How far is Jackson, TN from Decatur, TN?
The driving distance from Jackson, TN to Decatur, TN is about 284.8 miles (458.3 km), with a travel time of about 05h 34m by car.
- The straight-line flight distance is about 226.2 miles (364.1 km).
- For a round trip, plan for roughly 11h 08m 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 05h 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.
City in Wilson County, Tennessee, United States; suburb of Nashville, Tennessee
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Jackson and Decatur.
Turn-by-Turn Driving Directions
Step-by-step road directions between Jackson and Decatur.
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1
Start on East Main Street
1.1 km · 1 min · East Main Street
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2
At the end of the road, turn left
1.8 mi · 2 min
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3
Turn right onto Whitehall Street
4 mi · 6 min · Whitehall Street
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4
Take the ramp slight right
1308 ft · 32 sec
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5
Merge slight left
120.5 mi · 2 hr 10 min
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6
Keep slight right to continue on I 40 East, I 65 South: Knoxville, Huntsville
1305 ft · 25 sec
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7
Merge slight left onto Downtown Loop
2.4 mi · 3 min · Downtown Loop
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8
Continue on Downtown Loop
2764 ft · 43 sec · Downtown Loop
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9
Keep slight right to continue on I 40 East, I 24 East: Knoxville, Chattanooga
106.7 mi · 1 hr 56 min
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10
Take the exit slight right toward US 127, TN 28: Crossville, Jamestown
1387 ft · 34 sec
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11
Turn straight onto North Main Street
7.6 mi · 12 min · North Main Street
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12
Continue straight
20.1 mi · 30 min
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13
Continue on Herb M Wassom Mem Highway
635 ft · 13 sec · Herb M Wassom Mem Highway
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14
Continue on Piccadilly Avenue
2655 ft · 55 sec · Piccadilly Avenue
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15
Continue on New Lake Road
3.4 mi · 6 min · New Lake Road
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16
At the end of the road, turn left onto Watts Bar Highway
6.7 mi · 9 min · Watts Bar Highway
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17
Turn right onto River Road
8.7 mi · 15 min · River Road
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18
At the end of the road, turn right onto Highway 58
1196 ft · 20 sec · Highway 58
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19
Arrive at your destination
0 m · 1 sec · Highway 58
Car Route Details
A richer read on the saved driving route between Jackson and Decatur.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Whitehall Street
Merge slight left
121 mi · 02h 10m
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.
Sunny leaving Jackson and Sunny near Decatur.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Jackson to Decatur?
The road trip is about 284.8 miles (458.3 km) and usually takes 05h 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?
Mount Juliet is a useful midpoint, sitting about 142.2 miles from Jackson and 142.5 miles from Decatur.
How much longer is the road route than the straight-line distance?
The direct path is about 226.2 miles (364.1 km), while the road route adds roughly 58.6 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 5:52 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $37.90 one way or $75.80 round trip. Estimated CO2 is about 89.3 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Jackson and Decatur, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Sunny around Jackson and Sunny near Decatur.
Stop Ideas Near Mount Juliet
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 Mount Juliet.
Nashville, TN
Clarksville, TN
Flight Path Map
This map shows the direct air route between Jackson and Decatur. Straight-line distance: 226.24 mi (364.1 km).
#1 Jackson
The most populous city in Madison County, Tennessee.
| Population | 67,402 |
| Coordinates | 35.6145200, -88.8139500 |
| Altitude | 125 |
| Country | United States |
#2 Decatur
Human settlement in Meigs County, Tennessee, United States of America
| Population | 1,663 |
| Coordinates | 35.5147900, -84.7902200 |
| Altitude | 237 |
| Country | United States |
End: Decatur (-84.79022, 35.51479)
Estimated Travel Time
Distance: 458 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 29m |
| 40 mph (64.37 km/h) | 07h 07m |
| 50 mph (80.47 km/h) | 05h 41m |
| 60 mph (96.56 km/h) | 04h 44m |
| 70 mph (112.65 km/h) | 04h 04m |
| 80 mph (129 km/h) | 03h 33m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $37.90 | $75.80 |
| Mid-grade | $4.25 | $42.74 | $85.49 |
| Premium | $4.65 | $46.77 | $93.55 |
| Diesel | $5.30 | $53.31 | $106.61 |
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 Tennessee · 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.