Traveling from Clearlake to San Jose covers a distance of 151.5 miles and typically takes about 2 hours and 54 minutes. Because the route is categorized as a turn-heavy local drive, it is best suited for a single-day trip rather than an overnight excursion. You should budget approximately $21 for fuel to complete the journey. Both your origin and destination sit within the Pacific Coast region of California, keeping you within a consistent geographic zone. While the drive is manageable in one go, be prepared for a winding path rather than a straight interstate shot. This trip works well for those who prefer navigating local roads over high-speed highway cruising.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Break Rhythm
1 planned break
A short stop every 2 to 3 hours is enough for this drive.
Midpoint
71.1 miles from Clearlake, CA
A natural place for your longest stop of the day
, about 1h 35m into the drive
.
Main Roads
Road
Distance
Duration
Donald D Doyle Highway
32.4 mi
37m
CA 29
32 mi
47m
Saint Helena Highway South
21.7 mi
25m
Nimitz Freeway
8.3 mi
9m
Benicia-Martinez Bridge
8 mi
9m
Curtola Parkway
7.1 mi
9m
Saint Helena Highway
6.8 mi
7m
Broadway Street
5.1 mi
6m
Longest stretch:
Donald D Doyle Highway
— 32.4 mi, about 37m
Turn-by-Turn Driving Directions
Step-by-step road directions between Clearlake, CA and San Jose, CA.
1
Start on Duncan Avenue
0.2 mi·37 sec·Duncan Avenue
2
Continue on Lincoln Avenue
0.1 mi·29 sec·Lincoln Avenue
3
Turn right onto Polk Avenue
331 ft·18 sec·Polk Avenue
4
Turn right onto CA 53
3.6 mi·5 min·CA 53
5
Continue on CA 29
10 mi·15 min·CA 29
Use the left / straight / right lanes.
6
Enter roundabout onto CA 29
48 ft·0 sec·CA 29
7
Continue on CA 29
22 mi·32 min·CA 29
8
Turn left onto CA 29; CA 128
6.8 mi·7 min·Saint Helena Highway
9
Continue on CA 29; CA 128
2.4 mi·2 min·Main Street
10
Continue on CA 29; CA 128
22 mi·25 min·Saint Helena Highway South
Use the straight / slight right lanes.
11
Continue on CA 12; CA 29
1.3 mi·1 min·Napa–Vallejo Highway
12
Continue on CA 29
4.0 mi·4 min·Broadway Street
13
Continue on CA 29
1.8 mi·2 min·Sonoma Boulevard
Use the straight lane.
14
Continue on CA 29
1.1 mi·1 min·Sonoma Boulevard
Use the straight lane.
15
Turn left onto Redwood Street
0.3 mi·44 sec·Redwood Street
Use the left / uturn lanes.
16
Turn right onto US 40 Hist
1.1 mi·1 min·Broadway Street
17
Turn slight left onto US 40 Hist
0.7 mi·1 min·Alameda Street
18
Turn left onto Curtola Parkway
7.1 mi·9 min·Curtola Parkway
Use the straight lane.
19
Keep slight left at fork onto I 780
0.7 mi·46 sec·I 780
Exit 7BToward I 680 South: Martinez, San Jose
20
Continue on I 680
8.0 mi·9 min·Benicia-Martinez Bridge
Use the straight / slight right lanes.
21
Keep slight right at fork onto I 680
4.8 mi·5 min·Senator Daniel E Boatwright Highway
Use the straight / slight right lanes.
22
Continue on I 680
1.4 mi·1 min·Donald D Doyle Highway
23
Keep slight right at fork onto I 680
31 mi·35 min·Donald D Doyle Highway
Use the straight / slight right lanes.
24
Take the exit
0.2 mi·21 sec
Exit 12Toward CA 262Use the slight right lane.
25
Keep slight right at fork
0.3 mi·38 sec
Toward CA 262: Northwestern Polytechnic University, Warm Springs DistrictUse the straight / slight right lanes.
26
Merge onto CA 262
1.5 mi·2 min·Mission Boulevard
Use the straight / right lanes.
27
Merge onto I 880
8.3 mi·9 min·Nimitz Freeway
Use the straight / slight right lanes.
28
Take the exit
0.2 mi·26 sec
Exit 4AToward Downtown, North First StreetUse the straight / slight right lanes.
29
Turn left onto North 1st Street
1.5 mi·3 min·North 1st Street
Use the left / uturn lanes.
30
Turn right onto West Julian Street
494 ft·17 sec·West Julian Street
31
Turn left onto North Market Street
196 ft·6 sec·North Market Street
32
Arrive at destination
North Market Street
Trip Plan
Given the turn-heavy nature of this 151.5-mile route, allow yourself plenty of time to navigate the local roads comfortably. You should plan for at least one stop during the trip to stretch your legs and break up the constant steering. Since you are not relying on high-speed highways, try to leave during off-peak hours to avoid potential congestion on local thoroughfares. Keep your $21 fuel budget in mind, and ensure your tank is topped off before departing Clearlake, as local roads may not offer the same quick-access fueling options as major interstates. Flexibility is your greatest advantage here, so use the single-stop recommendation to pace yourself throughout the nearly three-hour drive.
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 71.1 miles from Clearlake, CA, or about 1h 35m into the drive.
The longest continuous stretch on this route runs about 32.4 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 31 miles or 46m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 71.1 miles or 1h 35m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 2h 31m
Traffic, exits, and arrival timing usually matter more near San Jose, CA than in the middle of the route.
Before You Leave
+
Open the route before leaving Clearlake, 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.
Day 1
Settle into the route from Clearlake, CA
This is one driving day of about 142.2 miles and 3h 4m.
Your first comfortable stop window is around 31 miles from Clearlake, CA.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on Donald D Doyle Highway for about 32.4 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 18
5 decision points cluster between mile 84.3 and 140.4 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
7
84.3 mi into trip|~1h 54m in|I 780
Keep slight left at fork onto I 780 toward I 680 South: Martinez, San Jose
Highway fork - watch signs carefully. Multiple destination signs - pick the right one
Exit 7B
Toward I 680 South: Martinez, San Jose
6
93 mi into trip|~2h 4m in|I 680 / Senator Daniel E Boatwright Highway
Keep slight right at fork onto I 680 / Senator Daniel E Boatwright Highway
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
7
130.1 mi into trip|~2h 46m in
Take the exit toward CA 262
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 12
Toward CA 262
9
130.3 mi into trip|~2h 47m in
Keep slight right at fork toward CA 262: Northwestern Polytechnic University, Warm Springs District
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward CA 262: Northwestern Polytechnic Univers...
8
140.4 mi into trip|~2h 59m in
Take the exit toward Downtown, North First Street
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 4A
Toward Downtown, North First Street
Fuel & Cost
Regular Gas
$32.68 one way
$65.37 round trip
$5.84/gal25.4 MPG avg50 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$6.02
$33.68
$67.36
premium
$6.18
$34.58
$69.16
diesel
$5.61
$31.40
$62.79
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$33
Meals
$25–$50
Total
$58–$83
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 49.8 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $15 in charging
· 0 stops
· 66% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
42.7
0
$14.93
$6.83
Efficient EV
35.6
0
$12.44
$5.69
EV Truck/SUV
56.9
0
$19.91
$9.10
Gas CO2
50 kg
EV CO2
17 kg (66% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
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 Apr 15, 2026
Origin
Clearlake, CA
Night
in Clearlake on Saturday
Local time
9:36 PM
PDT
Current temp
59°F
Unavailable
Live forecast
Destination
San Jose, CA
Night
in San Jose on Saturday
Local time
9:36 PM
PDT
Current temp
44°F
Unavailable
Live forecast
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.
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
15 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
3h 4m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
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.
Port Chicago Naval Magazine National Memorial
National Memorial
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...
4 mi from route
~11 min detour
Free
near mile 88.3
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...
14 mi from route
~36 min detour
Free
near mile 78.5
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...
21 mi from route
~52 min detour
Free
near mile 98.1
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,...
23 mi from route
~59 min detour
$15
near mile 78.5
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...
26 mi from route
~65 min detour
Free
near mile 78.5
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
Expect a technical experience behind the wheel, as this route is defined by turn-heavy local roads rather than a monotonous interstate grind. With 0% of the drive on major highways, you will be navigating surface streets like Lincoln Avenue and Polk Avenue for the duration of the trip. Because there is no extended highway usage, you will find that the longest uninterrupted stretch is 0 miles on Lincoln Avenue, requiring constant focus and steering input. The character of the road remains consistent throughout the 151.5-mile journey, favoring slow-and-steady maneuvering over rapid transit. You will spend the entire time navigating local infrastructure, which creates a very hands-on driving dynamic.
36% highway, the rest on surface roads — varied driving throughout.
32 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 32.4 mi on Donald D Doyle Highway.
How Hard Is This Drive?
9/10
This route mixes highway mileage with some local-road sections near the start or finish. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 84.3 miles in near I 780.
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 18 significant decision points across 142.2 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 84.3 miles (I 780): Highway fork - watch signs carefully. Multiple destination signs - pick the right one; at 93 miles (I 680 / Senator Daniel E Boatwright Highway): Highway fork - watch signs carefully. Lane positioning matters here; at 130.1 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Clearlake, CA to San Jose, CA, road signs begin pointing toward Warm Springs District along the way.
Clearlake is a city in Lake County inland in the North Coast region of California. It is located at the southern end of Clear Lake, which is more than 1.5 million years old.
Often called "the capital of Silicon Valley", San Jose is the largest city in the Bay Area, 3rd largest in California, and the 12th largest city in the United States, with a population of over 997,000 residents as of 2024. It was named the 6th safest big city in the U.S. in 2015. This clean, sprawling metropolis has sports, beautiful vistas, and ethnic enclaves and bleeds into the greater Bay Area for travelers who want to take their time in Northern California.
Doable as a same-day drive at 3h 4m. Total distance: 142.2 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
3h 4m drive, comfortable solo distance.
Scenic Drive
Mixed highway & surface route profile with national parks nearby.
Frequently Asked Questions
The longest stretch is about 32.4 miles on Donald D Doyle Highway. The full list of main roads is in the Roads section above.
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 San Jose, 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 1 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
The main spots that need attention: at 84.3 miles (I 780): Highway fork - watch signs carefully. Multiple destination signs - pick the right one; at 93 miles (I 680 / Senator Daniel E Boatwright Highway): Highway fork - watch signs carefully. Lane positioning matters here; at 130.1 miles: Exit ramp - move to the correct lane early. Lane positioning matters here.
Yes — Port Chicago Naval Magazine National Memorial, Rosie the Riveter WWII Home Front National Historical Park and San Francisco Maritime National Historical Park (5 total within detour distance). See the National Parks section for detour distances and tips on detours.
Possible but tiring. At 3.1 hours each way, an in-and-out day trip would put you behind the wheel for 6.1 hours — manageable with a long break at San Jose, CA, but most travelers stay overnight.
