How far is Merrillville, IN from Indianapolis, IN?
The driving distance from Merrillville, IN to Indianapolis, IN is about 142.2 miles (228.9 km), with a travel time of about 02h 16m by car.
- The straight-line flight distance is about 133.5 miles (214.9 km).
- For a round trip, plan for roughly 04h 32m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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 16m.
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.
City in St.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Merrillville and Indianapolis.
Turn-by-Turn Driving Directions
Step-by-step road directions between Merrillville and Indianapolis.
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1
Start on Indian Trail
1156 ft · 56 sec · Indian Trail
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2
At the end of the road, turn left onto Broadway
1.4 km · 2 min · Broadway
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3
Turn left onto East 81st Avenue
1798 ft · 42 sec · East 81st Avenue
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4
Take the ramp slight right toward I 65: Indianapolis, Chicago
122 m · 10 sec
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5
Keep slight right to continue on I 65 South: Indianapolis
2578 ft · 1 min
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6
Merge slight left onto Casimir Pulaski Memorial Highway
122.9 mi · 2 hr 12 min · Casimir Pulaski Memorial Highway
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7
Keep slight left
15.4 mi · 20 min
-
8
Take the exit slight right toward Dr. Martin Luther King Jr. Street
2173 ft · 45 sec
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9
Continue on North West Street
2413 ft · 1 min · North West Street
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10
Turn slight left onto Indiana Avenue
2140 ft · 1 min · Indiana Avenue
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11
Turn right onto North Capitol Avenue
1017 ft · 44 sec · North Capitol Avenue
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12
Turn left onto West Market Street
864 ft · 36 sec · West Market Street
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13
At the end of the road, turn right
78 m · 28 sec
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14
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Merrillville and Indianapolis.
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
123 mi · 02h 12m
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.
Mostly Sunny leaving Merrillville and Mostly Sunny near Indianapolis.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Merrillville to Indianapolis?
The road trip is about 142.2 miles (228.9 km) and usually takes 02h 16m 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?
Brookston is a useful midpoint, sitting about 71 miles from Merrillville and 71.2 miles from Indianapolis.
How much longer is the road route than the straight-line distance?
The direct path is about 133.5 miles (214.9 km), while the road route adds roughly 8.7 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 CDT. If you want a more comfortable same-day return, try to leave by 1:58 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $18.93 one way or $37.86 round trip. Estimated CO2 is about 44.6 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Merrillville and Indianapolis, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Merrillville and Mostly Sunny near Indianapolis.
Stop Ideas Near Brookston
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 Brookston.
Lafayette station
Rensselaer
Crawfordsville (Bus), Indiana
Crawfordsville
Flight Path Map
This map shows the direct air route between Merrillville and Indianapolis. Straight-line distance: 133.51 mi (214.87 km).
#1 Merrillville
Town in Ross Township, Lake County, Indiana
| Population | 34,916 |
| Coordinates | 41.4828100, -87.3328100 |
| Altitude | 200 |
| Country | United States |
#2 Indianapolis
The sixteenth most populous city in the United States and the center of the Indianapolis metropolitan area.
| Population | 877,903 |
| Coordinates | 39.7683800, -86.1580400 |
| Altitude | 218 |
| Country | United States |
End: Monument Circle (-86.158009, 39.768033)
Estimated Travel Time
Distance: 229 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 44m |
| 40 mph (64.37 km/h) | 03h 33m |
| 50 mph (80.47 km/h) | 02h 50m |
| 60 mph (96.56 km/h) | 02h 22m |
| 70 mph (112.65 km/h) | 02h 01m |
| 80 mph (129 km/h) | 01h 46m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $18.93 | $37.86 |
| Mid-grade | $4.25 | $21.35 | $42.70 |
| Premium | $4.65 | $23.36 | $46.73 |
| Diesel | $5.30 | $26.63 | $53.25 |
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 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.