Marin Leader

Of the 818 people living in Alto CDP in 2020, 49.3 percent (403) were women and 50.7 percent (415) were men, according to U.S. Census Bureau data obtained by the Marin Leader.

Females 18 and over outnumbered males in the same age group by 62. In the 65 and over age range, there were 35 females and 11 males.

An agency of the U.S. Federal Statistical System, the Census Bureau is responsible for compiling statistical facts about the American people, places and economy. Data for this story was compiled from the bureau's American Community Survey. Information from the survey helps to determine how federal and state funds are distributed.

Sex and age range	Estimated number	Percent of total
Males 18 and over	263	32.2
Females 18 and over	325	39.7
Males 65 and over	11	1.3
Females 65 and over	35	4.3

Source: US Census Bureau