Riverside to Santa Rosa is 478.9 miles and takes about 9h 4m via Westside Freeway, with a fuel budget near $106 and enough daylight to finish in a day, though an overnight stop is recommended. This trip takes you across California, from the Pacific Coast region to the same region, predominantly on highways. With a recommended two days for the drive, you'll have ample time to break up the nearly 500 miles. Consider this route if you're looking for a straightforward, mostly highway path between Southern and Northern California.
Trip Pace
Best split across 2 days
Treat the return leg as its own travel day rather than an afterthought.
Break Rhythm
2 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
239.5 miles from Riverside, CA
A natural place for your longest stop of the day
, about 4h 34m into the drive
.
Main Roads
Road
Distance
Duration
Westside Freeway
225.6 mi
4h 1m
Foothill Freeway
43.9 mi
50m
I 5 Truck
37.1 mi
42m
Redwood Highway
37 mi
43m
Arthur H. Breed Junior Freeway
29.6 mi
34m
Golden State Freeway
22.3 mi
25m
William Elton Brown Freeway
17 mi
18m
MacArthur Freeway
16.7 mi
19m
Longest stretch:
Westside Freeway
— 225.6 mi, about 4h 1m
Traffic on I-5
Hour-of-day weekday pattern from 162 FHWA count stations on your route.
Peak
2 PM
~1,824 veh/hr typical
· worst 2,650
Quietest
2 AM
~367 veh/hr
Peak-to-quiet ratio
5×
busier at peak than in the quiet hours
12a6anoon6p11p
Averaged across 89 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Riverside, CA and Santa Rosa, CA.
1
Start on this road
181 ft·13 sec·this road
2
Turn right
94 ft·7 sec
3
Turn right onto Magnolia Avenue
228 ft·14 sec·Magnolia Avenue
4
Turn left onto Central Avenue
3.5 mi·6 min·Central Avenue
Use the left lane.
5
Turn right onto Van Buren Boulevard
6.1 mi·8 min·Van Buren Boulevard
Use the right lane.
6
Continue on Mission Boulevard
0.3 mi·24 sec·Mission Boulevard
Use the straight lane.
7
Take the ramp
0.3 mi·41 sec
Toward CA 60 West
8
Merge onto CA 60
12 mi·13 min·Pomona Freeway
Use the straight / slight right lanes.
9
Take the exit
0.2 mi·29 sec
Exit 29BToward CA 71 South, CA 71 North: Corona, PomonaUse the straight / slight right lanes.
10
Keep slight right at fork
0.5 mi·1 min
Toward CA 71 North: PomonaUse the slight right lane.
11
Keep slight left at fork
0.2 mi·19 sec
Use the straight / slight right lanes.
12
Merge onto CA 71
3.5 mi·4 min·Chino Valley Freeway
Use the straight / slight right lanes.
13
Keep slight left at fork
0.7 mi·1 min
Toward CA 57 North
14
Continue on CA 57
3.4 mi·3 min·CA 57
Use the straight / slight right lanes.
15
Keep slight left at fork
1.1 mi·2 min
Exit 25CToward I 210 West: Pasadena
16
Merge onto I 210
18 mi·21 min·Foothill Freeway
Use the straight / slight right lanes.
17
Keep slight right at fork onto I 210
26 mi·29 min·Foothill Freeway
Exit 26AToward I 210 West: SacramentoUse the straight / slight right lanes.
18
Keep slight right at fork
0.1 mi·9 sec
Use the slight right lane.
19
Merge onto I 5 Truck
1.0 mi·1 min·I 5 Truck
Exit 161A
20
Keep slight left at fork onto I 5 Truck
36 mi·41 min·I 5 Truck
Use the straight / slight right lanes.
21
Keep slight left at fork onto I 5
22 mi·25 min·Golden State Freeway
Use the straight / slight right lanes.
22
Keep slight right at fork onto I 5
226 mi·4 hr 1 min·Westside Freeway
Toward I 5 NorthUse the straight / slight right lanes.
23
Keep slight left at fork onto I 580
16 mi·17 min·William Elton Brown Freeway
Toward I 580 West: Tracy, San Francisco
24
Keep slight right at fork onto I 580 Bypass
1.1 mi·1 min·William Elton Brown Freeway
25
Merge onto I 580
18 mi·20 min·Arthur H. Breed Junior Freeway
Use the straight / slight right lanes.
26
Keep slight right at fork onto I 580
12 mi·13 min·Arthur H. Breed Junior Freeway
Use the straight / slight right lanes.
27
Keep slight right at fork onto I 580
8.3 mi·9 min·MacArthur Freeway
Toward I 580: Oakland, San FranciscoUse the slight left / slight right lanes.
28
Keep slight left at fork onto I 580
8.3 mi·9 min·MacArthur Freeway
Use the straight / slight right lanes.
29
Continue on I 80; I 580
3.3 mi·4 min·Eastshore Freeway
Use the straight / slight right lanes.
30
Keep slight right at fork onto I 580
13 mi·17 min·John T. Knox Freeway
Exit 13BToward I 580 West: Point Richmond, San RafaelUse the straight / slight right lanes.
31
Keep slight left at fork
0.7 mi·54 sec
Exit 1AToward US 101 North: San Rafeal
32
Merge onto US 101
37 mi·43 min·Redwood Highway
Use the straight / slight right lanes.
33
Take the exit
0.2 mi·30 sec
Exit 489Toward Third Street, DowntownUse the straight / slight right lanes.
34
Keep slight right at fork
0.1 mi·24 sec
Exit 489Toward Third Street, DowntownUse the slight right lane.
35
Turn right onto 3rd Street
0.2 mi·33 sec·3rd Street
Use the right lane.
36
Turn left onto B Street
329 ft·18 sec·B Street
37
Turn right onto 4th Street
446 ft·12 sec·4th Street
38
Arrive at destination
4th Street
Trip Plan
Given the 9-hour drive time and 478.9-mile distance, planning for two days is a smart move. The recommended two stops suggest breaking the drive into manageable segments. Aim to leave early in the morning to maximize daylight for driving. Keep an eye on your fuel; at an estimated $106 cost, it's wise to fill up when you see stations, especially since the longest stretch is over 200 miles. The Westside Freeway will be your primary artery for much of the journey, so be prepared for freeway conditions.
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
This drive is better paced as a 2-day trip.
Plan roughly 2 meaningful breaks for fuel, food, and rest.
The halfway point lands around 239.5 miles from Riverside, CA, or about 4h 34m into the drive.
The longest continuous stretch on this route runs about 225.6 miles.
Consider an overnight stop or starting very early.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 105 miles or 2h 8m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 239.5 miles or 4h 34m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Overnight split
Day 1 wrap after about 239.5 miles or 4h 34m
Stop before fatigue turns the last few hours into a grind. You want day two to start fresh, not just resumed.
Final approach
Final hour starts around 7h 50m
Traffic, exits, and arrival timing usually matter more near Santa Rosa, CA than in the middle of the route.
Before You Leave
+
Open the route before leaving Riverside, CA so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
+
Pick one backup stop option before the midpoint in case traffic changes your pacing.
+
Treat this as a 2-day road trip and book the overnight stop before the busiest arrival window.
Day 1
Settle into the route from Riverside, CA
Aim for roughly 239 miles and 4.5 hours of wheel time on this day.
Day 2
Finish the approach into Santa Rosa, CA
Aim for roughly 239 miles and 4.5 hours of wheel time on this day.
Your first comfortable stop window is around 105 miles from Riverside, CA.
This route usually feels better as a 2-day drive than as one long push.
Plan about 2 real breaks rather than only quick fuel stops.
The longest stretch is on Westside Freeway for about 225.6 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 33
5 decision points cluster between mile 22.4 and 478.4 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
8
22.4 mi into trip|~30m in
Take the exit toward CA 71 South, CA 71 North: Corona, Pomona
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 29B
Toward CA 71 South, CA 71 North: Corona, Pomona
8
50.4 mi into trip|~1h 5m in|I 210 / Foothill Freeway
Keep slight right at fork onto I 210 / Foothill Freeway toward I 210 West: Sacramento
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
Exit 26A
Toward I 210 West: Sacramento
8
407.6 mi into trip|~7h 37m in|I 580 / MacArthur Freeway
Keep slight right at fork onto I 580 / MacArthur Freeway toward I 580: Oakland, San Francisco
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left / slight right lanes.
Toward I 580: Oakland, San Francisco
9
427.7 mi into trip|~8h 1m in|I 580 / John T. Knox Freeway
Keep slight right at fork onto I 580 / John T. Knox Freeway toward I 580 West: Point Richmond, San Rafael
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 13B
Toward I 580 West: Point Richmond, San Rafael
10
478.4 mi into trip|~9h 2m in
Keep slight right at fork toward Third Street, Downtown
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 489
Toward Third Street, Downtown
Fuel & Cost
Regular Gas
$115.86 one way
$231.72 round trip
$6.15/gal25.4 MPG avg168 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$6.34
$119.52
$239.04
premium
$6.50
$122.48
$244.96
diesel
$6.28
$118.33
$236.66
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$116
Hotel (1n)
$80–$140
Meals
$50–$100
Total
$246–$356
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 167.6 kg one way.
Prices: EIA weekly data, 2026-10-19.
Driving Electric?
About $50 in charging
· 1 stop
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
143.7
1
$50.28
$22.99
Efficient EV
119.7
1
$41.90
$19.16
EV Truck/SUV
191.6
2
$67.05
$30.65
Gas CO2
168 kg
EV CO2
56 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Oct 19, 2026
Origin
Riverside, CA
Evening
in Riverside on Thursday
Local time
5:10 PM
PDT
Current temp
63°F
Clear
SE 5 mph0% chanceLive forecast
Beach Hazards Statement
Beach Hazards Statement issued October 19 at 1:23AM PDT until October 20 at 9:00AM PDT by NWS San Diego CA
Beach Hazards Statement
Beach Hazards Statement issued October 18 at 12:31PM PDT until October 20 at 9:00AM PDT by NWS Los Angeles/Oxnard CA
Destination
Santa Rosa, CA
Evening
in Santa Rosa on Thursday
Local time
5:10 PM
PDT
Current temp
45°F
Patchy Fog
SW 1 mph4% chanceLive forecast
Beach Hazards Statement
Beach Hazards Statement issued October 19 at 1:23AM PDT until October 20 at 9:00AM PDT by NWS San Diego CA
Beach Hazards Statement
Beach Hazards Statement issued October 18 at 12:31PM PDT until October 20 at 9:00AM PDT by NWS Los Angeles/Oxnard CA
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
For long drives, weather on day two can matter just as much as conditions at departure, so check the whole travel window rather than only the first day.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
18 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
9h 4m on the road
This is long enough that the arrival forecast matters almost as much as departure conditions. Recheck both ends before you roll.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
Rosie the Riveter WWII Home Front National Historical Park
National Historical Park
Celebrate and honor the contributions and sacrifices of American civilians on the WWII home front. Discover how diverse communities lived, worked, and interacted. Many faces, many stories, many truths...
2 mi from route
~5 min detour
Free
near mile 429.4
Walk among old growth coast redwoods, cooling their roots in the fresh water of Redwood Creek and lifting their crowns to reach the sun and fog. Federally protected as a National Monument since 1908,...
9 mi from route
~23 min detour
$15
near mile 445.9
Established in 1988, San Francisco Maritime National Historical Park celebrates America’s maritime heritage on the Pacific Coast. Our 50-acre park has grown around Aquatic Park Cove, a protected area...
9 mi from route
~22 min detour
Free
near mile 429.4
Experience a park so rich it supports 19 distinct ecosystems with over 2,000 plant and animal species. Go for a hike, enjoy a vista, have a picnic or learn about the centuries of overlapping history f...
12 mi from route
~29 min detour
Free
near mile 445.9
From its thunderous ocean breakers crashing against rocky headlands and expansive sand beaches to its open grasslands, brushy hillsides, and forested ridges, Point Reyes offers visitors over 1500 spec...
19 mi from route
~47 min detour
Free
near mile 445.9
On July 17, 1944, a massive explosion jolted the San Francisco East Bay area, shattering windows and lighting up the night sky. At Port Chicago Naval Magazine, 320 men were killed instantly when two s...
19 mi from route
~47 min detour
Free
near mile 429.4
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
This route is 89% highway, meaning you'll spend most of your time on freeways like the Westside Freeway. The longest stretch without a major change in road type is 225.6 miles, also on the Westside Freeway. Expect a consistent cruising pace for the majority of the trip, with the transition to surface roads occurring later in the drive. You'll notice a high density of exits and interchanges common to major freeway corridors.
89% highway — fuel and pacing are the main things to plan.
38 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 225.6 mi on Westside Freeway.
How Hard Is This Drive?
9/10
This is a straightforward highway drive that stays mostly on Westside Freeway and Foothill Freeway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 22.4 miles in.
Driving Effort9/10
High effort - long or complex enough to need steady focus all day
Balances navigation complexity with total wheel time.
This is a demanding drive. With 33 significant decision points across 478.9 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 22.4 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 50.4 miles (I 210 / Foothill Freeway): Highway fork - watch signs carefully. Lane positioning matters here; at 407.6 miles (I 580 / MacArthur Freeway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Elevation Profile
Gently rolling terrain
2,832 ft30 ft
Total Climb
2,640 ft
Total Descent
3,304 ft
Highest Point
2,832 ft
~102.6 mi in
Elevation Range
2,801 ft
Notable High Points
2,832 ft at ~102.6 miles+1,683 ft prominence
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Riverside, CA and Santa Rosa, CA, road signs point toward San Francisco and San Rafael.
Riverside is a city in Riverside County in California. With a population of over 300,000, the city plays host to a diverse cross-section of people and has a rich history. Riverside is approximately 55 miles east of downtown Los Angeles. It is a center for higher education, with one community college, a large state university, and two private universities. A hub of regional commerce and transportation, it is a city with an intriguing past and a promising future, and is worth a visit.
Top landmarks
•Mission Inn — hotel in Riverside, California
•Riverside Fox Theater — theater and movie theater in Riverside, California, United States
Santa Rosa is the largest city in Sonoma County, California, and fifth largest in the San Francisco Bay Area. The city is a jumping off point for visiting the wine country of Sonoma County and the Napa Valley, or driving out to the beautiful coastal and parks throughout the Sonoma County.
Top landmarks
•Luther Burbank Home and Gardens — city park and historic landmark in Santa Rosa, California
•Rosenberg's Department Store — historic building in Santa Rosa, California
The longest stretch is about 225.6 miles on Westside Freeway. The full list of main roads is in the Roads section above.
Yes — a 2-day pace is more comfortable than one long haul. A sensible stopping point is after roughly 239 miles on day one.
We did not find dedicated rest areas on this route. For a drive this long, plan bathroom and stretch breaks around gas stations, fast-food stops, or small-town downtowns — check the Nearby Places section for options.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Santa Rosa, CA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 2 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
The main spots that need attention: at 22.4 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 50.4 miles (I 210 / Foothill Freeway): Highway fork - watch signs carefully. Lane positioning matters here; at 407.6 miles (I 580 / MacArthur Freeway): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes — Rosie the Riveter WWII Home Front National Historical Park, Muir Woods National Monument and San Francisco Maritime National Historical Park (6 total within detour distance). See the National Parks section for detour distances and tips on detours.
Not recommended in a single day. At 9.1 hours each way, a round trip means 18.1 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Santa Rosa, CA before the return drive.
