Silver Firs is a census-designated place (CDP) in Snohomish County, Washington, United States.

The CDP contains several large residential neighborhoods, including Silver Firs and the Highlands.

The racial makeup[6] of the CDP was 68.22% White, 2.19% African American, 0.46% Native American, 15.75% Asian, 0.28% Pacific Islander, 2.52% from other races, and 10.57% from two or more races.

It was estimated that 43.6% of households had children under the age of 18 living with them, 69.2% were married couples living together, 9.1% had a female householder with no husband present, and 17.9% were non-families.

The ACS 5-Year Estimate of 2021 for Commuting Characteristics[9] reported that 75.3% of residents in the CDP commuted to work via car, truck or van (with 69.0% of residents driving alone and 6.3% carpooling).