La Crescenta-Montrose (pronunciationⓘ) is an unincorporated area in Los Angeles County, California, United States.

The community is bordered by Glendale to the south and west, La Cañada Flintridge to the east, and Angeles National Forest to the north.

For statistical purposes, the United States Census Bureau has defined La Crescenta-Montrose as a CDP.

La Crescenta-Montrose is bordered on the north by the San Gabriel Mountains and Angeles National Forest, on the east by La Cañada Flintridge, on the south by the Verdugo Mountains and central Glendale, and the northwest by the Sunland-Tujunga community of Los Angeles.

According to the 2010 United States Census, La Crescenta-Montrose had a median household income of $89,375, with 7.4% of the population living below the federal poverty line.

From his home, early settler Benjamin B. Briggs "could see three crescent-shaped formations, which suggested to him the artificial name," accepted by the U.S. Post Office in 1888.

During the last week of December of that year, a series of winter storms pounded the mountainside with 12 inches (300 mm) of rain.

Around midnight, hillsides in at least three mountain locations collapsed sending millions of tons of mud and debris into the Crescenta Valley neighborhoods below.

Two notable victims of the flood were silent-era identical-twin child actors Winston and Weston Doty, who died at the age of 19.

[39] To honor the victims of that New Year's calamity and to mark its 75th anniversary, a small monument was dedicated January 1, 2004, at Rosemont and Fairway avenues in Montrose, near where the American Legion Hall had stood.

[40] In the spring of 2012, a black bear wandered regularly from the Angeles National Forest into the La Crescenta-Montrose-Glendale residential area, rummaging through trash cans and showing a preference for Costco meatballs and tuna.

[42] The historic 1946 La Crescenta Motel, formerly known as the May Lane Motel, with its classic postwar L-shaped layout on Foothill Boulevard, has been used as a location for numerous feature films and television shows, such as Glee, Criminal Minds, Mad Men and True Blood.

It became known as the "Screen Actors' Sanitarium," housing such patients as Billie Burke and Gladys Baker, mother of Marilyn Monroe.

A few yards west of the La Crescenta Motel, on the corner of Foothill Boulevard and Rosemont Avenue, is the site of the Kimball Sanitarium, which was housed in a large, foreboding, converted Victorian mansion built in the 1880s.

Bela Lugosi attempted to overcome his morphine addiction at the Kimball, represented in the Tim Burton film Ed Wood.

Actress Frances Farmer, misdiagnosed as a "paranoid schizophrenic," received insulin shock therapy at Kimball.

Construction workers readying the building for demolition found padded cells with straitjackets and manacles attached to the walls.

[47][45] During a bipolar episode in 1996, actress Margot Kidder attempted to walk 12 miles (19 km) from downtown Los Angeles to the La Crescenta home of a friend, writer Rosie Shuster.

[49] The Crescenta Valley Town Council (CVTC) is composed of nine democratically elected councilmembers, each of whom serve three-year terms upon installation.

The Amtrak Thruway 19 provides twice daily connections to/from Lowell and Honolulu Avenues to/from Bakersfield to the north, and San Bernardino to the east, with several stops in between.

The Metro 90 bus connects La Crescenta to North Hollywood station and downtown Los Angeles.

Le Mesnager Barn is located in Deukmejian Wilderness Park at the top of Dunsmore Ave.[54] La Crescenta is home to one of two American ashrams founded by Indian teacher and mystic poet Swami Paramananda who came to America in 1906.

Sparr Heights Community Center is located at 1613 Glencoe Way, across the street from John C. Fremont Elementary School.

It was placed in storage from 1948 until 1976 when it was re-hung and dedicated with a plaque listing the names of the children in the first class at La Crescenta Elementary.

The bell, located in front of La Crescenta Elementary School, is rung once a year in June by the graduating students.