Welcome to
In-N-Out Burger

San Marcos CA - 583 Grand Ave., 92078

Number One with Onions
In-N-Out Burger - San Marcos, CA, 583 Grand Ave..

Welcome to our restaurant in San Marcos, CA.
At In-N-Out Burger we use only the freshest ingredients with no heat lamps, freezers or microwaves to deliver on our promise of Quality You Can Taste®.

Restaurant Details

Drive-thru and Dine-in Seating Available

Directions

On San Marcos S of 78

Get Driving Directions

Today's Hours

10:30 a.m. - 1:00 a.m.

Normal Hours of Operation

Sunday - Thursday 10:30 a.m. - 1:00 a.m.
Friday - Saturday 10:30 a.m. - 1:30 a.m.



Double-Double Burger View Our Menu

Other Nearby Locations

  • Escondido

    1260 W Valley Parkway
    Escondido, CA 92029
    4.62 miles away
    Drive-thru and Dine-in Seating Available
    Today's hours:
    10:30 a.m. - 1:00 a.m.

  • Vista

    2010 Hacienda Dr.
    Vista, CA 92081
    7.05 miles away
    Drive-thru and Dine-in Seating Available
    Today's hours:
    10:30 a.m. - 1:00 a.m.

  • Carlsbad

    5950 Avenida Encinas
    Carlsbad, CA 92008
    8.59 miles away
    Drive-thru and Dine-in Seating Available
    Today's hours:
    10:30 a.m. - 1:00 a.m.

  • Encinitas

    130 Calle Magdalena
    Encinitas, CA 92024
    8.8 miles away
    Drive-thru and Dine-in Seating Available
    Today's hours:
    10:30 a.m. - 1:00 a.m.