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Trip from Oakland, CA to Discovery Bay, CA

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Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Sep 11, 2026 · Editorial standards

Drive Time

1h 7m

Distance

54.1 mi

87 km

Drive Score

9/10

Great drive

Same Day?

Yes, doable

Fuel Cost

$12

one way

EV Charging

Unknown

Best Time to Leave

Save up to 16 min
4 AM
1h 2m ★
6 AM
1h 7m
8 AM
1h 18m
10 AM
1h 11m
12 PM
1h 10m
3 PM
1h 12m
5 PM
1h 18m
8 PM
1h 4m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

city and county seat of Alameda County, California, United States

Oakland, CA

Wikimedia Commons

census-designated place in Contra Costa County, California, United States

Discovery Bay, CA

Wikimedia Commons

Trip Overview

The drive from Oakland, CA to Discovery Bay, CA covers 54.1 miles and takes about 1h 7m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.

The route leans on CA 4, Caldecott Tunnel, Grove Shafter Freeway for much of the mileage, and the overall profile is mixed highway & surface. The longest uninterrupted segment is about 23 miles on CA 4. At current regular gas prices, budget about $12.33 one way before food or hotel costs.

Main Roads

Road Distance Duration
CA 4 23 mi 26m
Caldecott Tunnel 9.8 mi 11m
Grove Shafter Freeway 4.6 mi 5m
Marsh Creek Road 3.9 mi 5m
CA 242 3.9 mi 4m
Senator Daniel E Boatwright Highway 3.8 mi 4m
Byron Highway 2.6 mi 3m
Discovery Bay Boulevard 1.3 mi 3m
Longest stretch: CA 4 — 23 mi, about 26m

Turn-by-Turn Driving Directions

Step-by-step road directions between Oakland, CA and Discovery Bay, CA.

1

Start on 14th Street

0.4 mi · 1 min · 14th Street
2

Turn right onto Castro Street

0.2 mi · 34 sec · Castro Street
3

Take the ramp

0.2 mi · 25 sec
Toward I 980 East, CA 24: Walnut Creek, San Francisco, Hayward
4

Merge onto I 980

0.4 mi · 25 sec · John B. Williams Freeway
5

Continue on I 980

4.5 mi · 5 min · Grove Shafter Freeway
Toward CA 24: Berkeley, Walnut Creek Use the straight / slight right lanes.
6

Keep slight left at fork onto CA 24

0.2 mi · 13 sec · Grove Shafter Freeway
7

Continue on CA 24

9.8 mi · 11 min · Caldecott Tunnel
Use the straight / slight right lanes.
8

Merge onto I 680

3.8 mi · 4 min · Senator Daniel E Boatwright Highway
Use the straight / slight right lanes.
9

Keep slight right at fork onto CA 242

3.9 mi · 4 min · CA 242
Exit 50 Toward CA 242 North: Concord, Pittsburg Use the slight right lane.
10

Merge onto CA 4

15 mi · 17 min · CA 4
Use the straight / slight right lanes.
11

Keep slight left at fork onto CA 4

8.0 mi · 9 min · CA 4
Use the straight / slight right lanes.
12

Turn left onto CA 4

3.9 mi · 5 min · Marsh Creek Road
Use the straight lane.
13

Turn right onto CA 4

2.6 mi · 3 min · Byron Highway
Use the straight lane.
14

Turn left onto Discovery Bay Boulevard

1.3 mi · 3 min · Discovery Bay Boulevard
Use the left / straight lanes.
15

Turn right

57 ft · 2 sec
16

Arrive at destination

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

Downtown Saranap, CA, CA

Mid-route town

Meal stop

Saranap, CA

27 mi into the route

Best for: Lunch, fuel, and a longer reset

This sits close to the middle of the route, so it works well for the longest stop of the day.

Pacing Suggestions

Waldon, CA

Fuel and coffee

A short stop after about 12 miles helps settle the day before fatigue starts building.

Bay Point, CA

Meal break

The midpoint is around 27 miles from Oakland, CA, which is a good place for a longer meal and fuel stop.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Heads-up: tricky spots

5 of 13

5 decision points cluster between mile 0.6 and 38.3 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

5
0.6 mi into trip | ~1m in

Take the ramp toward I 980 East, CA 24: Walnut Creek, San Francisco, Hayward

Multiple destination signs - pick the right one

Toward I 980 East, CA 24: Walnut Creek, San Fra...
5
15.6 mi into trip | ~19m in | I 680 / Senator Daniel E Boatwright Highway

Merge onto I 680 / Senator Daniel E Boatwright Highway

Merge point - match speed before joining. Lane positioning matters here

Use the straight / slight right lanes.
9
19.4 mi into trip | ~24m in | CA 242

Keep slight right at fork onto CA 242 toward CA 242 North: Concord, Pittsburg

Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one

Use the slight right lane. Exit 50 Toward CA 242 North: Concord, Pittsburg
5
23.3 mi into trip | ~28m in | CA 4

Merge onto CA 4

Merge point - match speed before joining. Lane positioning matters here

Use the straight / slight right lanes.
6
38.3 mi into trip | ~45m in | CA 4

Keep slight left at fork onto CA 4

Highway fork - watch signs carefully. Lane positioning matters here

Use the straight / slight right lanes.

Fuel & Cost

Regular Gas

$12.33 one way

$24.65 round trip

$5.79/gal 25.4 MPG avg 19 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $5.96 $12.69 $25.38
premium $6.14 $13.08 $26.16
diesel $5.97 $12.71 $25.42

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$12

Estimated CO2 emission: 18.9 kg one way. Prices: EIA weekly data, 2026-09-07.

Driving Electric?

About $6 in charging · 0 stops · 68% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 16.2 0 $5.68 $2.60
Efficient EV 13.5 0 $4.73 $2.16
EV Truck/SUV 21.6 0 $7.57 $3.46

Gas CO2

19 kg

EV CO2

6 kg (68% 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 Sep 11, 2026

Origin

Oakland, CA

Afternoon in Oakland on Friday

Local time

4:58 PM

PDT

Current temp

52°F

Unavailable

Live forecast

Destination

Discovery Bay, CA

Afternoon in Discovery Bay on Friday

Local time

4:58 PM

PDT

Current temp

--

Unavailable

Time zone

Same local time

Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.

Road read

1h 7m 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.

What kind of drive is this?

54.1 mi in 1h 7m — 59% highway, the rest on surface roads. Biggest road: CA 4.

59% highway, the rest on surface roads — varied driving throughout.
16 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 23 mi on CA 4.

How Hard Is This Drive?

10/10

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 0.6 miles in.

Driving Effort 10/10

Demanding - stay alert through the decision-heavy sections

Balances navigation complexity with total wheel time.

This drive requires moderate attention. Across 54.1 miles you will encounter 13 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.

Where does it get tricky?

The main spots that need attention: at 0.6 miles: Multiple destination signs - pick the right one; at 15.6 miles (I 680 / Senator Daniel E Boatwright Highway): Merge point - match speed before joining. Lane positioning matters here; at 19.4 miles (CA 242): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.

Elevation Profile

Mostly flat terrain

623 ft 11 ft

Total Climb

806 ft

Total Descent

837 ft

Highest Point

623 ft

~7.7 mi in

Elevation Range

612 ft

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 Oakland, CA to Discovery Bay, CA, road signs begin pointing toward Pittsburg along the way.

Pittsburg

19.4 mi in | ~24m | via CA 242

About the Cities

Starting in Oakland, CA

Full guide →

Founded 1852

Oakland is a port city in the Bay Area of California in the United States. Once an industrial area overshadowed by San Francisco, its larger neighbor to the west, this city of 440,000 people (2020) has begun to step out from under San Francisco's shadow with its notable natural and architectural features and its rise as the multicultural "hipster" city of the Bay Area.

Top landmarks

  • San Francisco–Oakland Bay Bridge — suspension bridge connecting San Francisco and Oakland, California, USA
  • Lake Merritt — lagoon in Oakland, California, USA
  • Oakland Museum of California — art museum in Oakland, California

Arriving in Discovery Bay, CA

Full guide →

Founded 1964

Brentwood is an affluent, suburban city in eastern Contra Costa County, California with a popular downtown for visitors coming from the Sacramento Valley to the county. It serves as one of the eastern gateways to the East Bay, along with Livermore. Many in the city are commuters.

City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 1h 7m. Total distance: 54.1 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

1h 7m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

First-Time Driver

Mostly highway driving (59%). Some complex stretches to watch for.

Frequently Asked Questions

The longest stretch is about 23 miles on CA 4. The full list of main roads is in the Roads section above.

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 Discovery Bay, CA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.

Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.

The main spots that need attention: at 0.6 miles: Multiple destination signs - pick the right one; at 15.6 miles (I 680 / Senator Daniel E Boatwright Highway): Merge point - match speed before joining. Lane positioning matters here; at 19.4 miles (CA 242): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.

Yes. A round trip is manageable in a single day if you plan a break at Discovery Bay, CA before heading back.

How this page is built

Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and USGS 3DEP for elevation. See our methodology for refresh cadence and limitations.

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