How far is Castroville, CA from Riverside, CA?

The driving distance from Castroville, CA to Riverside, CA is about 362.9 miles (584.1 km), with a travel time of about 07h 08m by car.

  • The straight-line flight distance is about 313.2 miles (504.1 km).
  • For a round trip, plan for roughly 14h 16m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM PDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
362.97 mi
07h 08m
Flight
313.26 mi
504.14 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Castroville.

Flight Distance

Direct air line
313.26 mi
Kilometers
504.14 km
Flight Time
00h 37m

Driving Distance

Road route
362.97 mi
Kilometers
584.15 km
Drive Time
07h 08m

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 07h 08m.

Arrival Snapshot
Arrive in Riverside
Sun, Apr 19, 2:38 AM PDT
Return by in Castroville
Sun, Apr 19, 9:46 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Castroville
2026-04-18T19:30
Arrive Riverside
Sun, Apr 19, 2:38 AM PDT
Route Timing
07h 08m
One way by road
Best Departure Window
6:00 AM to 7:30 AM PDT
Treat this as a longer travel day
Arrive between
1:08 PM to 2:38 PM PDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
9:44 PM PDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Castroville
8:00 PM PDT
Overnight-style route

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.

Mid-route stop
Buttonwillow
CA

Place in Kern County California

From Castroville
181.4 mi
03h 34m
To Riverside
181.5 mi
03h 34m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
77°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM PDT
Wind
1 to 8 mph WNW
Destination
84°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM PDT
Wind
5 to 10 mph W

Driving Route Map

The map below follows the saved road route between Castroville and Riverside.

Turn-by-Turn Driving Directions

Step-by-step road directions between Castroville and Riverside.

  1. 1

    Start on Merritt Street

    1.3 mi · 2 min · Merritt Street

  2. 2

    Continue on Castroville Road

    5.9 mi · 8 min · Castroville Road

  3. 3

    Continue on West Market Street

    2 mi · 4 min · West Market Street

  4. 4

    Turn right onto East Market Street

    2528 ft · 45 sec · East Market Street

  5. 5

    Take the ramp right

    974 ft · 24 sec

  6. 6

    Merge slight left onto El Camino Real

    95.8 mi · 1 hr 51 min · El Camino Real

  7. 7

    Take the exit slight right toward CA 46 East: Fresno, Bakersfield

    968 ft · 30 sec

  8. 8

    Turn left

    24.5 mi · 29 min

  9. 9

    Merge slight left

    1.4 mi · 2 min

  10. 10

    Turn slight right

    149 m · 6 sec

  11. 11

    Keep slight left to continue on Antelope Road

    5.3 mi · 7 min · Antelope Road

  12. 12

    Continue on Paso Robles Highway

    32.3 mi · 39 min · Paso Robles Highway

  13. 13

    Take the exit slight right

    2047 ft · 25 sec

  14. 14

    Merge slight left onto Westside Freeway

    56.8 mi · 1 hr 1 min · Westside Freeway

  15. 15

    Keep slight right

    58.4 mi · 1 hr 7 min

  16. 16

    Keep slight left to continue on Golden State Freeway

    2 mi · 2 min · Golden State Freeway

  17. 17

    Take the exit slight right toward I 210 East: Pasadena

    1347 ft · 18 sec

  18. 18

    Continue on Foothill Freeway

    24.4 mi · 28 min · Foothill Freeway

  19. 19

    Keep slight right to continue on Foothill Freeway

    19.1 mi · 22 min · Foothill Freeway

  20. 20

    Keep slight right to continue on Foothill Freeway

    2476 ft · 33 sec · Foothill Freeway

  21. 21

    Take the exit slight right toward CA 57 South: Santa Ana

    1.4 km · 2 min

  22. 22

    Continue on Orange Freeway

    3.2 mi · 4 min · Orange Freeway

  23. 23

    Take the exit slight right toward CA 71: Corona

    1.1 mi · 2 min

  24. 24

    Continue on Chino Valley Freeway

    3.1 mi · 4 min · Chino Valley Freeway

  25. 25

    Take the exit slight right toward CA 60 East: Riverside

    1.4 mi · 3 min

  26. 26

    Merge slight left onto Pomona Freeway

    12 mi · 14 min · Pomona Freeway

  27. 27

    Take the exit slight right toward Van Buren Boulevard, Etiwanda Avenue

    2448 ft · 1 min

  28. 28

    Turn straight onto Mission Boulevard

    852 ft · 15 sec · Mission Boulevard

  29. 29

    Continue on Van Buren Boulevard

    6.1 mi · 9 min · Van Buren Boulevard

  30. 30

    Turn left onto Central Avenue

    3.6 mi · 6 min · Central Avenue

  31. 31

    Turn sharp right

    52 m · 13 sec

  32. 32

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Castroville and Riverside.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
32 steps
6 turns on the saved route
Ramps & Exits
12
4 merges, 8 ramps or exits
Navigation Density
8.8 / 100 mi
Decision points by distance
Main Roads
Westside Freeway
115 mi · 32%
El Camino Real
95.8 mi · 26%
Foothill Freeway
44 mi · 12%
Paso Robles Highway
32.7 mi · 9%
Pomona Freeway
12 mi · 3%
Van Buren Boulevard
6.52 mi · 2%
Longest Stretch

El Camino Real

Merge slight left onto El Camino Real

95.8 mi · 01h 51m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
07h 08m
Overnight route
Same-Day Return
14h 16m
Round-trip wheel time
Road vs Air
+49.7 mi
313.2 mi direct line
Halfway Stop
Buttonwillow
03h 34m from Castroville
Leave By
9:44 PM PDT
Overnight-style route
Weather Watch

Sunny leaving Castroville and Sunny near Riverside.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Castroville to Riverside?

The road trip is about 362.9 miles (584.1 km) and usually takes 07h 08m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Buttonwillow is a useful midpoint, sitting about 181.4 miles from Castroville and 181.5 miles from Riverside.

How much longer is the road route than the straight-line distance?

The direct path is about 313.2 miles (504.1 km), while the road route adds roughly 49.7 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 7:30 AM PDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $73.90 one way or $147.80 round trip. Estimated CO2 is about 113.8 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Castroville and Sunny near Riverside.

Stop Ideas Near Buttonwillow

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Buttonwillow, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Buttonwillow.

RAIL

Wasco station

25 mi away
700 G Street
RAIL

Bakersfield

41 mi away
601 Truxtun Ave
RAIL

Corcoran station

78 mi away
1099 Otis Ave.
BUS

Kettleman City, California

79 mi away
3300 Hubert Way

Flight Path Map

This map shows the direct air route between Castroville and Riverside. Straight-line distance: 313.26 mi (504.14 km).

Photo coming soon

#1 Castroville

Town in the U.

Population6,481
Coordinates36.7657900, -121.7580000
Altitude7
CountryUnited States
Riverside

#2 Riverside

The most populous city in Riverside County, California and the center of the Riverside metropolitan area.

Population330,786
Coordinates33.9533500, -117.3961600
Altitude252
CountryUnited States
Start: Castroville (-121.758, 36.76579)
End: Riverside (-117.39616, 33.95335)

Estimated Travel Time

Distance: 584 km by road

SpeedTime
30 mph (48.3 km/h)12h 05m
40 mph (64.37 km/h)09h 04m
50 mph (80.47 km/h)07h 15m
60 mph (96.56 km/h)06h 02m
70 mph (112.65 km/h)05h 11m
80 mph (129 km/h)04h 31m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
12.81 gal
48.48 L · about $73.90
Round trip
$147.80
25.62 gal · 96.96 L
Estimated CO2
113.8 kg one way
Round trip: 227.7 kg / 502 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $73.90 $147.80
Mid-grade $6.07 $77.71 $155.41
Premium $6.24 $79.97 $159.95
Diesel $7.57 $96.93 $193.87

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

There is no time difference between Castroville and Riverside. The current time is 19:30:05.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.