Last recalculated Apr 16, 2026
Drive Time
36m
Distance
20.6 mi
33 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$3
one way
EV Charging
Unknown
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
San Antonio, TX
Wikimedia Commons
The drive from San Antonio, TX to Grey Forest, TX covers 20.6 miles and takes about 36m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on Bandera Road, Scenic Loop Road, Culebra Road for much of the mileage, and the overall profile is turn-heavy local drive. The longest uninterrupted segment is about 13.6 miles on Bandera Road. At current regular gas prices, budget about $3.11 one way before food or hotel costs.
Weekend Trip
Doable as a same-day drive at 36m. Total distance: 20.6 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
36m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
Scenic Drive
Turn-heavy local drive route profile.
Expect a 36m drive with frequent turns across 20.6 miles of local and secondary roads.
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. You will hit about 8 points where you need to pay attention to lane position or signs. The trickiest moment comes around 0.2 miles in near Navarro Street.
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 20.6 miles you will encounter 8 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: at 0.2 miles (Navarro Street): Navigation decision point; at 1.1 miles (San Pedro Avenue): Roundabout - know your exit number before entering; at 1.6 miles (West Cypress Street): Lane positioning matters here.
These are the spots where you need to pay the most attention. Preview them before you drive.
Turn left onto Navarro Street
Navigation decision point
Enter roundabout onto San Pedro Avenue
Roundabout - know your exit number before entering
Turn left onto West Cypress Street
Lane positioning matters here
Keep slight right at fork onto Spur 421 / Bandera Road
Highway fork - watch signs carefully. Lane positioning matters here
At end of road, turn left onto Sherwood Trail
Navigation decision point
| Road | Distance | Duration |
|---|---|---|
| Bandera Road | 13.6 mi | 22m |
| Scenic Loop Road | 2.5 mi | 4m |
| Culebra Road | 2.2 mi | 3m |
| Navarro Street | 0.8 mi | 1m |
| San Pedro Avenue | 0.6 mi | 1m |
| East Fredericksburg Road | 0.3 mi | <1m |
| Sherwood Trail | 0.3 mi | 1m |
| West Market Street | 0.2 mi | <1m |
Step-by-step road directions between San Antonio, TX and Grey Forest, TX.
Start on Dolorosa Street
Continue on West Market Street
Turn left onto Navarro Street
Enter roundabout onto San Pedro Avenue
Continue on San Pedro Avenue
Turn left onto West Cypress Street
Turn straight onto East Fredericksburg Road
Turn left onto Culebra Road
Keep slight right at fork onto Spur 421
Turn right onto Scenic Loop Road
Turn right onto Sherwood Trail
At end of road, turn left onto Sherwood Trail
Arrive at destination
Regular Gas
$3.11 one way
$6.23 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.20 | $3.41 | $6.81 |
| premium | $4.54 | $3.68 | $7.36 |
| diesel | $5.61 | $4.55 | $9.10 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$3
Estimated CO2 emission: 7.2 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $2 in charging · 0 stops · 71% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 6.2 | 0 | $2.16 | $0.99 |
| Efficient EV | 5.2 | 0 | $1.80 | $0.82 |
| EV Truck/SUV | 8.2 | 0 | $2.88 | $1.32 |
Gas CO2
7 kg
EV CO2
2 kg (71% 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.
Current conditions at both ends of the drive.
Origin
Evening in San Antonio on Thursday
Local time
5:01 PM
CDT
Current temp
90°F
Partly Sunny
Destination
Evening in Grey Forest on Thursday
Local time
5:01 PM
CDT
Current temp
65°F
Unavailable
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
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