How far is San Bruno, CA from Grabtown, CA?

The driving distance from San Bruno, CA to Grabtown, CA is about 22 miles (35.4 km), with a travel time of about 00h 34m by car.

  • The straight-line flight distance is about 14.9 miles (23.9 km).
  • For a round trip, plan for roughly 01h 08m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM PDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
22 mi
00h 34m
Flight
14.86 mi
23.91 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from San Bruno.

Flight Distance

Direct air line
14.86 mi
Kilometers
23.91 km
Flight Time
00h 01m

Driving Distance

Road route
22 mi
Kilometers
35.4 km
Drive Time
00h 34m

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 34m.

Arrival Snapshot
Arrive in Grabtown
Wed, Apr 15, 11:39 PM PDT
Return by in San Bruno
Thu, Apr 16, 12:14 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Bruno
2026-04-15T23:05
Arrive Grabtown
Wed, Apr 15, 11:39 PM PDT
Route Timing
00h 34m
One way by road
Best Departure Window
7:00 AM to 7:00 PM PDT
Leave when it suits your day
Arrive between
7:34 AM to 7:34 PM PDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:22 PM PDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in San Bruno
10:00 PM PDT
Flexible departure

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.

Mid-route stop
San Mateo
CA

The second most populous city in San Mateo County, California.

From San Bruno
11 mi
00h 17m
To Grabtown
11 mi
00h 17m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
61°F
Today

Mostly Sunny

Starts
Wed, Apr 15 10:00 AM PDT
Wind
13 to 18 mph W
Destination
58°F
Wednesday

Mostly Sunny

Starts
Wed, Apr 15 6:00 AM PDT
Wind
10 to 17 mph W

Driving Route Map

The map below follows the saved road route between San Bruno and Grabtown.

Turn-by-Turn Driving Directions

Step-by-step road directions between San Bruno and Grabtown.

  1. 1

    Start on the route

    63 m · 17 sec

  2. 2

    Turn right onto San Mateo Avenue

    82 m · 9 sec · San Mateo Avenue

  3. 3

    Turn left onto San Bruno Avenue West

    1.5 km · 2 min · San Bruno Avenue West

  4. 4

    Continue on San Bruno Avenue West

    708 ft · 16 sec · San Bruno Avenue West

  5. 5

    Turn left onto I 280 South: San Jose

    1090 ft · 27 sec

  6. 6

    Merge slight left onto Junipero Serra Freeway

    7.8 mi · 9 min · Junipero Serra Freeway

  7. 7

    Take the exit slight right toward CA 35, CA 92 West: Half Moon Bay, Bunker Hill Drive

    1261 ft · 36 sec

  8. 8

    Continue on Skyline Boulevard

    1.1 mi · 2 min · Skyline Boulevard

  9. 9

    At the end of the road, turn right onto Half Moon Bay Road

    2 mi · 3 min · Half Moon Bay Road

  10. 10

    Turn left onto Skyline Boulevard

    6.9 mi · 10 min · Skyline Boulevard

  11. 11

    Turn right onto Tunitas Creek Road

    2.6 mi · 6 min · Tunitas Creek Road

  12. 12

    Arrive at your destination

    0 m · 1 sec · Tunitas Creek Road

Car Route Details

A richer read on the saved driving route between San Bruno and Grabtown.

OSRM road route
Drive Character

Turn-heavy local drive

The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.

Directions
12 steps
6 turns on the saved route
Ramps & Exits
2
1 merges, 1 ramps or exits
Navigation Density
54.5 / 100 mi
Decision points by distance
Main Roads
Skyline Boulevard
7.98 mi · 36%
Junipero Serra Freeway
7.8 mi · 35%
Tunitas Creek Road
2.57 mi · 12%
Half Moon Bay Road
2.02 mi · 9%
San Bruno Avenue West
1.09 mi · 5%
CA 35
0.24 mi · 1%
Longest Stretch

Junipero Serra Freeway

Merge slight left onto Junipero Serra Freeway

7.8 mi · 00h 09m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 34m
Quick drive
Same-Day Return
01h 08m
Round-trip wheel time
Road vs Air
+7.1 mi
14.9 mi direct line
Halfway Stop
San Mateo
00h 17m from San Bruno
Leave By
7:22 PM PDT
Flexible departure
Weather Watch

Mostly Sunny leaving San Bruno and Mostly Sunny near Grabtown.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from San Bruno to Grabtown?

The road trip is about 22 miles (35.4 km) and usually takes 00h 34m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

San Mateo is a useful midpoint, sitting about 11 miles from San Bruno and 11 miles from Grabtown.

How much longer is the road route than the straight-line distance?

The direct path is about 14.9 miles (23.9 km), while the road route adds roughly 7.1 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 7:00 AM to 7:00 PM PDT. If you want a more comfortable same-day return, try to leave by 7:22 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $4.50 one way or $9.00 round trip. Estimated CO2 is about 6.9 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around San Bruno and Mostly Sunny near Grabtown.

Stop Ideas Near San Mateo

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around San Mateo, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to San Mateo.

RAIL

Hayward station

23 mi away
22555 Meekland Avenue
RAIL

Oakland Coliseum station

24 mi away
700 73rd Avenue
BUS

San Francisco (Civic Center), California

25 mi away
1150 Market Street
BUS

San Francisco (Caltrain), California

25 mi away
700 4th St.

Flight Path Map

This map shows the direct air route between San Bruno and Grabtown. Straight-line distance: 14.86 mi (23.91 km).

San Bruno

#1 San Bruno

A city in San Mateo County, California.

Population44,051
Coordinates37.6304900, -122.4110800
Altitude5
CountryUnited States
Photo coming soon

#2 Grabtown

Grabtown is a place in California, United States.

Population0
Coordinates37.4221600, -122.3438600
Altitude490
CountryUnited States
Start: San Bruno (-122.41108, 37.63049)
End: Grabtown (-122.34386, 37.42216)

Estimated Travel Time

Distance: 35 km by road

SpeedTime
30 mph (48.3 km/h)00h 43m
40 mph (64.37 km/h)00h 32m
50 mph (80.47 km/h)00h 26m
60 mph (96.56 km/h)00h 21m
70 mph (112.65 km/h)00h 18m
80 mph (129 km/h)00h 16m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.78 gal
2.94 L · about $4.50
Round trip
$9.00
1.56 gal · 5.88 L
Estimated CO2
6.9 kg one way
Round trip: 13.9 kg / 31 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $4.50 $9.00
Mid-grade $6.07 $4.73 $9.46
Premium $6.24 $4.87 $9.74
Diesel $7.57 $5.90 $11.80

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 16, 2026

There is no time difference between San Bruno and Grabtown. The current time is 23:05:28.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.