Acton (pronunciationⓘ) is an Unincorporated community and census-designated place (CDP) in Los Angeles County, California, near the Antelope Valley.

Acton has a Metrolink commuter rail station on its border with Palmdale that is themed in an "old western" style and has been seen in various movies and commercials.

According to the United States Census Bureau, the CDP has a total area of 39.3 square miles (102 km2), over 99% of it land.

Mount Gleason, one of the peaks of the San Gabriel Mountains, is located 7 miles (11 km) south of Acton and can be seen in the town or by passersby on the 14.

This region experiences warm (but not very hot) and dry summers, with no average monthly temperatures above 71.6 °F (22.0 °C).

Just 1% of Acton households use some form of public assistance, compared to the United States average of 14%.

The Shambala Preserve, a wild animal nature park run by actress Tippi Hedren, is located near Acton.

Acton is home to Parker Mountain, the mecca for a style of radio-controlled aircraft flying called "dynamic soaring" and where at one time the world speed record of 302 mph (486 km/h) was achieved.

[31] Established in 1891 by Swiss immigrants George Blum and Magdalena Greutman, Bloom Ranch is one of Acton's oldest homesteads.

The ranch has a rich history of agricultural production, including pears, apples, lilacs, and renowned peaches.

A notable feature is the stone house constructed in 1916, symbolizing the family's enduring commitment to the land.

Under his leadership, the ranch emphasizes sustainable farming practices and community engagement, hosting events like the annual "Bloom's Giving Fall Festival" to foster local connections.

[33] Acton is part of the unincorporated portion of Los Angeles County and is in the 5th Supervisorial District.

At the local level, the community is represented by the Acton Town Council, an advisory group of citizens made up of 7 members.