How far is San Antonio, TX from Anderson Mill, TX?
The driving distance from San Antonio, TX to Anderson Mill, TX is about 96.4 miles (155.2 km), with a travel time of about 01h 53m by car.
- The straight-line flight distance is about 82.3 miles (132.4 km).
- For a round trip, plan for roughly 03h 46m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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 01h 53m.
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.
The most populous city in Hays County, Texas.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers
Partly Sunny
Driving Route Map
The map below follows the saved road route between San Antonio and Anderson Mill.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Antonio and Anderson Mill.
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1
Start on Dolorosa Street
44 m · 5 sec · Dolorosa Street
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2
Continue on West Market Street
1893 ft · 42 sec · West Market Street
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3
Continue on East Market Street
2143 ft · 46 sec · East Market Street
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4
Turn left
111 m · 13 sec
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5
Turn straight onto East Commerce Street
66 m · 13 sec · East Commerce Street
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6
Take the ramp sharp left toward US 281 North, I 37 North
1159 ft · 28 sec
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7
Merge slight left onto William J Bordelon Freeway
1.3 km · 56 sec · William J Bordelon Freeway
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8
Take the exit slight right toward I 35 North: Austin
2907 ft · 1 min
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9
Merge slight left onto North Pan Am Expressway
8.2 mi · 10 min · North Pan Am Expressway
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10
Keep slight left to continue on North Pan Am Expressway
7.4 mi · 8 min · North Pan Am Expressway
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11
Continue on Purple Heart Trail
11.9 mi · 13 min · Purple Heart Trail
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12
Continue on Interstate Highway 35
1.9 mi · 2 min · Interstate Highway 35
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13
Continue on Purple Heart Trail
47.8 mi · 52 min · Purple Heart Trail
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14
Keep slight right to continue on Purple Heart Trail
4 mi · 5 min · Purple Heart Trail
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15
Take the exit slight right toward US 183 North: Lampasas
1.4 km · 2 min
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16
Merge slight left
10.2 mi · 12 min
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17
Take the exit slight right toward RM 620: Lake Creek Parkway, Pecan Park Boulevard
696 ft · 17 sec
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18
Turn straight onto Research Boulevard
1942 ft · 41 sec · Research Boulevard
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19
Turn left onto Lake Creek Parkway
1.3 km · 2 min · Lake Creek Parkway
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20
Turn left onto Millwright Parkway
939 ft · 28 sec · Millwright Parkway
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21
Turn right onto Salt Mill Hollow
615 ft · 19 sec · Salt Mill Hollow
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22
Turn right
60 m · 15 sec
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23
At the end of the road, turn right
34 m · 13 sec
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24
Turn left
59 m · 14 sec
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25
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between San Antonio and Anderson Mill.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Purple Heart Trail
Continue on Purple Heart Trail
47.8 mi · 00h 52m
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.
Slight Chance Rain Showers leaving San Antonio and Partly Sunny near Anderson Mill.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Antonio to Anderson Mill?
The road trip is about 96.4 miles (155.2 km) and usually takes 01h 53m 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?
San Marcos is a useful midpoint, sitting about 48.3 miles from San Antonio and 48.2 miles from Anderson Mill.
How much longer is the road route than the straight-line distance?
The direct path is about 82.3 miles (132.4 km), while the road route adds roughly 14.1 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 CDT. If you want a more comfortable same-day return, try to leave by 2:44 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.85 one way or $25.70 round trip. Estimated CO2 is about 30.2 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers around San Antonio and Partly Sunny near Anderson Mill.
Stop Ideas Near San Marcos
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 San Marcos.
San Marcos Station
Austin
San Antonio Station
Taylor
Flight Path Map
This map shows the direct air route between San Antonio and Anderson Mill. Straight-line distance: 82.27 mi (132.4 km).
#1 San Antonio
The seventh most populous city in the United States and the center of the San Antonio metropolitan area.
| Population | 1,567,118 |
| Coordinates | 29.4241200, -98.4936300 |
| Altitude | 198 |
| Country | United States |
#2 Anderson Mill
Census designated place
| Population | 8,744 |
| Coordinates | 30.4549200, -97.8058400 |
| Altitude | 292 |
| Country | United States |
End: Anderson Mill (-97.80584, 30.45492)
Estimated Travel Time
Distance: 155 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 12m |
| 40 mph (64.37 km/h) | 02h 24m |
| 50 mph (80.47 km/h) | 01h 55m |
| 60 mph (96.56 km/h) | 01h 36m |
| 70 mph (112.65 km/h) | 01h 22m |
| 80 mph (129 km/h) | 01h 12m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $12.85 | $25.70 |
| Mid-grade | $4.25 | $14.46 | $28.91 |
| Premium | $4.59 | $15.61 | $31.22 |
| Diesel | $3.99 | $13.58 | $27.15 |
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 Texas · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.