San Ramon, CA population by gender
The table below shows San Ramon's population by gender
Gender | Population | % of Total Population |
---|---|---|
Male | 42,806 | 49.96% |
Female | 42,882 | 50.04% |
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San Ramon, CA population by gender, in percentage
The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.04% females and 49.96% males in San Ramon, CA.
The above comparison shows there are more females than males in the San Ramon city as compared to the nation.

San Ramon, CA gender ratio
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
In San Ramon, CA, there are less men than women. The San Ramon, CA gender ratio is 99.8:100 i.e. 99.8 men to 100 women (0.998).
This ratio is higher than the national average of 98:100 i.e 98 men to 100 women (0.980).
San Ramon, CA gender ratio by age
In San Ramon, CA, the sex ratio for children under 18 years is 107 boys per 100 girls (107:100).Having said that, for seniors aged 80 and older, there are 72.5 males per 100 females (72.5:100).
On the national level, the sex ratio (male per 100 females) for under 18 age group is 104.8:100, and 64.5:100 for the senior population 80 years and older.
The table below lists the male and female population in each age group along with the gender ratio for San Ramon, CA.
Age Group | Population (Male) | Population (Female) | Gender Ratio |
---|---|---|---|
Under 5 years | 2,148 | 2,269 | 0.95 |
5 to 9 years | 2,876 | 3,608 | 0.80 |
10 to 14 years | 4,825 | 3,546 | 1.36 |
15 to 19 years | 3,688 | 2,744 | 1.34 |
20 to 24 years | 2,066 | 1,717 | 1.20 |
25 to 29 years | 1,844 | 1,409 | 1.31 |
30 to 34 years | 1,748 | 1,994 | 0.88 |
35 to 39 years | 2,434 | 2,911 | 0.84 |
40 to 44 years | 3,558 | 4,731 | 0.75 |
45 to 49 years | 4,355 | 3,810 | 1.14 |
50 to 54 years | 3,510 | 4,255 | 0.82 |
55 to 59 years | 3,291 | 2,729 | 1.21 |
60 to 64 years | 2,327 | 1,729 | 1.35 |
65 to 69 years | 1,125 | 1,779 | 0.63 |
70 to 74 years | 1,328 | 1,346 | 0.99 |
75 to 79 years | 693 | 940 | 0.74 |
80 to 84 years | 687 | 616 | 1.12 |
85 years and over | 303 | 749 | 0.40 |
Interesting observation from the above table:
- The sex ratio at birth is 0.947 i.e. 94.7 boys per 100 girls.
- For the 60-64 years, the sex ratio is 1.346 i.e. 34.6 more men per 100 women.
- While for senior most population of 85+ age group, the sex ratio is 0.405 i.e. 40.5 senior men per 100 senior women.
San Ramon, CA population by gender & age
For male population, the largest age group is 10-14 years with a population of 4,825. Whereas, for the female population, the largest age group is 40-44 years with a population of 4,731.
As you can note from the above numbers, the largest age group for men and women are different.

Under the age of 5, there are 2,148 boys and 2,269 girls in San Ramon, CA. Thus there are 121 less boys than girls under the age of 5.
Between the age group of 60-64 years, there are 2,327 males and 1,729 females in San Ramon, CA. Thus there are 598 more males than females between the age of 60 and 64 years.
For the senior most age group of 85+ years, there are 303 males and 749 females.
Things to know
What percent of San Ramon, CA is female?
According to the ACS survey, of the total San Ramon, CA population of 85,688, 50.04% percent are females.
What percentage of San Ramon, CA is male?
According to the ACS survey, of the total San Ramon, CA population of 85,688, 49.96% percent are males.
What is the male to female ratio in San Ramon, CA?
In San Ramon, CA, the male to female ratio is 99.8:100 i.e. 99.8 men to 100 women (0.998).
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates