Myrtletown is a census-designated place (CDP) in Humboldt County, California, United States.

Myrtletown enjoys a mild, temperate cool-summer Mediterranean climate (Köppen Csb).

713 households (35.8%) were made up of individuals, and 319 (16.0%) had someone living alone who was 65 years of age or older.

There were 1,827 housing units at an average density of 859.3 per square mile (331.8/km2).

27.6% of all households were made up of individuals, and 11.0% had someone living alone who was 65 years of age or older.

These homes form a unique Pierson style characterized by low-pitched roofs, floor-to-ceiling picture windows, and open, central floor plans.

The periphery areas of Myrtletown primarily contain houses built in the latter half of the 20th century.

In the state legislature, Myrtletown is in the 2nd Senate District, represented by Democrat Mike McGuire,[11] and the 2nd Assembly District, represented by Democrat Chris Rogers.

[12] Federally, Myrtletown is in California's 2nd congressional district, represented by Democrat Jared Huffman.