Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 21, 2026 · Editorial standards
Drive Time
26m
Distance
18.9 mi
30 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$4
one way
EV Charging
Unknown
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Crockett, CA
Dominik Gryzbon
Walnut Creek, CA
Wikimedia Commons
Crockett to Walnut Creek is 18.9 miles and takes about 26 minutes via CA 4, with a fuel budget near $4 and enough daylight to finish in a day. This short trip connects two points within the Pacific Coast region, staying within California. Expect a straightforward drive that offers little in the way of major detours or extensive planning needs. It's an easy hop that's perfect for a quick local excursion or an addition to a larger Bay Area itinerary.
| Road | Distance | Duration |
|---|---|---|
| CA 4 | 7.3 mi | 8m |
| Senator Daniel E Boatwright Highway | 5 mi | 5m |
| Cummings Skyway | 2.2 mi | 3m |
| Crockett Boulevard | 1.9 mi | 3m |
| North Main Street | 0.6 mi | 1m |
| Pomona Street | 0.4 mi | 1m |
| Cooke Avenue | <0.1 mi | <1m |
Step-by-step road directions between Crockett, CA and Walnut Creek, CA.
Start on Cooke Avenue
Turn left onto Pomona Street
Turn left onto Crockett Boulevard
At end of road, turn left onto Cummings Skyway
Take the ramp
Turn right
Merge onto CA 4
Take the exit
Merge onto I 680
Keep slight right at fork onto I 680
Take the exit
Keep slight right at fork
Turn straight onto North Main Street
Keep slight left at fork onto North Main Street
Arrive at destination
5 decision points cluster between mile 4.6 and 17.9 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
Turn right toward CA 4 East
Lane positioning matters here
Take the exit toward I 680 South: San Jose
Exit ramp - move to the correct lane early. Lane positioning matters here
Keep slight right at fork onto I 680 / Senator Daniel E Boatwright Highway
Highway fork - watch signs carefully. Lane positioning matters here
Take the exit toward North Main Street, Walnut Creek
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Keep slight right at fork toward North Main Street South
Highway fork - watch signs carefully. Lane positioning matters here
Regular Gas
$4.34 one way
$8.69 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $6.02 | $4.48 | $8.95 |
| premium | $6.18 | $4.60 | $9.19 |
| diesel | $5.61 | $4.17 | $8.35 |
Estimated Tolls: $0.15
Toll estimates based on average 2024-2025 rates. EZ-Pass/SunPass discounts may lower the actual cost.
Drive Cost (one way)
Fuel
$4
Tolls
$0
Total
$4
Estimated CO2 emission: 6.6 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $2 in charging · 0 stops · 71% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 5.7 | 0 | $1.98 | $0.91 |
| Efficient EV | 4.7 | 0 | $1.65 | $0.76 |
| EV Truck/SUV | 7.6 | 0 | $2.65 | $1.21 |
Gas CO2
7 kg
EV CO2
2 kg (71% 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.
Current conditions at both ends of the drive.
Origin
Morning in Crockett on Tuesday
Local time
7:38 AM
PDT
Current temp
76°F
Mostly Sunny
Destination
Morning in Walnut Creek on Tuesday
Local time
7:38 AM
PDT
Current temp
66°F
Unavailable
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
This drive features a mixed profile, with 39% of the journey on highways. You'll experience stretches of Senator Daniel E Boatwright Highway and Cummings Skyway, primarily on CA 4. The longest uninterrupted segment is 7.3 miles on CA 4, offering a taste of consistent highway travel. The road character is generally practical, designed for efficient transit rather than scenic exploration, with the majority of the route involving straightforward highway driving.
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 4.6 miles in.
Focused - lots of decisions in a short distance, but it is over quickly
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 13 decision points packed into just 18.9 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 26m.
Where does it get tricky?
The main spots that need attention: at 4.6 miles: Lane positioning matters here; at 12.1 miles: Exit ramp - move to the correct lane early. Lane positioning matters here; at 15.3 miles (I 680 / Senator Daniel E Boatwright Highway): Highway fork - watch signs carefully. Lane positioning matters here.
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Crockett, CA and Walnut Creek, CA, road signs point toward Concord and Main Street South.
Concord
Main Street South
Weekend Trip
Doable as a same-day drive at 26m. Total distance: 18.9 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
26m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (39%). Some complex stretches to watch for.
Scenic Drive
Mixed highway & surface route profile with national parks nearby.
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 NPS for national parks. See our methodology for refresh cadence and limitations.
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