How far is Stockton, CA from Simi Valley, CA?
The driving distance from Stockton, CA to Simi Valley, CA is about 332.9 miles (535.7 km), with a travel time of about 06h 10m by car.
- The straight-line flight distance is about 290.7 miles (467.9 km).
- For a round trip, plan for roughly 12h 21m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM PDT.
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 06h 10m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Census-designated place in Kings County, California
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Light Rain then Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Stockton and Simi Valley.
Turn-by-Turn Driving Directions
Step-by-step road directions between Stockton and Simi Valley.
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1
Start on East Fremont Street
153 m · 31 sec · East Fremont Street
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2
Turn left onto North Center Street
2615 ft · 1 min · North Center Street
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3
Take the ramp slight right
1823 ft · 44 sec
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4
Keep slight left to continue on I 5 South
1 km · 1 min
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5
Merge slight left onto Westside Freeway
12.9 mi · 14 min · Westside Freeway
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6
Keep slight left to continue on Westside Freeway
1.2 km · 49 sec · Westside Freeway
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7
Keep slight left to continue on Westside Freeway
236.6 mi · 4 hr 14 min · Westside Freeway
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8
Keep slight right
58.4 mi · 1 hr 7 min
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9
Keep slight right to continue on CA 14: Truck Route I 5
3199 ft · 39 sec
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10
Take the exit slight right toward Sierra Highway
1631 ft · 40 sec
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11
Turn right onto Sierra Highway
109 m · 11 sec · Sierra Highway
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12
At the end of the road, turn left onto San Fernando Road
1.1 mi · 2 min · San Fernando Road
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13
Turn right onto Balboa Road
944 ft · 35 sec · Balboa Road
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14
Turn straight onto Balboa Boulevard
2.8 mi · 5 min · Balboa Boulevard
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15
Take the ramp right toward CA 118 West
1880 ft · 48 sec
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16
Merge slight left onto Ronald Reagan Freeway
1.8 mi · 2 min · Ronald Reagan Freeway
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17
Keep slight right to continue on Ronald Reagan Freeway
1.2 mi · 1 min · Ronald Reagan Freeway
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18
Keep slight right to continue on Ronald Reagan Freeway
1.9 mi · 2 min · Ronald Reagan Freeway
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19
Keep slight right to continue on Ronald Reagan Freeway
11.1 mi · 13 min · Ronald Reagan Freeway
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20
Take the exit slight right toward First Street
1667 ft · 53 sec
-
21
Turn left onto First Street
1.3 km · 2 min · First Street
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22
Turn right onto East Los Angeles Avenue
697 ft · 17 sec · East Los Angeles Avenue
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23
Turn left onto 3rd Street
856 ft · 38 sec · 3rd Street
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24
Arrive at your destination
0 m · 1 sec · 3rd Street
Car Route Details
A richer read on the saved driving route between Stockton and Simi Valley.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Westside Freeway
Keep slight left to continue on Westside Freeway
237 mi · 04h 14m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Slight Chance Light Rain then Mostly Sunny leaving Stockton and Sunny near Simi Valley.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Stockton to Simi Valley?
The road trip is about 332.9 miles (535.7 km) and usually takes 06h 10m 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?
Kettleman City is a useful midpoint, sitting about 166.5 miles from Stockton and 166.3 miles from Simi Valley.
How much longer is the road route than the straight-line distance?
The direct path is about 290.7 miles (467.9 km), while the road route adds roughly 42.2 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 $67.79 one way or $135.57 round trip. Estimated CO2 is about 104.4 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Light Rain then Mostly Sunny around Stockton and Sunny near Simi Valley.
Stop Ideas Near Kettleman City
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 Kettleman City.
Kettleman City, California
Lemoore, California
Corcoran station
Lemoore (Naval Air Station), California
Flight Path Map
This map shows the direct air route between Stockton and Simi Valley. Straight-line distance: 290.76 mi (467.93 km).
#1 Stockton
The fifth most populous city in California and the center of the Stockton metropolitan area.
| Population | 312,716 |
| Coordinates | 37.9577000, -121.2907800 |
| Altitude | 4 |
| Country | United States |
#2 Simi Valley
The third most populous city in Ventura County, California.
| Population | 125,168 |
| Coordinates | 34.2694500, -118.7814800 |
| Altitude | 234 |
| Country | United States |
End: Simi Valley (-118.78148, 34.26945)
Estimated Travel Time
Distance: 536 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 05m |
| 40 mph (64.37 km/h) | 08h 19m |
| 50 mph (80.47 km/h) | 06h 39m |
| 60 mph (96.56 km/h) | 05h 32m |
| 70 mph (112.65 km/h) | 04h 45m |
| 80 mph (129 km/h) | 04h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $67.79 | $135.57 |
| Mid-grade | $6.07 | $71.28 | $142.55 |
| Premium | $6.24 | $73.36 | $146.71 |
| Diesel | $7.57 | $88.91 | $177.82 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.