How far is South San Francisco, CA from Grabtown, CA?

The driving distance from South San Francisco, CA to Grabtown, CA is about 24.5 miles (39.4 km), with a travel time of about 00h 37m by car.

  • The straight-line flight distance is about 16.5 miles (26.5 km).
  • For a round trip, plan for roughly 01h 14m 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
24.51 mi
00h 37m
Flight
16.44 mi
26.46 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from South San Francisco.

Flight Distance

Direct air line
16.44 mi
Kilometers
26.46 km
Flight Time
00h 01m

Driving Distance

Road route
24.51 mi
Kilometers
39.45 km
Drive Time
00h 37m

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 37m.

Arrival Snapshot
Arrive in Grabtown
Wed, Apr 15, 11:35 PM PDT
Return by in South San Francisco
Thu, Apr 16, 12:12 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave South San Francisco
2026-04-15T22:57
Arrive Grabtown
Wed, Apr 15, 11:35 PM PDT
Route Timing
00h 37m
One way by road
Best Departure Window
7:00 AM to 7:00 PM PDT
Leave when it suits your day
Arrive between
7:37 AM to 7:37 PM PDT

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

Leave by
7:16 PM PDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in South San Francisco
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 South San Francisco
12.2 mi
00h 18m
To Grabtown
12.2 mi
00h 18m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
66°F
Wednesday

Partly Sunny

Starts
Wed, Apr 15 6:00 AM PDT
Wind
5 to 14 mph WNW
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 South San Francisco and Grabtown.

Turn-by-Turn Driving Directions

Step-by-step road directions between South San Francisco and Grabtown.

  1. 1

    Start on Airport Boulevard

    112 m · 16 sec · Airport Boulevard

  2. 2

    Turn left onto Miller Avenue

    75 m · 12 sec · Miller Avenue

  3. 3

    Turn right onto Cypress Avenue

    111 m · 17 sec · Cypress Avenue

  4. 4

    Turn right onto Lux Avenue

    65 m · 12 sec · Lux Avenue

  5. 5

    Turn right onto Airport Boulevard

    2662 ft · 59 sec · Airport Boulevard

  6. 6

    Continue on Produce Avenue

    1386 ft · 27 sec · Produce Avenue

  7. 7

    Take the ramp straight toward US 101 South: San Jose

    802 ft · 22 sec

  8. 8

    Merge slight left onto Bayshore Freeway

    1157 ft · 15 sec · Bayshore Freeway

  9. 9

    Take the exit slight right toward I 380 West: San Bruno

    1 km · 44 sec

  10. 10

    Merge slight left onto Quentin L. Kopp Freeway

    1.1 mi · 1 min · Quentin L. Kopp Freeway

  11. 11

    Keep slight left to continue on I 280 South: San Jose

    3057 ft · 57 sec

  12. 12

    Merge slight left onto Junipero Serra Freeway

    8 mi · 9 min · Junipero Serra Freeway

  13. 13

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

    1261 ft · 36 sec

  14. 14

    Continue on Skyline Boulevard

    1.1 mi · 2 min · Skyline Boulevard

  15. 15

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

    2 mi · 3 min · Half Moon Bay Road

  16. 16

    Turn left onto Skyline Boulevard

    6.9 mi · 10 min · Skyline Boulevard

  17. 17

    Turn right onto Tunitas Creek Road

    2.6 mi · 6 min · Tunitas Creek Road

  18. 18

    Arrive at your destination

    0 m · 1 sec · Tunitas Creek Road

Car Route Details

A richer read on the saved driving route between South San Francisco 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
18 steps
7 turns on the saved route
Ramps & Exits
6
3 merges, 3 ramps or exits
Navigation Density
73.5 / 100 mi
Decision points by distance
Main Roads
Junipero Serra Freeway
8 mi · 33%
Skyline Boulevard
7.98 mi · 33%
Tunitas Creek Road
2.57 mi · 10%
Half Moon Bay Road
2.02 mi · 8%
Quentin L. Kopp Freeway
1.13 mi · 5%
I 380 West
0.63 mi · 3%
Longest Stretch

Junipero Serra Freeway

Merge slight left onto Junipero Serra Freeway

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 37m
Quick drive
Same-Day Return
01h 14m
Round-trip wheel time
Road vs Air
+8 mi
16.5 mi direct line
Halfway Stop
San Mateo
00h 18m from South San Francisco
Leave By
7:16 PM PDT
Flexible departure
Weather Watch

Partly Sunny leaving South San Francisco 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 South San Francisco to Grabtown?

The road trip is about 24.5 miles (39.4 km) and usually takes 00h 37m 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 12.2 miles from South San Francisco and 12.2 miles from Grabtown.

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

The direct path is about 16.5 miles (26.5 km), while the road route adds roughly 8 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 7:16 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $4.96 one way or $9.92 round trip. Estimated CO2 is about 7.6 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around South San Francisco 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 South San Francisco and Grabtown. Straight-line distance: 16.44 mi (26.46 km).

South San Francisco

#1 South San Francisco

The most populous city in San Mateo County, California.

Population66,558
Coordinates37.6546600, -122.4077500
Altitude4
CountryUnited States
Photo coming soon

#2 Grabtown

Grabtown is a place in California, United States.

Population0
Coordinates37.4221600, -122.3438600
Altitude490
CountryUnited States
Start: South San Francisco (-122.40775, 37.65466)
End: Grabtown (-122.34386, 37.42216)

Estimated Travel Time

Distance: 39 km by road

SpeedTime
30 mph (48.3 km/h)00h 49m
40 mph (64.37 km/h)00h 36m
50 mph (80.47 km/h)00h 29m
60 mph (96.56 km/h)00h 24m
70 mph (112.65 km/h)00h 21m
80 mph (129 km/h)00h 18m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.86 gal
3.27 L · about $4.96
Round trip
$9.92
1.72 gal · 6.54 L
Estimated CO2
7.6 kg one way
Round trip: 15.3 kg / 34 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $4.96 $9.92
Mid-grade $6.07 $5.22 $10.43
Premium $6.24 $5.37 $10.74
Diesel $7.57 $6.51 $13.02

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 South San Francisco and Grabtown. The current time is 22:57:55.

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.