How far is Portage, IN from Mount Vernon, IN?
The driving distance from Portage, IN to Mount Vernon, IN is about 121.9 miles (196.1 km), with a travel time of about 02h 47m by car.
- The straight-line flight distance is about 94.2 miles (151.6 km).
- For a round trip, plan for roughly 05h 35m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CST.
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 47m.
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.
Driving Route Map
The map below follows the saved road route between Portage and Mount Vernon.
Turn-by-Turn Driving Directions
Step-by-step road directions between Portage and Mount Vernon.
-
1
Start on Central Avenue
1 km · 1 min · Central Avenue
-
2
Turn right onto Airport Road
1.7 mi · 4 min · Airport Road
-
3
Turn left
5.9 mi · 9 min
-
4
Take the ramp slight right toward SR 49 South: Valparaiso
2031 ft · 56 sec
-
5
Merge slight left
6.8 mi · 9 min
-
6
Take the exit slight right toward US 30 East: Plymouth
1548 ft · 39 sec
-
7
Merge slight left onto East Morthland Drive
40.3 mi · 52 min · East Morthland Drive
-
8
Take the exit slight right toward US 31 South
2480 ft · 1 min
-
9
Merge slight left
4.1 mi · 5 min
-
10
Merge slight left
1.4 km · 1 min
-
11
Turn slight right
156 m · 7 sec
-
12
Continue straight
27.5 mi · 35 min
-
13
Turn left onto West 1000 North
11.1 mi · 16 min · West 1000 North
-
14
Continue on State Road 16
3.1 mi · 5 min · State Road 16
-
15
Turn right onto North 500 West
6.4 mi · 9 min · North 500 West
-
16
Continue on County Road 500 West
2271 ft · 38 sec · County Road 500 West
-
17
Continue on North Cass Street
1.3 km · 1 min · North Cass Street
-
18
Continue on Cass Street
1.6 mi · 3 min · Cass Street
-
19
Turn left onto West Canal Street
954 ft · 22 sec · West Canal Street
-
20
Turn right onto South Wabash Street
1 mi · 2 min · South Wabash Street
-
21
Turn slight right onto Southwood Drive
7.9 mi · 11 min · Southwood Drive
-
22
Turn left onto South Old State Road 13
906 ft · 21 sec · South Old State Road 13
-
23
Arrive at your destination
0 m · 1 sec · South Old State Road 13
Car Route Details
A richer read on the saved driving route between Portage and Mount Vernon.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
East Morthland Drive
Merge slight left onto East Morthland Drive
40.3 mi · 00h 52m
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 Portage and Sunny near Mount Vernon.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Portage to Mount Vernon?
The road trip is about 121.9 miles (196.1 km) and usually takes 02h 47m 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?
Argos is a useful midpoint, sitting about 60.8 miles from Portage and 61 miles from Mount Vernon.
How much longer is the road route than the straight-line distance?
The direct path is about 94.2 miles (151.6 km), while the road route adds roughly 27.7 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 CST. If you want a more comfortable same-day return, try to leave by 12:54 PM CST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.49 one way or $30.99 round trip. Estimated CO2 is about 38.2 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Portage and Mount Vernon, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Sunny around Portage and Sunny near Mount Vernon.
Stop Ideas Near Argos
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 Argos.
South Bend station
Elkhart station
Niles station
New Buffalo, Michigan
Flight Path Map
This map shows the direct air route between Portage and Mount Vernon. Straight-line distance: 94.2 mi (151.6 km).
#1 Portage
The second most populous city in Porter County, Indiana.
| Population | 90,543 |
| Coordinates | 41.5758700, -87.1761500 |
| Altitude | 194 |
| Country | United States |
#2 Mount Vernon
Mount Vernon is a place in Indiana, United States.
| Population | 0 |
| Coordinates | 40.6694900, -85.8241500 |
| Altitude | 248 |
| Country | United States |
End: Mount Vernon (-85.82415, 40.66949)
Estimated Travel Time
Distance: 196 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 03m |
| 40 mph (64.37 km/h) | 03h 02m |
| 50 mph (80.47 km/h) | 02h 26m |
| 60 mph (96.56 km/h) | 02h 01m |
| 70 mph (112.65 km/h) | 01h 44m |
| 80 mph (129 km/h) | 01h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.60 | $15.49 | $30.99 |
| Mid-grade | $4.21 | $18.09 | $36.17 |
| Premium | $4.73 | $20.35 | $40.70 |
| Diesel | $6.62 | $28.44 | $56.89 |
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 Indiana · Nov 10, 2026