How far is Grimsley, TN from Chattanooga, TN?
The driving distance from Grimsley, TN to Chattanooga, TN is about 112.3 miles (180.7 km), with a travel time of about 02h 03m by car.
- The straight-line flight distance is about 86.4 miles (139 km).
- For a round trip, plan for roughly 04h 07m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CST.
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 03m.
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 Rhea County, Tennessee, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Patchy Frost then Sunny
Partly Cloudy
Driving Route Map
The map below follows the saved road route between Grimsley and Chattanooga.
Turn-by-Turn Driving Directions
Step-by-step road directions between Grimsley and Chattanooga.
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1
Start on the route
13 m · 6 sec
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2
Turn right onto South York Highway
27.8 mi · 38 min · South York Highway
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3
Continue straight
20.1 mi · 30 min
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4
Continue on Herb M Wassom Mem Highway
635 ft · 13 sec · Herb M Wassom Mem Highway
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5
Continue on Piccadilly Avenue
2655 ft · 57 sec · Piccadilly Avenue
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6
Turn right onto Rhea County Highway
22.3 mi · 29 min · Rhea County Highway
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7
Continue on Dayton Pike
31.5 mi · 37 min · Dayton Pike
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8
Take the exit slight right toward Downtown
1176 ft · 40 sec
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9
Turn straight onto West Martin Luther King Boulevard
1541 ft · 45 sec · West Martin Luther King Boulevard
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10
Arrive at your destination
0 m · 1 sec · West Martin Luther King Boulevard
Car Route Details
A richer read on the saved driving route between Grimsley and Chattanooga.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Dayton Pike
Continue on Dayton Pike
31.5 mi · 00h 37m
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.
Patchy Frost then Sunny leaving Grimsley and Partly Cloudy near Chattanooga.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Grimsley to Chattanooga?
The road trip is about 112.3 miles (180.7 km) and usually takes 02h 03m 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?
Spring City is a useful midpoint, sitting about 51.5 miles from Grimsley and 60.8 miles from Chattanooga.
How much longer is the road route than the straight-line distance?
The direct path is about 86.4 miles (139 km), while the road route adds roughly 25.9 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 CST. If you want a more comfortable same-day return, try to leave by 2:22 PM CST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.47 one way or $28.94 round trip. Estimated CO2 is about 35.2 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Grimsley and Chattanooga, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Patchy Frost then Sunny around Grimsley and Partly Cloudy near Chattanooga.
Flight Path Map
This map shows the direct air route between Grimsley and Chattanooga. Straight-line distance: 86.34 mi (138.95 km).
#1 Grimsley
Grimsley is a place in Tennessee, United States.
| Population | 0 |
| Coordinates | 36.2670100, -84.9844000 |
| Altitude | 534 |
| Country | United States |
#2 Chattanooga
The fourth most populous city in Tennessee.
| Population | 184,742 |
| Coordinates | 35.0456300, -85.3096800 |
| Altitude | 206 |
| Country | United States |
End: West Martin Luther King Boulevard (-85.309688, 35.045753)
Estimated Travel Time
Distance: 181 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 44m |
| 40 mph (64.37 km/h) | 02h 48m |
| 50 mph (80.47 km/h) | 02h 14m |
| 60 mph (96.56 km/h) | 01h 52m |
| 70 mph (112.65 km/h) | 01h 36m |
| 80 mph (129 km/h) | 01h 24m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.65 | $14.47 | $28.94 |
| Mid-grade | $4.13 | $16.34 | $32.69 |
| Premium | $4.55 | $18.00 | $36.00 |
| Diesel | $5.88 | $23.27 | $46.53 |
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 · Nov 07, 2026