Origin
Signal Mountain, TN
Late night in Signal Mountain on Thursday
Local time
1:03 AM
EDT
Current temp
76°F
Unavailable
Live forecast
Trip from Signal Mountain, TN to Grant, TN
Last recalculated Apr 16, 2026
Drive Time
42m
Distance
23.8 mi
38 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$4
one way
Best Time to Leave
4 AM
0h 39m
★
6 AM
0h 42m
8 AM
0h 49m
10 AM
0h 45m
12 PM
0h 44m
3 PM
0h 45m
5 PM
0h 49m
8 PM
0h 40m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Signal Mountain, TN
Wikimedia Commons
Grant, TN
Kelly
Trip Overview
This 23.8-mile drive from Signal Mountain, TN to Grant, TN is a short, manageable trip that can easily be completed in about 42 minutes, making it perfect for a day trip. You'll primarily be on US 27, Mowbray Pike, and Signal Mountain Boulevard, with about 40% of the journey on highways. The estimated fuel cost is around $4, which is quite budget-friendly for this distance. Given its brevity and mixed drive profile, there's no need to split this into multiple days. Both your origin and destination are within the Southeast region, so you'll be staying within familiar territory. This route offers a straightforward way to get from point A to point B without much fuss.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Break Rhythm
0 planned breaks
This drive is short enough that no stops are needed.
Midpoint
11.9 miles from Signal Mountain, TN
A natural place for your longest stop of the day , about 17m into the drive .
Drive Character
Expect a mixed drive on this 23.8-mile route, with 40% of it on highways. The longest uninterrupted stretch you'll encounter is 9.6 miles along US 27, offering a chance for a steady pace. As you navigate Mowbray Pike and Signal Mountain Boulevard, you'll likely experience a change in road character, moving from more open highway to potentially more local road conditions. This blend means you won't be stuck in a monotonous interstate grind, but rather a varied driving experience. The overall feel is one of transitioning through different types of Tennessee roadways.
Expect a mix of faster highway mileage and slower local approaches near the beginning or end.
There are about 20 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
US 27 is the longest continuous segment at about 9.6 miles.
How Hard Is This Drive?
This route mixes highway mileage with some local-road sections near the start or finish. There are only a few real navigation decisions along the way. The trickiest moment comes early in the drive near US 127 / Taft Highway.
Route Complexity
4/10
Easy - simple navigation with a manageable amount of wheel time
This is a straightforward 42m drive. You will face about 12 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
The main spots that need attention: near the start (US 127 / Taft Highway): Sharp turn - reduce speed on approach; at 3.3 miles (Russell Avenue): Navigation decision point; at 3.4 miles (Mountain Creek Road): Navigation decision point.
Critical Maneuvers
5 of 12 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
6
0 mi into trip
|
~0m in
|
US 127 / Taft Highway
Turn sharp right onto US 127 / Taft Highway
Sharp turn - reduce speed on approach
4
3.3 mi into trip
|
~5m in
|
Russell Avenue
Turn left onto Russell Avenue
Navigation decision point
4
3.4 mi into trip
|
~5m in
|
Mountain Creek Road
At end of road, turn left onto Mountain Creek Road
Navigation decision point
4
3.8 mi into trip
|
~6m in
|
Mountain Creek Road
Enter roundabout onto Mountain Creek Road
Roundabout - know your exit number before entering
6
4 mi into trip
|
~7m in
|
Mountain Creek Road
Enter roundabout onto Mountain Creek Road
Roundabout - know your exit number before entering
Main Roads
| Road | Distance | Duration |
|---|---|---|
| US 27 | 9.6 mi | 11m |
| Mowbray Pike | 5 mi | 12m |
| Signal Mountain Boulevard | 3 mi | 4m |
| Mountain Creek Road | 1.9 mi | 3m |
| Morrison Springs | 0.9 mi | 1m |
| Grant Road | 0.8 mi | 3m |
| Mountain Road | 0.6 mi | 1m |
| Dayton Pike | 0.5 mi | 1m |
Longest stretch:
US 27
— 9.6 mi, about 11m
Turn-by-Turn Driving Directions
Step-by-step road directions between Signal Mountain, TN and Grant, TN.
1
Start on Mississippi Avenue
189 ft
·
17 sec
·
Mississippi Avenue
2
Turn sharp right onto US 127
302 ft
·
7 sec
·
Taft Highway
3
Continue on US 127
3.0 mi
·
4 min
·
Signal Mountain Boulevard
4
Continue on US 127
0.2 mi
·
19 sec
·
Signal Mountain Road
5
Turn left onto Russell Avenue
0.2 mi
·
47 sec
·
Russell Avenue
6
At end of road, turn left onto Mountain Creek Road
0.3 mi
·
32 sec
·
Mountain Creek Road
7
Enter roundabout onto Mountain Creek Road
57 ft
·
1 sec
·
Mountain Creek Road
8
Continue on Mountain Creek Road
0.3 mi
·
28 sec
·
Mountain Creek Road
9
Enter roundabout onto Mountain Creek Road
61 ft
·
1 sec
·
Mountain Creek Road
10
Continue on Mountain Creek Road
1.3 mi
·
2 min
·
Mountain Creek Road
11
Turn right onto Morrison Springs
0.9 mi
·
1 min
·
Morrison Springs
12
Take the ramp
0.3 mi
·
34 sec
13
Merge onto US 27
9.6 mi
·
11 min
·
US 27
14
Take the exit
0.3 mi
·
47 sec
Toward Harrison Lane
15
Turn left onto Harrison Lane
0.4 mi
·
58 sec
·
Harrison Lane
16
Turn right onto Dayton Pike
0.5 mi
·
1 min
·
Dayton Pike
17
Turn left onto Mountain Road
0.6 mi
·
1 min
·
Mountain Road
18
Continue on Mowbray Pike
5.0 mi
·
12 min
·
Mowbray Pike
19
Turn right onto Grant Road
0.8 mi
·
3 min
·
Grant Road
20
Arrive at destination
Grant Road
Trip Plan
With a short duration of just 42 minutes, this 23.8-mile trip offers a lot of flexibility. You can leave whenever it suits you best, and there's no pressing need to stop for rest. The estimated fuel cost of $4 means you likely won't need to worry about refueling mid-trip. Since the longest stretch on US 27 is 9.6 miles, you can easily monitor your progress. A good tip for this drive is to be mindful of the transitions between the highway sections and Mowbray Pike/Signal Mountain Boulevard, as local traffic patterns can differ.
Morning Departure
Leave by 9 AM and you'll arrive before lunch.
Evening Departure
Even a 4 PM departure gets you there before dark in summer.
You can normally do this drive in one day.
You may only need one short stretch break if traffic stays light.
The halfway point lands around 11.9 miles from Signal Mountain, TN, or about 17m into the drive.
The longest continuous stretch on this route runs about 9.6 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 23.8 miles or 42m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 11.9 miles or 17m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 32m
Traffic, exits, and arrival timing usually matter more near Grant, TN than in the middle of the route.
Before You Leave
+
Have your navigation ready before leaving Signal Mountain, TN.
Day 1
Settle into the route from Signal Mountain, TN
This is one driving day of about 23.8 miles and 42m.
At 23.8 miles this is a quick drive — no planned stops needed.
The longest stretch is on US 27 for about 9.6 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 11.9 mi from Signal Mountain, TN · 17m into the drive
Pacing Suggestions
Fuel and coffee
A short stop after about 23.8 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 11.9 miles from Signal Mountain, TN, which is a good place for a longer meal and fuel stop.
Arriving in Grant, TN
Allow a few extra minutes for the final approach into Grant, TN if you are unfamiliar with the area.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$3.72 one way
$7.44 round trip
$3.97/gal
25.4 MPG avg
8 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $4.09 | $8.17 |
| premium | $4.89 | $4.58 | $9.16 |
| diesel | $5.61 | $5.25 | $10.51 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$4
Meals
$25–$50
Total
$29–$54
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 8.3 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $3 in charging · 0 stops · 63% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 7.1 | 0 | $2.50 | $1.14 |
| Efficient EV | 6 | 0 | $2.08 | $0.95 |
| EV Truck/SUV | 9.5 | 0 | $3.33 | $1.52 |
Gas CO2
8 kg
EV CO2
3 kg (63% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Grant, TN
Late night in Grant on Thursday
Local time
1:03 AM
EDT
Current temp
77°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
1 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
42m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Signal Mountain, TN to Grant, TN covers 23.8 miles and takes about 42m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are US 27, Mowbray Pike, Signal Mountain Boulevard. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 11.9 miles from Signal Mountain, TN. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $3.72 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This is a straightforward 42m drive. You will face about 12 decision points, but nothing that requires special attention if you follow navigation.
The main spots that need attention: near the start (US 127 / Taft Highway): Sharp turn - reduce speed on approach; at 3.3 miles (Russell Avenue): Navigation decision point; at 3.4 miles (Mountain Creek Road): Navigation decision point.
The route from Signal Mountain, TN to Grant, TN does not surface many named destination signs beyond the main corridor.
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