How far is Portage, IN from Marion, IN?
The driving distance from Portage, IN to Marion, IN is about 190.5 miles (306.6 km), with a travel time of about 03h 39m by car.
- The straight-line flight distance is about 156 miles (251.1 km).
- For a round trip, plan for roughly 07h 19m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 03h 39m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
The most populous city in Tippecanoe County, Indiana.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain And Snow Showers then Mostly Sunny
Slight Chance Rain Showers then Sunny
Driving Route Map
The map below follows the saved road route between Portage and Marion.
Turn-by-Turn Driving Directions
Step-by-step road directions between Portage and Marion.
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1
Start on Central Avenue
1861 ft · 53 sec · Central Avenue
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2
Turn right onto Willowcreek Road
2930 ft · 1 min · Willowcreek Road
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3
Take the ramp slight right toward I 80, I 90
132 m · 12 sec
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4
Keep slight right
673 ft · 16 sec
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5
Continue straight
1945 ft · 47 sec
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6
Merge slight left onto Indiana Toll Road
2.6 mi · 3 min · Indiana Toll Road
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7
Take the exit slight right toward I 80 West, I 94, US 6: Des Moines
3216 ft · 1 min
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8
Keep slight right to continue on I 94 West, I 80 West, SR 51, US 6 East
543 ft · 13 sec
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9
Keep slight left to continue on I 94 West, I 80 West
2.9 mi · 4 min
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10
Take the exit slight right toward I 65: Gary, Toll Road, Indianapolis
1 km · 52 sec
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11
Keep slight left to continue on I 65 South, I 80 West, I 94 West, US 6 West: Indianapolis, Chicago
618 ft · 10 sec
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12
Keep slight left to continue on I 65 South: Indianapolis
2686 ft · 60 sec
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13
Merge slight left onto Casimir Pulaski Memorial Highway
130 mi · 2 hr 21 min · Casimir Pulaski Memorial Highway
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14
Keep slight right
5.1 mi · 6 min
-
15
Merge slight right
12.5 mi · 15 min
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16
Merge slight right
10.5 mi · 12 min
-
17
Take the exit slight right toward I 74 East, US 421 South: Cincinnati, Southeastern Avenue
742 ft · 16 sec
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18
Keep slight left to continue on I 74 East, US 421 South: Cincinnati
19.7 mi · 22 min
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19
Take the exit slight right toward SR 9 North: Greenfield, Shelbyville
633 ft · 14 sec
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20
Keep slight left
550 ft · 18 sec
-
21
Turn left onto North Riley Highway
1413 ft · 31 sec · North Riley Highway
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22
Turn right onto Morristown Road
45 m · 6 sec · Morristown Road
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23
Continue on Morristown Road
2.7 mi · 6 min · Morristown Road
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24
Turn right onto East 425 N
1301 ft · 41 sec · East 425 N
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25
Turn left onto North 150 E
1090 ft · 48 sec · North 150 E
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26
Arrive at your destination
0 m · 1 sec · North 150 E
Car Route Details
A richer read on the saved driving route between Portage and Marion.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Casimir Pulaski Memorial Highway
Merge slight left onto Casimir Pulaski Memorial Highway
130 mi · 02h 21m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Slight Chance Rain And Snow Showers then Mostly Sunny leaving Portage and Slight Chance Rain Showers then Sunny near Marion.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Portage to Marion?
The road trip is about 190.5 miles (306.6 km) and usually takes 03h 39m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Lafayette is a useful midpoint, sitting about 95.3 miles from Portage and 95.3 miles from Marion.
How much longer is the road route than the straight-line distance?
The direct path is about 156 miles (251.1 km), while the road route adds roughly 34.5 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 9:40 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.34 one way or $50.68 round trip. Estimated CO2 is about 59.7 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Portage and Marion, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Slight Chance Rain And Snow Showers then Mostly Sunny around Portage and Slight Chance Rain Showers then Sunny near Marion.
Stop Ideas Near Lafayette
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Town of Mulberry - Town Hall & Municipal Utilities
Lafayette City Hall
Morton Community Center
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Lafayette.
Lafayette station
Crawfordsville (Bus), Indiana
Crawfordsville
Rensselaer
Flight Path Map
This map shows the direct air route between Portage and Marion. Straight-line distance: 156.06 mi (251.15 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 Marion
City in Indiana, United States
| Population | 27,674 |
| Coordinates | 39.5917100, -85.7549800 |
| Altitude | 242 |
| Country | United States |
End: Marion (-85.75498, 39.59171)
Estimated Travel Time
Distance: 307 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 20m |
| 40 mph (64.37 km/h) | 04h 45m |
| 50 mph (80.47 km/h) | 03h 48m |
| 60 mph (96.56 km/h) | 03h 10m |
| 70 mph (112.65 km/h) | 02h 43m |
| 80 mph (129 km/h) | 02h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $25.34 | $50.68 |
| Mid-grade | $4.25 | $28.58 | $57.16 |
| Premium | $4.65 | $31.27 | $62.55 |
| Diesel | $5.30 | $35.64 | $71.29 |
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 · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.