How far is Atherton, CA from Montrose, CA?
The driving distance from Atherton, CA to Montrose, CA is about 354.4 miles (570.3 km), with a travel time of about 06h 41m by car.
- The straight-line flight distance is about 316.3 miles (509.1 km).
- For a round trip, plan for roughly 13h 23m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM PST.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 06h 41m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
City in Kings County, California, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Atherton and Montrose.
Turn-by-Turn Driving Directions
Step-by-step road directions between Atherton and Montrose.
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1
Start on El Camino Real
57 m · 8 sec · El Camino Real
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2
Continue on El Camino Real
1071 ft · 39 sec · El Camino Real
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3
Turn left onto Watkins Avenue
1 km · 2 min · Watkins Avenue
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4
At the end of the road, turn left onto Middlefield Road
648 ft · 22 sec · Middlefield Road
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5
Turn right onto Marsh Road
1.1 mi · 2 min · Marsh Road
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6
Take the ramp right toward US 101 South: San Jose
1640 ft · 42 sec
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7
Merge slight left onto Bayshore Freeway
7.5 mi · 9 min · Bayshore Freeway
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8
Keep slight left to continue on Bayshore Freeway
42.4 mi · 49 min · Bayshore Freeway
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9
Take the exit slight right toward CA 152 East: 10th Street, Pacheco Pass Road
1539 ft · 40 sec
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10
Turn left onto East 10th Street
108 m · 13 sec · East 10th Street
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11
Continue on Pacheco Pass Highway
40.6 mi · 50 min · Pacheco Pass Highway
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12
Take the exit slight right toward I 5: Los Angeles
3148 ft · 1 min
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13
Merge slight left onto Westside Freeway
181.1 mi · 3 hr 14 min · Westside Freeway
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14
Keep slight right
58.4 mi · 1 hr 7 min
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15
Keep slight left to continue on Golden State Freeway
2 mi · 2 min · Golden State Freeway
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16
Take the exit slight right toward I 210 East: Pasadena
1347 ft · 18 sec
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17
Continue on Foothill Freeway
17.9 mi · 21 min · Foothill Freeway
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18
Take the exit slight right toward Ocean View Boulevard
2066 ft · 53 sec
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19
Turn right onto Ocean View Boulevard
607 ft · 16 sec · Ocean View Boulevard
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20
Turn left onto Montrose Avenue
1529 ft · 39 sec · Montrose Avenue
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21
Turn left onto Waltonia Drive
34 m · 6 sec · Waltonia Drive
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22
Turn right
21 m · 5 sec
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23
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Atherton and Montrose.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Westside Freeway
Merge slight left onto Westside Freeway
181 mi · 03h 14m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Sunny leaving Atherton and Sunny near Montrose.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Atherton to Montrose?
The road trip is about 354.4 miles (570.3 km) and usually takes 06h 41m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Avenal is a useful midpoint, sitting about 177.2 miles from Atherton and 177.2 miles from Montrose.
How much longer is the road route than the straight-line distance?
The direct path is about 316.3 miles (509.1 km), while the road route adds roughly 38.1 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 6:00 AM to 7:30 AM PST. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $71.89 one way or $143.78 round trip. Estimated CO2 is about 111.1 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Atherton and Sunny near Montrose.
Stop Ideas Near Avenal
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 Avenal.
Kettleman City, California
Lemoore, California
Lemoore (Naval Air Station), California
Corcoran station
Flight Path Map
This map shows the direct air route between Atherton and Montrose. Straight-line distance: 316.35 mi (509.11 km).
#1 Atherton
City in California
| Population | 7,011 |
| Coordinates | 37.4613300, -122.1977400 |
| Altitude | 18 |
| Country | United States |
#2 Montrose
Situated at an elevation of 1253 feet in Los Angeles County, this unincorporated community lies in the Crescenta Valley foothills of the San Gabriel Mountains.
| Population | 0 |
| Coordinates | 34.2063900, -118.2242400 |
| Altitude | 382 |
| Country | United States |
End: Montrose (-118.22424, 34.20639)
Estimated Travel Time
Distance: 570 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 48m |
| 40 mph (64.37 km/h) | 08h 51m |
| 50 mph (80.47 km/h) | 07h 05m |
| 60 mph (96.56 km/h) | 05h 54m |
| 70 mph (112.65 km/h) | 05h 03m |
| 80 mph (129 km/h) | 04h 25m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.75 | $71.89 | $143.78 |
| Mid-grade | $5.99 | $74.93 | $149.85 |
| Premium | $6.19 | $77.33 | $154.65 |
| Diesel | $8.17 | $102.14 | $204.27 |
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 · Nov 09, 2026