Hasley Canyon is a census-designated place in the Sierra Pelona mountains of Los Angeles County, California. Hasley Canyon sits at an elevation of 1,765 feet (538 m). The 2020 United States census reported Hasley Canyon's population was 1,195, up from 1,137 at the 2010 census.

According to the United States Census Bureau, the CDP has a total area of 5.7 square miles (14.9 km), over 99% of which is land.

Historical population

Census	Pop.	Note	%±
2010	1,137		—
2020	1,195		5.1%
U.S. Decennial Census 2000 2010 2020

Hasley Canyon first appeared as a census designated place in the 2010 U.S. Census.

Hasley Canyon CDP, California – Racial and ethnic composition
Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race.

Race / Ethnicity (NH = Non-Hispanic)	Pop 2010	Pop 2020	% 2010	% 2020
White alone (NH)	825	746	72.56%	62.43%
Black or African American alone (NH)	15	9	1.32%	0.75%
Native American or Alaska Native alone (NH)	2	2	0.18%	0.17%
Asian alone (NH)	20	12	1.76%	1.00%
Native Hawaiian or Pacific Islander alone (NH)	1	1	0.09%	0.08%
Other race alone (NH)	0	2	0.00%	0.17%
Mixed race or Multiracial (NH)	30	56	2.64%	4.69%
Hispanic or Latino (any race)	244	367	21.46%	30.71%
Total	1,137	1,195	100.00%	100.00%

At the 2010 census Hasley Canyon had a population of 1,137. The population density was 198.1 inhabitants per square mile (76.5/km). The racial makeup of Hasley Canyon was 966 (85.0%) White (72.6% Non-Hispanic White), 15 (1.3%) African American, 2 (0.2%) Native American, 26 (2.3%) Asian, 1 (0.1%) Pacific Islander, 75 (6.6%) from other races, and 52 (4.6%) from two or more races. Hispanic or Latino of any race were 244 people (21.5%).

The whole population lived in households, no one lived in non-institutionalized group quarters and no one was institutionalized.

There were 383 households, 149 (38.9%) had children under the age of 18 living in them, 263 (68.7%) were opposite-sex married couples living together, 23 (6.0%) had a female householder with no husband present, 22 (5.7%) had a male householder with no wife present. There were 10 (2.6%) unmarried opposite-sex partnerships, and 1 (0.3%) same-sex married couples or partnerships. 59 households (15.4%) were one person and 19 (5.0%) had someone living alone who was 65 or older. The average household size was 2.97. There were 308 families (80.4% of households); the average family size was 3.32.

The age distribution was 283 people (24.9%) under the age of 18, 95 people (8.4%) aged 18 to 24, 236 people (20.8%) aged 25 to 44, 401 people (35.3%) aged 45 to 64, and 122 people (10.7%) who were 65 or older. The median age was 43.0 years. For every 100 females, there were 112.5 males. For every 100 females age 18 and over, there were 108.8 males.

There were 406 housing units at an average density of 70.7 per square mile, of the occupied units 348 (90.9%) were owner-occupied and 35 (9.1%) were rented. The homeowner vacancy rate was 2.0%; the rental vacancy rate was 7.7%. 1,061 people (93.3% of the population) lived in owner-occupied housing units and 76 people (6.7%) lived in rental housing units.

According to the 2010 United States Census, Hasley Canyon had a median household income of $93,675, with 10.4% of the population living below the federal poverty line.