Distance between cities › USA › California › Half Moon Bay, CA › Distance from Half Moon Bay to San Gregorio Book Hotels

Distance from Half Moon Bay, CA to San Gregorio, CA

Distance

11 mi

Time

16 minutes

Gas Cost

$2 - $3

Helpful Inaccurate

There are 9.73 miles from Half Moon Bay to San Gregorio in southeast direction and 11 miles (17.70 kilometers) by car, following the CA 1 route.

Half Moon Bay and San Gregorio are 16 minutes far apart, if you drive non-stop .

This is the fastest route from Half Moon Bay, CA to San Gregorio, CA.

Half Moon Bay, CA and San Gregorio, CA are in the same time zone (PDT). Current time in both locations is 4:50 pm.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Half Moon Bay, CA to San Gregorio, CA:

Lowest Price Rental Cars in Half Moon Bay, CA

Planning on renting a car to go from Half Moon Bay, CA to San Gregorio, CA? Here there are some offers to rent a car in Half Moon Bay, CA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Half Moon Bay »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 0.46 gallons of gas to cover the route between Half Moon Bay, CA and San Gregorio, CA.

The estimated cost of gas to go from Half Moon Bay to San Gregorio is $2.52.

During the route, an average car will release 8.93 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $5.54 per gallon of regular gas. Price last updated on March 18, 2026.
Read more about our CO₂ calculation.

Recommended hotels in San Gregorio, CA

Looking for a place to stay in San Gregorio, CA? Check out these hotel deals:

Halfway Point Between Half Moon Bay, CA and San Gregorio, CA

If you want to meet halfway between Half Moon Bay, CA and San Gregorio, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 37.385265 and -122.405357, or 37º 23' 6.954" N, 122º 24' 19.2852" W. This location is 5.67 miles away from Half Moon Bay, CA and San Gregorio, CA and it would take approximately 8 minutes to reach the halfway point from both locations.