How far is Koontz Lake, IN from Indianapolis, IN?
The driving distance from Koontz Lake, IN to Indianapolis, IN is about 139.9 miles (225.1 km), with a travel time of about 02h 33m by car.
- The straight-line flight distance is about 115.3 miles (185.5 km).
- For a round trip, plan for roughly 05h 07m 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 33m.
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.
Human settlement in Cass County, Indiana, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Snow Showers then Slight Chance Rain Showers
Slight Chance Rain Showers then Mostly Sunny
Driving Route Map
The map below follows the saved road route between Koontz Lake and Indianapolis.
Turn-by-Turn Driving Directions
Step-by-step road directions between Koontz Lake and Indianapolis.
-
1
Start on North Tecumseh Road
1577 ft · 1 min · North Tecumseh Road
-
2
Continue on East Tippecanoe Drive
899 ft · 44 sec · East Tippecanoe Drive
-
3
At the end of the road, turn left
1.5 km · 2 min
-
4
Turn left onto North 1000 East
2.6 mi · 4 min · North 1000 East
-
5
Continue on Lake Street
1215 ft · 30 sec · Lake Street
-
6
Turn left
12.2 mi · 16 min
-
7
Take the exit slight right toward US 31 South
2480 ft · 1 min
-
8
Merge slight left
4.1 mi · 5 min
-
9
Merge slight left
1.4 km · 1 min
-
10
Turn slight right
156 m · 7 sec
-
11
Continue straight
84.6 mi · 1 hr 45 min
-
12
Turn right onto East 226th Street
82 m · 10 sec · East 226th Street
-
13
Turn left
98 m · 51 sec
-
14
Continue straight
98 m · 25 sec
-
15
Turn right onto East 226th Street
82 m · 10 sec · East 226th Street
-
16
Turn right
25.1 mi · 43 min
-
17
Turn right onto Monument Circle
112 m · 47 sec · Monument Circle
-
18
Turn left
23 m · 7 sec
-
19
At the end of the road, turn right
78 m · 28 sec
-
20
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Koontz Lake 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.
US 31 South
Continue straight
84.6 mi · 01h 45m
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.
Slight Chance Snow Showers then Slight Chance Rain Showers leaving Koontz Lake and Slight Chance Rain Showers then Mostly Sunny near Indianapolis.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Koontz Lake to Indianapolis?
The road trip is about 139.9 miles (225.1 km) and usually takes 02h 33m 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?
Onward is a useful midpoint, sitting about 66.1 miles from Koontz Lake and 73.9 miles from Indianapolis.
How much longer is the road route than the straight-line distance?
The direct path is about 115.3 miles (185.5 km), while the road route adds roughly 24.6 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 1:22 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $18.63 one way or $37.26 round trip. Estimated CO2 is about 43.9 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Koontz Lake and Indianapolis, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Slight Chance Snow Showers then Slight Chance Rain Showers around Koontz Lake and Slight Chance Rain Showers then Mostly Sunny near Indianapolis.
Stop Ideas Near Onward
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 Onward.
Lafayette station
Rensselaer
Crawfordsville (Bus), Indiana
Crawfordsville
Flight Path Map
This map shows the direct air route between Koontz Lake and Indianapolis. Straight-line distance: 115.28 mi (185.52 km).
#1 Koontz Lake
City in Indiana, United States of America
| Population | 1,557 |
| Coordinates | 41.4181000, -86.4858500 |
| Altitude | 223 |
| 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: 225 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 39m |
| 40 mph (64.37 km/h) | 03h 29m |
| 50 mph (80.47 km/h) | 02h 47m |
| 60 mph (96.56 km/h) | 02h 19m |
| 70 mph (112.65 km/h) | 01h 59m |
| 80 mph (129 km/h) | 01h 44m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $18.63 | $37.26 |
| Mid-grade | $4.25 | $21.01 | $42.02 |
| Premium | $4.65 | $22.99 | $45.98 |
| Diesel | $5.30 | $26.20 | $52.40 |
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.