San Diego to Hydesville is 745.6 miles and takes about 14h 21m via Westside Freeway, Redwood Highway, and San Diego Freeway, with a fuel budget near $182 and a need for an overnight stop. This long-haul drive spans the length of California, starting in the Pacific Coast region and ending in the same area, but offering a distinct change in scenery. Given the 14-hour duration, it's best tackled over two days, allowing for a more relaxed pace and appreciation of the drive. Plan for a significant amount of time on the road, covering a substantial distance through the state.
Trip Pace
Best split across 2 days
Treat the return leg as its own travel day rather than an afterthought.
Break Rhythm
4 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
372.8 miles from San Diego, CA
A natural place for your longest stop of the day
, about 7h into the drive
.
Main Roads
Road
Distance
Duration
Westside Freeway
225.6 mi
4h 1m
Redwood Highway
166.5 mi
3h 24m
San Diego Freeway
75.2 mi
1h 27m
Saint Helena Highway
51.2 mi
59m
Golden State Freeway
50 mi
57m
I 5 Truck
45.3 mi
52m
Santa Ana Freeway
30.4 mi
35m
Arthur H. Breed Junior Freeway
19.6 mi
22m
Longest stretch:
Westside Freeway
— 225.6 mi, about 4h 1m
Traffic on I-5
Hour-of-day weekday pattern from 460 FHWA count stations on your route.
Peak
3 PM
~3,834 veh/hr typical
· worst 4,705
Quietest
2 AM
~535 veh/hr
Peak-to-quiet ratio
7.2×
busier at peak than in the quiet hours
12a6anoon6p11p
Averaged across 96 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 San Diego, CA and Hydesville, CA.
1
Start on Front Street
26 ft·6 sec·Front Street
2
Turn left onto West Broadway
290 ft·12 sec·West Broadway
3
Turn left onto 1st Avenue
0.6 mi·1 min·1st Avenue
Use the left lane.
4
Take the ramp
0.2 mi·24 sec
Toward I 5 North: Los AngelesUse the left / straight lanes.
5
Merge onto I 5
13 mi·15 min·San Diego Freeway
Use the straight / slight right lanes.
6
Keep slight left at fork onto I 5
36 mi·43 min·San Diego Freeway
Use the straight / slight right lanes.
7
Keep slight right at fork onto I 5
18 mi·20 min·San Diego Freeway
Use the straight / slight right lanes.
8
Keep slight left at fork onto I 5
7.4 mi·8 min·San Diego Freeway
Use the straight / slight right lanes.
9
Keep slight right at fork onto I 5 Truck
1.6 mi·1 min·I 5 Truck
Toward Bake ParkwayUse the straight / slight right lanes.
10
Keep slight right at fork onto I 5 Truck
6.0 mi·6 min·I 5 Truck
Use the slight right lane.
11
Take the exit
0.2 mi·16 sec
Exit 100Toward Jamboree RoadUse the slight right lane.
12
Continue on this road
527 ft·11 sec·this road
13
Turn right onto Jamboree Road
0.1 mi·18 sec·Jamboree Road
Use the left / right lanes.
14
Turn left onto El Camino Real
2.2 mi·4 min·El Camino Real
Use the left lane.
15
Turn left onto Newport Avenue
357 ft·13 sec·Newport Avenue
Use the left lane.
16
Take the ramp
0.2 mi·16 sec
Toward I 5 North: Los Angeles
17
Merge onto I 5
1.3 mi·1 min·Santa Ana Freeway
Use the straight / slight right lanes.
18
Keep slight right at fork onto I 5
1.7 mi·1 min·Santa Ana Freeway
19
Keep slight right at fork onto I 5
9.4 mi·10 min·Santa Ana Freeway
Use the slight right lane.
20
Keep slight right at fork onto I 5
18 mi·20 min·Santa Ana Freeway
Use the straight / slight right lanes.
21
Keep slight right at fork onto I 5
25 mi·29 min·Golden State Freeway
Use the straight / slight right lanes.
22
Keep slight left at fork onto I 5
2.2 mi·2 min·Golden State Freeway
Use the straight / slight right lanes.
23
Keep slight right at fork onto I 5 Truck
1.5 mi·1 min·I 5 Truck
Exit 161AToward I 5 Truck North, CA 14 TruckUse the straight / slight right lanes.
24
Keep slight left at fork onto I 5 Truck
36 mi·41 min·I 5 Truck
Use the straight / slight right lanes.
25
Keep slight left at fork onto I 5
22 mi·25 min·Golden State Freeway
Use the straight / slight right lanes.
26
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.
27
Keep slight left at fork onto I 580
16 mi·17 min·William Elton Brown Freeway
Toward I 580 West: Tracy, San Francisco
28
Keep slight right at fork onto I 580 Bypass
1.1 mi·1 min·William Elton Brown Freeway
29
Merge onto I 580
18 mi·20 min·Arthur H. Breed Junior Freeway
Use the straight / slight right lanes.
30
Keep slight right at fork onto I 580
1.6 mi·1 min·Arthur H. Breed Junior Freeway
31
Take the exit
0.2 mi·16 sec
Exit 44BToward I 680 South, I 680 North: San Jose, Sacramento, Concord, Walnut CreekUse the slight right lane.
32
Keep slight right at fork
0.3 mi·30 sec
Toward I 680 North: Walnut Creek, Concord, SacramentoUse the straight / slight right lanes.
33
Merge onto I 680
15 mi·17 min·Donald D Doyle Highway
Use the straight / slight right lanes.
34
Continue on I 680
5.0 mi·5 min·Senator Daniel E Boatwright Highway
Toward I 680, CA 24Use the straight / slight right lanes.
35
Keep slight left at fork onto I 680
6.0 mi·6 min·Senator Daniel E Boatwright Highway
Toward I 680 North: Martinez, SacramentoUse the straight / slight right lanes.
36
Keep slight left at fork onto I 680
243 ft·3 sec·Senator Daniel E Boatwright Highway
37
Keep slight right at fork onto I 680
1.8 mi·2 min·Senator Daniel E Boatwright Highway
Use the slight right lane.
38
Keep slight left at fork onto I 780
6.7 mi·7 min·I 780
Toward I 780: BeniciaUse the straight / slight right lanes.
39
Take the exit
0.3 mi·33 sec
Exit 1BToward I 80 East: SacramentoUse the slight right lane.
40
Keep slight left at fork
448 ft·11 sec
Toward I 80 East: SacramentoUse the slight left lane.
41
Merge onto I 80
2.7 mi·3 min·Dwight D. Eisenhower Highway
Use the straight / slight right lanes.
42
Take the exit
0.1 mi·18 sec
Exit 33Toward CA 37: Napa, Novato, Auto Mall, Columbus ParkwayUse the straight / slight right lanes.
43
Keep slight left at fork
0.5 mi·1 min
Toward CA 37: NapaUse the straight / slight right lanes.
44
Continue on CA 37
1.5 mi·1 min·CA 37
Toward CA 37Use the straight / slight right lanes.
45
Take the exit
0.4 mi·51 sec
Exit 19Toward CA 29: Napa, Sonoma BoulevardUse the straight / slight right lanes.
46
Turn right onto CA 29
1.6 mi·1 min·Sonoma Boulevard
Use the right lane.
47
Continue on CA 29
4.0 mi·4 min·Broadway Street
Use the straight lane.
48
Continue on CA 29
1.3 mi·1 min·Napa–Vallejo Highway
Use the left lane.
49
Continue on CA 12; CA 29
22 mi·25 min·Saint Helena Highway
Use the straight / slight right lanes.
50
Continue on CA 29; CA 128
2.4 mi·2 min·Main Street
51
Continue on CA 29; CA 128
6.8 mi·7 min·Saint Helena Highway
52
Continue on CA 128
1.4 mi·1 min·Foothill Boulevard
53
Continue on CA 128
16 mi·18 min·Saint Helena Highway
54
Continue on CA 128
6.6 mi·7 min·Saint Helena Highway
55
At end of road, turn right onto CA 128
0.9 mi·1 min·Geyserville Avenue
56
Turn left onto CA 128
359 ft·6 sec·Canyon Road
57
Take the exit onto CA 128
0.3 mi·39 sec·CA 128
58
Merge onto US 101; CA 128
55 mi·1 hr 7 min·Redwood Highway
Use the straight / slight right lanes.
59
Continue on US 101
4.5 mi·5 min·Willits Bypass
Use the straight / slight right lanes.
60
Take the exit
0.7 mi·48 sec
61
Merge onto US 101
0.2 mi·16 sec·Willits Bypass
62
Continue on US 101
111 mi·2 hr 17 min·Redwood Highway
Use the straight / slight right lanes.
63
Take the exit
0.3 mi·37 sec
64
Turn right onto CA 36
2.7 mi·4 min·CA 36
65
Arrive at destination
CA 36
Trip Plan
This is a long drive, so splitting it over two days is highly recommended to avoid fatigue. Aim to depart early in the morning on your first day to maximize daylight. With four planned stops, you can break up the 14-hour driving time effectively. Keep an eye on your fuel gauge, especially during the 225.6-mile stretch on the Westside Freeway, as services might be spaced further apart. A good target for your overnight stop would be around the halfway point to balance your driving days.
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 4 meaningful breaks for fuel, food, and rest.
The halfway point lands around 372.8 miles from San Diego, CA, or about 7h 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 164 miles or 3h 14m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 372.8 miles or 7h 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 372.8 miles or 7h
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 13h 6m
Traffic, exits, and arrival timing usually matter more near Hydesville, CA than in the middle of the route.
Before You Leave
+
Open the route before leaving San Diego, 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 San Diego, CA
Aim for roughly 373 miles and 7.2 hours of wheel time on this day.
Day 2
Finish the approach into Hydesville, CA
Aim for roughly 373 miles and 7.2 hours of wheel time on this day.
Your first comfortable stop window is around 164 miles from San Diego, CA.
This route usually feels better as a 2-day drive than as one long push.
Plan about 4 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 52
5 decision points cluster between mile 144.7 and 502.3 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
9
144.7 mi into trip|~2h 52m in|I 5 Truck
Keep slight right at fork onto I 5 Truck toward I 5 Truck North, CA 14 Truck
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 161A
Toward I 5 Truck North, CA 14 Truck
8
466.8 mi into trip|~8h 43m in
Take the exit toward I 680 South, I 680 North: San Jose, Sacramento, Concord, Walnut Creek
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 44B
Toward I 680 South, I 680 North: San Jose, Sacr...
9
466.9 mi into trip|~8h 43m in
Keep slight right at fork toward I 680 North: Walnut Creek, Concord, Sacramento
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward I 680 North: Walnut Creek, Concord, Sacr...
8
487.4 mi into trip|~9h 7m in|I 680 / Senator Daniel E Boatwright Highway
Keep slight left at fork onto I 680 / Senator Daniel E Boatwright Highway toward I 680 North: Martinez, Sacramento
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward I 680 North: Martinez, Sacramento
8
502.3 mi into trip|~9h 24m in
Keep slight left at fork toward I 80 East: Sacramento
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight left lane.
Toward I 80 East: Sacramento
Fuel & Cost
Regular Gas
$182.47 one way
$364.93 round trip
$6.22/gal25.4 MPG avg261 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$6.40
$187.90
$375.79
premium
$6.57
$192.74
$385.48
diesel
$6.18
$181.38
$362.76
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$182
Hotel (1n)
$80–$140
Meals
$50–$100
Total
$312–$422
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 260.9 kg one way.
Prices: EIA weekly data, 2026-10-12.
Station data from NREL Alternative Fuel Stations database.
Driving Electric?
About $78 in charging
· 2 stops
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
223.7
2
$78.29
$35.79
Efficient EV
186.4
2
$65.24
$29.82
EV Truck/SUV
298.2
3
$104.38
$47.72
Gas CO2
261 kg
EV CO2
87 kg (67% less)
Plan for 2 charging stops, roughly every 270 miles. Allow 25-40 minutes per stop at a DC fast charger.
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 17, 2026
Origin
San Diego, CA
Morning
in San Diego on Saturday
Local time
7:05 AM
PDT
Current temp
74°F
Mostly Cloudy
0 mph1% chanceLive forecast
Wind Advisory
Wind Advisory issued October 16 at 8:41PM PDT until October 17 at 12:00PM PDT by NWS San Diego CA
High Wind Warning
High Wind Warning issued October 16 at 8:41PM PDT until October 18 at 12:00AM PDT by NWS San Diego CA
Destination
Hydesville, CA
Morning
in Hydesville on Saturday
Local time
7:05 AM
PDT
Current temp
47°F
Mostly Cloudy
WNW 3 mph0% chanceLive forecast
Wind Advisory
Wind Advisory issued October 16 at 8:41PM PDT until October 17 at 12:00PM PDT by NWS San Diego CA
High Wind Warning
High Wind Warning issued October 16 at 8:41PM PDT until October 18 at 12:00AM PDT by NWS San Diego 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
27 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
14h 21m 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.
Cabrillo National Monument
National Monument
In 1542, Juan Rodriguez Cabrillo climbed out of his boat and onto shore, becoming the first European to set foot on what is now the West Coast of the United States. Cabrillo National Monument not only...
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...
6 mi from route
~16 min detour
Free
near mile 488.5
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...
17 mi from route
~42 min detour
Free
near mile 488.5
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...
23 mi from route
~57 min detour
Free
near mile 488.5
The Santa Monica Mountains offer easy access to surprisingly wild places. Experience the famous beaches of Malibu or explore more than 500 miles of trails. The park abounds with historical and cultura...
25 mi from route
~62 min detour
Free
near mile 154.3
Yes, we can! Widely recognized as the most important Latino leader in the United States during the twentieth century, Cesar Chavez led farm workers and supporters in the establishment of the country's...
27 mi from route
~66 min detour
Free
near mile 205.7
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
You'll spend about 64% of this 745.6-mile trip on highways, with the longest continuous stretch on the Westside Freeway covering 225.6 miles. Expect a mix of freeway cruising and potentially more local road driving as you transition between major routes. The dense freeway system means you'll likely encounter frequent exit and entrance ramps, especially in more populated areas. The overall feel is one of consistent forward momentum across varied terrain.
64% highway — fuel and pacing are the main things to plan.
65 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?
10/10
At 14h 21m, this is a long-haul route where pacing matters more than any single turn. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 144.7 miles in near I 5 Truck.
Driving Effort10/10
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 52 significant decision points across 745.6 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 144.7 miles (I 5 Truck): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 466.8 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 466.9 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Elevation Profile
Gently rolling terrain
1,216 ft39 ft
Total Climb
2,417 ft
Total Descent
2,084 ft
Highest Point
1,216 ft
~639.1 mi in
Elevation Range
1,177 ft
Notable High Points
1,146 ft at ~159.8 miles+818 ft prominence
1,216 ft at ~639.1 miles+667 ft prominence
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between San Diego, CA and Hydesville, CA, road signs point toward San Francisco, Sacramento, Concord, Walnut Creek, Novato and Auto Mall.
From balmy beaches with a laid-back attitude to a gleaming modern image, San Diego offers much for the tourist to enjoy. Situated on the Southern California seacoast, San Diego is the second largest city in the state, with 1.4 million residents (2020), and has long attracted travelers for its ideal climate, miles of beaches, and location on the Mexican border right across from Tijuana.
But there's much more here than surfer culture and a quick hop across the border. A rich maritime and military heritage lives on in San Diego, which is home to the Pacific Fleet of the United States Navy. The city has also become known for its part in the wildlife conservation movement, owing to the presence of the world-renowned San Diego Zoo and Safari Park and the Scripps Institution of Oceanography. Natural scenery abounds from rocky tidepools and seaside cliffs to desert hills and canyons inland.
Top landmarks
•San Diego Zoo — zoo in Balboa Park, San Diego, California, United States
•Balboa Park — historic park in San Diego, 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 373 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 Hydesville, 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 4 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
The main spots that need attention: at 144.7 miles (I 5 Truck): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 466.8 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 466.9 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes — Cabrillo National Monument, Port Chicago Naval Magazine National Memorial and Rosie the Riveter WWII Home Front 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 14.4 hours each way, a round trip means 28.7 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Hydesville, CA before the return drive.
