San Joaquin Times

Of the 771,406 people living in San Joaquin County, California in 2021, 49.9% (385,149) were women and 50.1% (386,257) were men, according to U.S. Census Bureau data obtained by San Joaquin Times.

Data showed the average age for men in San Joaquin County in 2021 was 36 years, lower than the national average of 40 for men.

According to census data, men aged 18 and over outnumbered women in the same age group by 6,322. Meanwhile, in the 65 and over group, there were 43,426 men and 54,097 women.

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. These funds significantly influence community services, education, and infrastructure in areas like San Joaquin County.

Age Range (Years)	Sex	Population in 2021	Population in 2020	Population in 2019	Change 2020-2021	Change 2019-2020
Under 5	Female	25,996	25,629	25,589	1.4%	0.2%
Under 5	Male	26,941	26,741	26,799	0.7%	-0.2%
5 to 9	Female	27,488	27,859	28,233	-1.3%	-1.3%
5 to 9	Male	29,673	29,533	29,303	0.5%	0.8%
10 to 14	Female	31,000	28,819	28,155	7.6%	2.4%
10 to 14	Male	32,173	30,358	30,040	6%	1.1%
15 to 17	Female	17,545	16,860	16,717	4.1%	0.9%
15 to 17	Male	18,699	17,871	17,865	4.6%	< 0.1%
18 and 19	Female	10,381	9,989	10,048	3.9%	-0.6%
18 and 19	Male	11,379	11,008	10,973	3.4%	0.3%
20	Female	5,252	4,949	4,954	6.1%	-0.1%
20	Male	6,251	5,909	5,671	5.8%	4.2%
21	Female	5,513	5,406	5,767	2%	-6.3%
21	Male	6,110	6,098	6,062	0.2%	0.6%
22 to 24	Female	14,457	14,771	14,223	-2.1%	3.9%
22 to 24	Male	14,155	14,355	14,749	-1.4%	-2.7%
25 to 29	Female	26,460	26,224	25,799	0.9%	1.6%
25 to 29	Male	27,882	28,079	27,498	-0.7%	2.1%
30 to 34	Female	25,903	25,061	24,680	3.4%	1.5%
30 to 34	Male	26,864	26,002	25,487	3.3%	2%
35 to 39	Female	25,735	24,409	23,888	5.4%	2.2%
35 to 39	Male	28,143	26,186	24,713	7.5%	6%
40 to 44	Female	25,161	24,576	24,211	2.4%	1.5%
40 to 44	Male	23,907	22,989	23,328	4%	-1.5%
45 to 49	Female	23,621	23,377	23,266	1%	0.5%
45 to 49	Male	23,972	23,214	23,191	3.3%	< 0.1%
50 to 54	Female	22,756	22,426	22,597	1.5%	-0.8%
50 to 54	Male	23,595	22,860	22,943	3.2%	-0.4%
55 to 59	Female	22,051	21,758	21,753	1.3%	< 0.1%
55 to 59	Male	22,617	21,905	20,825	3.3%	5.2%
60 and 61	Female	9,591	9,348	9,064	2.6%	3.1%
60 and 61	Male	8,818	8,709	8,716	1.3%	> -0.1%
62 to 64	Female	12,142	11,835	11,501	2.6%	2.9%
62 to 64	Male	11,652	10,553	10,914	10.4%	-3.3%
65 and 66	Female	7,665	7,226	7,324	6.1%	-1.3%
65 and 66	Male	6,673	6,458	6,140	3.3%	5.2%
67 to 69	Female	10,043	9,515	9,236	5.5%	3%
67 to 69	Male	9,109	8,445	8,637	7.9%	-2.2%
70 to 74	Female	13,710	13,745	12,885	-0.3%	6.7%
70 to 74	Male	11,741	11,266	10,708	4.2%	5.2%
75 to 79	Female	9,169	9,270	8,949	-1.1%	3.6%
75 to 79	Male	7,340	7,228	7,154	1.5%	1%
80 to 84	Female	6,176	6,011	6,356	2.7%	-5.4%
80 to 84	Male	4,090	4,303	4,262	-5%	1%
85 and over	Female	7,334	7,911	7,256	-7.3%	9%
85 and over	Male	4,473	4,571	4,174	-2.1%	9.5%

Source: US Census Bureau