How far is Boulder Creek, CA from Riverside, CA?

The driving distance from Boulder Creek, CA to Riverside, CA is about 408.5 miles (657.4 km), with a travel time of about 08h 03m by car.

  • The straight-line flight distance is about 344.4 miles (554.2 km).
  • For a round trip, plan for roughly 16h 06m 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
408.51 mi
08h 03m
Flight
344.38 mi
554.22 km direct

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

Learn Distance

Choose another destination from Boulder Creek.

Flight Distance

Direct air line
344.38 mi
Kilometers
554.22 km
Flight Time
00h 41m

Driving Distance

Road route
408.51 mi
Kilometers
657.44 km
Drive Time
08h 03m

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 08h 03m.

Arrival Snapshot
Arrive in Riverside
Thu, Apr 23, 9:58 AM PDT
Return by in Boulder Creek
Thu, Apr 23, 6:01 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Boulder Creek
2026-04-23T01:55
Arrive Riverside
Thu, Apr 23, 9:58 AM PDT
Route Timing
08h 03m
One way by road
Best Departure Window
6:00 AM to 7:30 AM PDT
Treat this as a longer travel day
Arrive between
2:03 PM to 3:33 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
7:54 PM PDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Boulder Creek
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
Lost Hills
CA

Census-designated place in Kern County, California

From Boulder Creek
204.2 mi
04h 01m
To Riverside
204.2 mi
04h 01m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
Boulder Creek Weather
CA
Live fallback forecast
64°F
Thursday
Using Ben Lomond as the closest live forecast in the Santa Cruz County weather hub.

Sunny

Starts
Thu, Apr 23 6:00 AM PDT
Wind
3 to 16 mph WNW
Destination
77°F
Thursday

Sunny

Starts
Thu, Apr 23 6:00 AM PDT
Wind
0 to 15 mph SW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Boulder Creek and Riverside.

  1. 1

    Start on Middleton Avenue

    31 m · 6 sec · Middleton Avenue

  2. 2

    Turn right onto Central Avenue

    892 ft · 33 sec · Central Avenue

  3. 3

    Turn right onto Bear Creek Road

    13 mi · 28 min · Bear Creek Road

  4. 4

    Take the ramp left

    824 ft · 16 sec

  5. 5

    Merge slight left onto Santa Cruz Highway

    4.5 mi · 6 min · Santa Cruz Highway

  6. 6

    Take the exit slight right toward CA 85 North, CA 85 South: Mountain View, Gilroy

    1031 ft · 20 sec

  7. 7

    Keep slight right to continue on CA 85 South: Gilroy

    1.2 km · 1 min

  8. 8

    Merge slight left onto West Valley Freeway

    9.9 mi · 11 min · West Valley Freeway

  9. 9

    Continue on US 101 South

    1922 ft · 27 sec

  10. 10

    Continue straight

    20.3 mi · 23 min

  11. 11

    Take the exit slight right toward CA 152 East: 10th Street, Pacheco Pass Road

    1539 ft · 40 sec

  12. 12

    Turn left onto East 10th Street

    108 m · 13 sec · East 10th Street

  13. 13

    Continue on Pacheco Pass Highway

    40.6 mi · 50 min · Pacheco Pass Highway

  14. 14

    Take the exit slight right toward I 5: Los Angeles

    3148 ft · 1 min

  15. 15

    Merge slight left onto Westside Freeway

    181.1 mi · 3 hr 14 min · Westside Freeway

  16. 16

    Keep slight right

    58.4 mi · 1 hr 7 min

  17. 17

    Keep slight left to continue on Golden State Freeway

    2 mi · 2 min · Golden State Freeway

  18. 18

    Take the exit slight right toward I 210 East: Pasadena

    1347 ft · 18 sec

  19. 19

    Continue on Foothill Freeway

    24.4 mi · 28 min · Foothill Freeway

  20. 20

    Keep slight right to continue on Foothill Freeway

    19.1 mi · 22 min · Foothill Freeway

  21. 21

    Keep slight right to continue on Foothill Freeway

    2476 ft · 33 sec · Foothill Freeway

  22. 22

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

    1.4 km · 2 min

  23. 23

    Continue on Orange Freeway

    3.2 mi · 4 min · Orange Freeway

  24. 24

    Take the exit slight right toward CA 71: Corona

    1.1 mi · 2 min

  25. 25

    Continue on Chino Valley Freeway

    3.1 mi · 4 min · Chino Valley Freeway

  26. 26

    Take the exit slight right toward CA 60 East: Riverside

    1.4 mi · 3 min

  27. 27

    Merge slight left onto Pomona Freeway

    12 mi · 14 min · Pomona Freeway

  28. 28

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

    2448 ft · 1 min

  29. 29

    Turn straight onto Mission Boulevard

    852 ft · 15 sec · Mission Boulevard

  30. 30

    Continue on Van Buren Boulevard

    6.1 mi · 9 min · Van Buren Boulevard

  31. 31

    Turn left onto Central Avenue

    3.6 mi · 6 min · Central Avenue

  32. 32

    Turn sharp right

    52 m · 13 sec

  33. 33

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Boulder Creek 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
33 steps
6 turns on the saved route
Ramps & Exits
13
4 merges, 9 ramps or exits
Navigation Density
8.1 / 100 mi
Decision points by distance
Main Roads
Westside Freeway
239 mi · 59%
Foothill Freeway
44 mi · 11%
Pacheco Pass Highway
40.6 mi · 10%
US 101 South
20.6 mi · 5%
Bear Creek Road
13.1 mi · 3%
Pomona Freeway
12 mi · 3%
Longest Stretch

Westside Freeway

Merge slight left onto Westside Freeway

181 mi · 03h 14m

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
08h 03m
Overnight route
Same-Day Return
16h 06m
Round-trip wheel time
Road vs Air
+64.1 mi
344.4 mi direct line
Halfway Stop
Lost Hills
04h 01m from Boulder Creek
Leave By
7:54 PM PDT
Overnight-style route
Weather Watch

Sunny leaving Boulder Creek and Sunny near Riverside.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Boulder Creek to Riverside?

The road trip is about 408.5 miles (657.4 km) and usually takes 08h 03m 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?

Lost Hills is a useful midpoint, sitting about 204.2 miles from Boulder Creek and 204.2 miles from Riverside.

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

The direct path is about 344.4 miles (554.2 km), while the road route adds roughly 64.1 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 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 $83.19 one way or $166.38 round trip. Estimated CO2 is about 128.2 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Boulder Creek and Sunny near Riverside.

Stop Ideas Near Lost Hills

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

Mid-route Guidance
Local place coverage is thin around Lost Hills, 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 Lost Hills.

RAIL

Wasco station

33 mi away
700 G Street
BUS

Kettleman City, California

47 mi away
3300 Hubert Way
RAIL

Corcoran station

55 mi away
1099 Otis Ave.
RAIL

Bakersfield

67 mi away
601 Truxtun Ave

Flight Path Map

This map shows the direct air route between Boulder Creek and Riverside. Straight-line distance: 344.38 mi (554.22 km).

Boulder Creek

#1 Boulder Creek

Census-designated place in Santa Cruz County, California

Population4,923
Coordinates37.1260600, -122.1221900
Altitude146
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: Boulder Creek (-122.12219, 37.12606)
End: Riverside (-117.39616, 33.95335)

Estimated Travel Time

Distance: 657 km by road

SpeedTime
30 mph (48.3 km/h)13h 36m
40 mph (64.37 km/h)10h 12m
50 mph (80.47 km/h)08h 10m
60 mph (96.56 km/h)06h 48m
70 mph (112.65 km/h)05h 50m
80 mph (129 km/h)05h 05m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
14.42 gal
54.57 L · about $83.19
Round trip
$166.38
28.84 gal · 109.14 L
Estimated CO2
128.2 kg one way
Round trip: 256.3 kg / 565 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $83.19 $166.38
Mid-grade $6.07 $87.47 $174.94
Premium $6.24 $90.02 $180.05
Diesel $7.57 $109.12 $218.23

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

There is no time difference between Boulder Creek and Riverside. The current time is 01:55:01.

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.