Hilmar is an unincorporated community in Merced County, California, United States.

[1] It is located 4.25 miles (6.8 km) west-southwest of Delhi,[3] spanning 3.9 sq mi (10 km2) and at an elevation of 92 ft (28 m) above sea level.

[4] Hilmar began as a colony of Swedish immigrants as early as 1906.

[3] It is the home of the Hilmar Cheese Company which was founded in 1984 and began production in 1985.

[6] Hilmar has the 10th largest community of Portuguese-American people, by percentage of population.