How far is Clayton, CA from Fremont, CA?
The driving distance from Clayton, CA to Fremont, CA is about 43.7 miles (70.3 km), with a travel time of about 00h 58m by car.
- The straight-line flight distance is about 27.3 miles (43.9 km).
- For a round trip, plan for roughly 01h 56m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 00h 58m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
A city in Contra Costa County, California.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Light Rain
Chance Light Rain
Driving Route Map
The map below follows the saved road route between Clayton and Fremont.
Turn-by-Turn Driving Directions
Step-by-step road directions between Clayton and Fremont.
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1
Start on Diablo Street
20 m · 5 sec · Diablo Street
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2
Turn right onto Main Street
603 ft · 26 sec · Main Street
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3
At the end of the road, turn sharp left onto Marsh Creek Road
125 m · 19 sec · Marsh Creek Road
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4
At the end of the road, turn left onto Clayton Road
1.5 mi · 3 min · Clayton Road
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5
Turn left onto Ygnacio Valley Road
7 mi · 13 min · Ygnacio Valley Road
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6
Turn left onto Civic Drive
1754 ft · 45 sec · Civic Drive
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7
Turn left onto North Broadway
1915 ft · 44 sec · North Broadway
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8
Continue on South Broadway
1.4 mi · 3 min · South Broadway
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9
At the end of the road, turn right onto Rudgear Road
98 m · 8 sec · Rudgear Road
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10
Take the ramp left toward I 680 South: San Jose
1446 ft · 35 sec
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11
Merge slight left onto Donald D Doyle Highway
46 m · 2 sec · Donald D Doyle Highway
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12
Keep slight right to continue on Donald D Doyle Highway
28.2 mi · 32 min · Donald D Doyle Highway
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13
Take the exit slight right toward Washington Boulevard
1530 ft · 46 sec
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14
Turn right onto Washington Boulevard
1.5 km · 2 min · Washington Boulevard
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15
Continue on Fremont Boulevard
1.9 mi · 5 min · Fremont Boulevard
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16
Turn left onto Mowry Avenue
692 ft · 29 sec · Mowry Avenue
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17
Continue on Mowry Avenue
542 ft · 23 sec · Mowry Avenue
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18
Arrive at your destination
0 m · 1 sec · Mowry Avenue
Car Route Details
A richer read on the saved driving route between Clayton and Fremont.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Donald D Doyle Highway
Keep slight right to continue on Donald D Doyle Highway
28.2 mi · 00h 32m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Chance Light Rain leaving Clayton and Chance Light Rain near Fremont.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Clayton to Fremont?
The road trip is about 43.7 miles (70.3 km) and usually takes 00h 58m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
San Ramon is a useful midpoint, sitting about 21.4 miles from Clayton and 22.3 miles from Fremont.
How much longer is the road route than the straight-line distance?
The direct path is about 27.3 miles (43.9 km), while the road route adds roughly 16.4 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM PDT. If you want a more comfortable same-day return, try to leave by 4:34 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.88 one way or $17.77 round trip. Estimated CO2 is about 13.7 kg one way.
What should you check before leaving?
Before you leave, expect Chance Light Rain around Clayton and Chance Light Rain near Fremont.
Stop Ideas Near San Ramon
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to San Ramon.
Dublin-Pleasanton, California
Pleasanton, CA
Hayward station
Oakland Coliseum station
Flight Path Map
This map shows the direct air route between Clayton and Fremont. Straight-line distance: 27.29 mi (43.92 km).
#1 Clayton
City in California, United States
| Population | 11,527 |
| Coordinates | 37.9410300, -121.9357900 |
| Altitude | 120 |
| Country | United States |
#2 Fremont
The fifth most populous city in California.
| Population | 234,569 |
| Coordinates | 37.5482700, -121.9885700 |
| Altitude | 17 |
| Country | United States |
End: Mowry Avenue (-121.988548, 37.548259)
Estimated Travel Time
Distance: 70 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 27m |
| 40 mph (64.37 km/h) | 01h 05m |
| 50 mph (80.47 km/h) | 00h 52m |
| 60 mph (96.56 km/h) | 00h 43m |
| 70 mph (112.65 km/h) | 00h 37m |
| 80 mph (129 km/h) | 00h 32m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.77 | $8.88 | $17.77 |
| Mid-grade | $6.07 | $9.34 | $18.68 |
| Premium | $6.24 | $9.61 | $19.23 |
| Diesel | $7.57 | $11.65 | $23.31 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in California · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.