How far is San Marcos, TX from Rhode Island, TX?
The driving distance from San Marcos, TX to Rhode Island, TX is about 207.2 miles (333.5 km), with a travel time of about 03h 22m by car.
- The straight-line flight distance is about 167.6 miles (269.8 km).
- For a round trip, plan for roughly 06h 44m 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 03h 22m.
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 Bell County, Texas
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between San Marcos and Rhode Island.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Marcos and Rhode Island.
-
1
Start on North Guadalupe Street
23 m · 9 sec · North Guadalupe Street
-
2
Turn left onto East Hopkins Street
1.1 mi · 2 min · East Hopkins Street
-
3
Turn slight left
1141 ft · 49 sec
-
4
Turn straight onto North Interstate 35
3027 ft · 1 min · North Interstate 35
-
5
Take the ramp slight left toward I 35 North
1503 ft · 37 sec
-
6
Merge slight left onto Purple Heart Trail
29.1 mi · 32 min · Purple Heart Trail
-
7
Keep slight right to continue on Purple Heart Trail
95.6 mi · 1 hr 40 min · Purple Heart Trail
-
8
Continue on South Jack Kultgen Expressway
6 mi · 7 min · South Jack Kultgen Expressway
-
9
Take the exit slight right toward US 84: Waco Drive, Bellmead Drive
1323 ft · 28 sec
-
10
Turn straight onto North Jack Kultgen Expressway
1408 ft · 31 sec · North Jack Kultgen Expressway
-
11
Turn right onto East Waco Drive
1793 ft · 53 sec · East Waco Drive
-
12
Continue on Bellmead Drive
2.6 mi · 5 min · Bellmead Drive
-
13
Continue on East US Highway 84
2.7 mi · 3 min · East US Highway 84
-
14
Continue on State Highway 31
16.9 mi · 17 min · State Highway 31
-
15
Continue on Hubbard Bypass
5.3 mi · 5 min · Hubbard Bypass
-
16
Continue on State Highway 31
18.9 mi · 21 min · State Highway 31
-
17
Turn right onto Corsicana Bypass
5.5 mi · 6 min · Corsicana Bypass
-
18
Turn right onto South Interstate 45
2406 ft · 51 sec · South Interstate 45
-
19
Take the ramp slight left
1321 ft · 32 sec
-
20
Merge slight left
19.8 mi · 20 min
-
21
Take the exit slight right toward FM 833
1640 ft · 41 sec
-
22
Turn left onto North Interstate 45
94 m · 10 sec · North Interstate 45
-
23
Turn left
1.3 mi · 3 min
-
24
At the end of the road, turn right onto North State Highway 75
16 m · 2 sec · North State Highway 75
-
25
Turn left onto East FM 833
1.5 km · 1 min · East FM 833
-
26
Turn right onto County Road 161
3 m · 1 sec · County Road 161
-
27
Arrive at your destination
0 m · 1 sec · County Road 161
Car Route Details
A richer read on the saved driving route between San Marcos and Rhode Island.
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
Keep slight right to continue on Purple Heart Trail
95.6 mi · 01h 40m
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 San Marcos and Sunny near Rhode Island.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Marcos to Rhode Island?
The road trip is about 207.2 miles (333.5 km) and usually takes 03h 22m 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?
Troy is a useful midpoint, sitting about 104.6 miles from San Marcos and 102.7 miles from Rhode Island.
How much longer is the road route than the straight-line distance?
The direct path is about 167.6 miles (269.8 km), while the road route adds roughly 39.6 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 10:16 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $28.06 one way or $56.13 round trip. Estimated CO2 is about 65 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around San Marcos and Sunny near Rhode Island.
Stop Ideas Near Troy
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 Troy.
Temple
McGregor
Killeen, Texas
Waco, TX
Flight Path Map
This map shows the direct air route between San Marcos and Rhode Island. Straight-line distance: 167.66 mi (269.82 km).
#1 San Marcos
The most populous city in Hays County, Texas.
| Population | 66,350 |
| Coordinates | 29.8832700, -97.9413900 |
| Altitude | 188 |
| Country | United States |
#2 Rhode Island
Rhode Island is a place in Texas, United States.
| Population | 0 |
| Coordinates | 31.8154400, -96.2313600 |
| Altitude | 119 |
| Country | United States |
End: FM 833 (-96.231403, 31.815452)
Estimated Travel Time
Distance: 334 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 54m |
| 40 mph (64.37 km/h) | 05h 10m |
| 50 mph (80.47 km/h) | 04h 08m |
| 60 mph (96.56 km/h) | 03h 27m |
| 70 mph (112.65 km/h) | 02h 57m |
| 80 mph (129 km/h) | 02h 35m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.84 | $28.06 | $56.13 |
| Mid-grade | $4.35 | $31.78 | $63.55 |
| Premium | $4.72 | $34.53 | $69.05 |
| Diesel | $5.78 | $42.22 | $84.45 |
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 · Oct 15, 2026