Origin
Fremont, CA
Afternoon in Fremont on Thursday
Local time
2:36 PM
PDT
Current temp
67°F
Unavailable
Live forecast
Trip from Fremont, CA to Antioch, CA
Last recalculated Apr 16, 2026
Drive Time
1h 8m
Distance
54.9 mi
88 km
Drive Score
7/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$13
one way
EV Charging
Unknown
Best Time to Leave
4 AM
1h 3m
★
6 AM
1h 8m
8 AM
1h 19m
10 AM
1h 12m
12 PM
1h 11m
3 PM
1h 12m
5 PM
1h 18m
8 PM
1h 5m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Antioch, CA
Wikimedia Commons
Trip Overview
This 54.9-mile drive from Fremont to Antioch, California, is a straightforward journey that can easily be completed in about 1 hour and 8 minutes. Primarily utilizing I-680, CA-242, and CA-4, this route is almost entirely highway driving, making it a quick and efficient trip. With a projected fuel cost of around $13, it's an economical option for a single-day excursion. Since it's a short drive, you won't need an overnight stop. This route stays within the Pacific Coast region, offering a convenient connection between two California communities.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 1h 8m. Total distance: 54.9 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 8m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (92%). Some complex stretches to watch for.
Drive Character
Expect a highway-focused experience for 92% of this 54.9-mile trip. The majority of your time will be spent on freeways, with the longest uninterrupted stretch spanning 34.4 miles on I-680. While primarily a fast-paced drive, the transition onto CA-242 and then CA-4 will shift your environment as you approach your destination. This route is designed for efficient travel, prioritizing speed and directness over scenic detours.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 13 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
I 680 is the longest continuous segment at about 34.4 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on I 680 and CA 4. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes early in the drive near Fremont Boulevard.
Driving Effort
7/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 54.9 miles you will encounter 8 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: near the start (Fremont Boulevard): Lane positioning matters here; at 3.1 miles: Lane positioning matters here; at 37.8 miles (CA 242): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Critical Maneuvers
5 of 8 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
6
0 mi into trip
|
~0m in
|
Fremont Boulevard
Turn right onto Fremont Boulevard
Lane positioning matters here
Use the straight / right lanes.
6
3.1 mi into trip
|
~7m in
Turn left toward I 680 North: Sacramento
Lane positioning matters here
Use the left lane.
Toward I 680 North: Sacramento
9
37.8 mi into trip
|
~47m 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
8
54.2 mi into trip
|
~1h 6m in
Take the exit toward Lone Tree Way, A 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 28
Toward Lone Tree Way, A Street
6
54.9 mi into trip
|
~1h 8m in
|
East 18th Street
Turn right onto East 18th Street
Lane positioning matters here
Use the right lane.
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 Fremont, CA to Antioch, CA, road signs begin pointing toward Pittsburg along the way.
Pittsburg
37.8 mi in
|
~47m
|
via CA 242
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 680 | 34.4 mi | 39m |
| CA 4 | 12.5 mi | 14m |
| CA 242 | 3.9 mi | 4m |
| Fremont Boulevard | 1.9 mi | 4m |
| Washington Boulevard | 1.2 mi | 2m |
| A Street | 0.5 mi | <1m |
| Lone Tree Way | <0.1 mi | <1m |
| Mowry Avenue | <0.1 mi | <1m |
Longest stretch:
I 680
— 34.4 mi, about 39m
Turn-by-Turn Driving Directions
Step-by-step road directions between Fremont, CA and Antioch, CA.
1
Start on Mowry Avenue
109 ft
·
6 sec
·
Mowry Avenue
2
Turn right onto Fremont Boulevard
1.9 mi
·
4 min
·
Fremont Boulevard
Use the straight / right lanes.
3
Continue on Washington Boulevard
1.2 mi
·
2 min
·
Washington Boulevard
Use the left lane.
4
Turn left
0.2 mi
·
31 sec
Toward I 680 North: Sacramento
Use the left lane.
5
Merge onto I 680
34 mi
·
39 min
·
I 680
Use the straight / slight right lanes.
6
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.
7
Merge onto CA 4
13 mi
·
14 min
·
CA 4
Use the straight / slight right lanes.
8
Take the exit
0.2 mi
·
29 sec
Exit 28
Toward Lone Tree Way, A Street
Use the straight / slight right lanes.
9
Turn straight
111 ft
·
4 sec
10
Turn left onto Lone Tree Way
301 ft
·
13 sec
·
Lone Tree Way
Use the left lane.
11
Continue on A Street
0.5 mi
·
55 sec
·
A Street
12
Turn right onto East 18th Street
70 ft
·
1 sec
·
East 18th Street
Use the right lane.
13
Arrive at destination
East 18th Street
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 27.5 mi from Fremont, CA · 35m into the drive
Mid-route town
Meal stop
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
Fuel and coffee
A short stop after about 12 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 27.5 miles from Fremont, CA, which is a good place for a longer meal and fuel stop.
Arriving in Antioch, CA
The final approach into Antioch, CA usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$12.62 one way
$25.24 round trip
$5.84/gal
25.4 MPG avg
19 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $6.02 | $13.00 | $26.01 |
| premium | $6.18 | $13.35 | $26.70 |
| diesel | $5.61 | $12.12 | $24.24 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$13
Estimated CO2 emission: 19.2 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $6 in charging · 0 stops · 68% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 16.5 | 0 | $5.76 | $2.64 |
| Efficient EV | 13.7 | 0 | $4.80 | $2.20 |
| EV Truck/SUV | 22 | 0 | $7.69 | $3.51 |
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.
Destination
Antioch, CA
Afternoon in Antioch on Thursday
Local time
2:36 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 8m 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.
Frequently Asked Questions
The drive from Fremont, CA to Antioch, CA covers 54.9 miles and takes about 1h 8m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are I 680, CA 4, CA 242. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 27.5 miles from Fremont, CA. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $12.62 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This drive requires moderate attention. Across 54.9 miles you will encounter 8 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
The main spots that need attention: near the start (Fremont Boulevard): Lane positioning matters here; at 3.1 miles: Lane positioning matters here; at 37.8 miles (CA 242): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
On the drive from Fremont, CA to Antioch, CA, road signs begin pointing toward Pittsburg along the way.
Yes. Nearby national parks include Port Chicago Naval Magazine National Memorial, Rosie the Riveter WWII Home Front National Historical Park and San Francisco Maritime National Historical Park. There are 5 parks within detour distance of this route.
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