How far is Decatur, IN from New Haven, IN?
The driving distance from Decatur, IN to New Haven, IN is about 23.6 miles (38 km), with a travel time of about 00h 28m by car.
- The straight-line flight distance is about 17.1 miles (27.6 km).
- For a round trip, plan for roughly 00h 57m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 28m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Unincorporated community in Jay County, Indiana
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Decatur and New Haven.
Turn-by-Turn Driving Directions
Step-by-step road directions between Decatur and New Haven.
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1
Start on West Monroe Street
2422 ft · 46 sec · West Monroe Street
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2
Turn right onto North 13th Street
13.6 mi · 16 min · North 13th Street
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3
Take the exit slight right
1725 ft · 42 sec
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4
Merge slight left onto Ronald Reagan Expressway
7.2 mi · 8 min · Ronald Reagan Expressway
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5
Take the exit slight right toward US 30, SR 930: New Haven, Fort Wayne
1856 ft · 41 sec
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6
Turn left
1.3 mi · 2 min
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7
Turn right onto Green Street
1250 ft · 42 sec · Green Street
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8
Turn left onto Lincoln Highway East
851 ft · 23 sec · Lincoln Highway East
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9
Turn right
35 m · 9 sec
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10
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Decatur and New Haven.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
North 13th Street
Turn right onto North 13th Street
13.6 mi · 00h 16m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Slight Chance Rain Showers leaving Decatur and Showers And Thunderstorms near New Haven.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Decatur to New Haven?
The road trip is about 23.6 miles (38 km) and usually takes 00h 28m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Westchester is a useful midpoint, sitting about 11.8 miles from Decatur and 11.8 miles from New Haven.
How much longer is the road route than the straight-line distance?
The direct path is about 17.1 miles (27.6 km), while the road route adds roughly 6.5 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:32 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.21 one way or $6.41 round trip. Estimated CO2 is about 7.4 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers around Decatur and Showers And Thunderstorms near New Haven.
Stop Ideas Near Westchester
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 Westchester.
Waterloo
Bryan
Elkhart station
Flight Path Map
This map shows the direct air route between Decatur and New Haven. Straight-line distance: 17.17 mi (27.63 km).
#1 Decatur
City in Indiana, United States
| Population | 34,821 |
| Coordinates | 40.8306000, -84.9291300 |
| Altitude | 244 |
| Country | United States |
#2 New Haven
City in Indiana
| Population | 15,966 |
| Coordinates | 41.0706000, -85.0144100 |
| Altitude | 231 |
| Country | United States |
End: New Haven (-85.01441, 41.0706)
Estimated Travel Time
Distance: 38 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 47m |
| 40 mph (64.37 km/h) | 00h 35m |
| 50 mph (80.47 km/h) | 00h 28m |
| 60 mph (96.56 km/h) | 00h 23m |
| 70 mph (112.65 km/h) | 00h 20m |
| 80 mph (129 km/h) | 00h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.86 | $3.21 | $6.41 |
| Mid-grade | $4.46 | $3.70 | $7.40 |
| Premium | $4.99 | $4.14 | $8.28 |
| Diesel | $6.62 | $5.50 | $10.99 |
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 15, 2026