How far is Fresno, CA from Castroville, CA?
The driving distance from Fresno, CA to Castroville, CA is about 138.7 miles (223.2 km), with a travel time of about 02h 48m by car.
- The straight-line flight distance is about 109.9 miles (176.9 km).
- For a round trip, plan for roughly 05h 37m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
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 48m.
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 county seat of Merced County, California.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Fresno and Castroville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Fresno and Castroville.
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1
Start on East Washington Avenue
9 m · 3 sec · East Washington Avenue
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2
Turn right onto North First Street
968 ft · 23 sec · North First Street
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3
Turn left onto East Belmont Avenue
2.9 mi · 6 min · East Belmont Avenue
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4
Take the ramp right toward CA 99 North
965 ft · 23 sec
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5
Merge slight left
9.4 mi · 11 min
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6
Take the exit slight right toward Avenue 7
2522 ft · 31 sec
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7
Merge slight left
21.4 mi · 24 min
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8
Keep slight left to continue on NB SR 99 to WB 152
2067 ft · 27 sec · NB SR 99 to WB 152
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9
Continue on Westbound California State Route 152
1.4 km · 60 sec · Westbound California State Route 152
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10
Continue on Avenue 23
70.4 mi · 1 hr 25 min · Avenue 23
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11
Keep slight left to continue on Pacheco Pass Highway
6.6 mi · 9 min · Pacheco Pass Highway
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12
Turn straight
6 mi · 8 min
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13
Enter the roundabout and take exit 2 toward the route
48 m · 6 sec
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14
Exit the roundabout
5.9 mi · 7 min
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15
Merge slight left onto El Camino Real
5.2 mi · 6 min · El Camino Real
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16
Take the exit slight right
1.2 km · 50 sec
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17
Merge slight left onto El Camino Real
2.3 mi · 3 min · El Camino Real
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18
Take the exit slight right toward CA 156 West: Castroville
1008 ft · 16 sec
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19
Keep slight left to continue on CA 156 West
1373 ft · 21 sec
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20
Merge slight left
4.7 mi · 6 min
-
21
Take the exit slight right toward CA 183: Castroville
1230 ft · 34 sec
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22
Turn right onto Merritt Street
2162 ft · 28 sec · Merritt Street
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23
Arrive at your destination
0 m · 1 sec · Merritt Street
Car Route Details
A richer read on the saved driving route between Fresno and Castroville.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Avenue 23
Continue on Avenue 23
70.4 mi · 01h 25m
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.
Mostly Sunny leaving Fresno and Sunny near Castroville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Fresno to Castroville?
The road trip is about 138.7 miles (223.2 km) and usually takes 02h 48m 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?
Los Banos is a useful midpoint, sitting about 69.3 miles from Fresno and 69.4 miles from Castroville.
How much longer is the road route than the straight-line distance?
The direct path is about 109.9 miles (176.9 km), while the road route adds roughly 28.8 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 PDT. If you want a more comfortable same-day return, try to leave by 12:52 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $28.21 one way or $56.42 round trip. Estimated CO2 is about 43.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Fresno and Sunny near Castroville.
Stop Ideas Near Los Banos
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 Los Banos.
Merced station
Denair station
Gilroy, California
Modesto station
Flight Path Map
This map shows the direct air route between Fresno and Castroville. Straight-line distance: 109.92 mi (176.9 km).
#1 Fresno
The fifth most populous city in California and the center of the Fresno metropolitan area.
| Population | 530,267 |
| Coordinates | 36.7477300, -119.7723700 |
| Altitude | 94 |
| Country | United States |
#2 Castroville
Town in the U.
| Population | 6,481 |
| Coordinates | 36.7657900, -121.7580000 |
| Altitude | 7 |
| Country | United States |
End: Castroville (-121.758, 36.76579)
Estimated Travel Time
Distance: 223 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 37m |
| 40 mph (64.37 km/h) | 03h 28m |
| 50 mph (80.47 km/h) | 02h 46m |
| 60 mph (96.56 km/h) | 02h 18m |
| 70 mph (112.65 km/h) | 01h 58m |
| 80 mph (129 km/h) | 01h 43m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $28.21 | $56.42 |
| Mid-grade | $6.07 | $29.66 | $59.33 |
| Premium | $6.24 | $30.53 | $61.06 |
| Diesel | $7.57 | $37.00 | $74.01 |
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 California · 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.