.5 km).
- For a round trip, plan for roughly 01h 02m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 31m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Partly Sunny
Driving Route Map
The map below follows the saved road route between Mobile and Grand Bay.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mobile and Grand Bay.
-
1
Start on Saint Louis Street
926 ft · 36 sec · Saint Louis Street
-
2
Take the ramp slight right toward Saint Louis Street
50 m · 6 sec · Saint Louis Street
-
3
Turn right onto North Water Street
1.4 km · 2 min · North Water Street
-
4
Merge slight right
22.1 mi · 25 min
-
5
Take the exit slight right toward AL 188: Grand Bay
1100 ft · 30 sec
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6
Turn left onto Grand Bay Wilmer Road
1.4 mi · 3 min · Grand Bay Wilmer Road
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7
At the end of the road, turn right onto Government Boulevard
632 ft · 19 sec · Government Boulevard
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8
Turn left onto Potter Tract
120 m · 20 sec · Potter Tract
-
9
Turn right onto Dezauche Lane
114 m · 16 sec · Dezauche Lane
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10
Arrive at your destination
0 m · 1 sec · Dezauche Lane
Car Route Details
A richer read on the saved driving route between Mobile and Grand Bay.
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.
North Water Street
Merge slight right
22.1 mi · 00h 25m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Cloudy leaving Mobile and Partly Sunny near Grand Bay.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mobile to Grand Bay?
The road trip is about 25.1 miles (40.4 km) and usually takes 00h 31m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Tillmans Corner is a useful midpoint, sitting about 12.6 miles from Mobile and 12.6 miles from Grand Bay.
How much longer is the road route than the straight-line distance?
The direct path is about 23.3 miles (37.5 km), while the road route adds roughly 1.8 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:28 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.33 one way or $6.67 round trip. Estimated CO2 is about 7.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Mobile and Partly Sunny near Grand Bay.
Stop Ideas Near Tillmans Corner
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 Tillmans Corner.
Mobile Bus Station
Mt. Vernon, AL
Biloxi, MS
Gulfport, MS
Flight Path Map
This map shows the direct air route between Mobile and Grand Bay. Straight-line distance: 23.31 mi (37.52 km).
#1 Mobile
The second most populous city in Alabama.
| Population | 187,746 |
| Coordinates | 30.6943600, -88.0430500 |
| Altitude | 3 |
| Country | United States |
#2 Grand Bay
Census designated place
| Population | 3,672 |
| Coordinates | 30.4763100, -88.3422300 |
| Altitude | 25 |
| Country | United States |
End: Grand Bay (-88.34223, 30.47631)
Estimated Travel Time
Distance: 40 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 50m |
| 40 mph (64.37 km/h) | 00h 37m |
| 50 mph (80.47 km/h) | 00h 30m |
| 60 mph (96.56 km/h) | 00h 25m |
| 70 mph (112.65 km/h) | 00h 21m |
| 80 mph (129 km/h) | 00h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $3.33 | $6.67 |
| Mid-grade | $4.26 | $3.75 | $7.50 |
| Premium | $4.63 | $4.07 | $8.14 |
| Diesel | $5.42 | $4.77 | $9.53 |
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 Alabama · 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.