How far is City of Gary, IN from Marion, IN?
The driving distance from City of Gary, IN to Marion, IN is about 186.7 miles (300.4 km), with a travel time of about 03h 34m by car.
- The straight-line flight distance is about 161.6 miles (260.1 km).
- For a round trip, plan for roughly 07h 09m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CST.
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 34m.
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.
Town in Indiana, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Scattered Rain Showers
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between City of Gary and Marion.
Turn-by-Turn Driving Directions
Step-by-step road directions between City of Gary and Marion.
-
1
Start on the route
104 m · 27 sec
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2
Turn right onto West 8th Avenue
875 ft · 33 sec · West 8th Avenue
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3
Turn left onto Madison Street
1992 ft · 1 min · Madison Street
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4
Turn right onto West 5th Avenue
1.8 mi · 3 min · West 5th Avenue
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5
Turn right onto Casimir Pulaski Memorial Highway
132.6 mi · 2 hr 25 min · Casimir Pulaski Memorial Highway
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6
Keep slight right
5.1 mi · 6 min
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7
Merge slight right
12.5 mi · 15 min
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8
Merge slight right
10.5 mi · 12 min
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9
Take the exit slight right toward I 74 East, US 421 South: Cincinnati, Southeastern Avenue
742 ft · 16 sec
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10
Keep slight left to continue on I 74 East, US 421 South: Cincinnati
19.7 mi · 22 min
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11
Take the exit slight right toward SR 9 North: Greenfield, Shelbyville
633 ft · 14 sec
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12
Keep slight left
550 ft · 18 sec
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13
Turn left onto North Riley Highway
1413 ft · 31 sec · North Riley Highway
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14
Turn right onto Morristown Road
45 m · 6 sec · Morristown Road
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15
Continue on Morristown Road
2.7 mi · 6 min · Morristown Road
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16
Turn right onto East 425 N
1301 ft · 41 sec · East 425 N
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17
Turn left onto North 150 E
1090 ft · 48 sec · North 150 E
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18
Arrive at your destination
0 m · 1 sec · North 150 E
Car Route Details
A richer read on the saved driving route between City of Gary 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
Turn right onto Casimir Pulaski Memorial Highway
133 mi · 02h 25m
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.
Scattered Rain Showers leaving City of Gary and Mostly Cloudy near Marion.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from City of Gary to Marion?
The road trip is about 186.7 miles (300.4 km) and usually takes 03h 34m 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?
Dayton is a useful midpoint, sitting about 93.3 miles from City of Gary and 93.3 miles from Marion.
How much longer is the road route than the straight-line distance?
The direct path is about 161.6 miles (260.1 km), while the road route adds roughly 25.1 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 CST. If you want a more comfortable same-day return, try to leave by 9:50 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.48 one way or $50.95 round trip. Estimated CO2 is about 58.6 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between City of Gary and Marion, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Scattered Rain Showers around City of Gary and Mostly Cloudy near Marion.
Stop Ideas Near Dayton
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 Dayton.
Lafayette station
Crawfordsville (Bus), Indiana
Crawfordsville
Rensselaer
Flight Path Map
This map shows the direct air route between City of Gary and Marion. Straight-line distance: 161.64 mi (260.14 km).
#1 City of Gary
The most populous city in Lake County, Indiana.
| Population | 80,294 |
| Coordinates | 41.5956000, -87.3452100 |
| Altitude | 185 |
| 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: 300 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 13m |
| 40 mph (64.37 km/h) | 04h 40m |
| 50 mph (80.47 km/h) | 03h 43m |
| 60 mph (96.56 km/h) | 03h 06m |
| 70 mph (112.65 km/h) | 02h 40m |
| 80 mph (129 km/h) | 02h 19m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.87 | $25.48 | $50.95 |
| Mid-grade | $4.46 | $29.39 | $58.78 |
| Premium | $5.00 | $32.92 | $65.85 |
| Diesel | $6.78 | $44.67 | $89.35 |
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 · Oct 31, 2026