Central STL News

Of the 1,001,982 people living in St. Louis County, Missouri in 2021, 52.2% (523,364) were women and 47.8% (478,618) were men, according to U.S. Census Bureau data obtained by Central STL News.

Data showed the average age for women in St. Louis County in 2021 was 42 years, higher than the national average of 40 for women.

According to census data, women aged 18 and over outnumbered men in the same age group by 22,505. Meanwhile, in the 65 and over group, there were 76,752 men and 103,923 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 St. Louis County.

Age Range (Years)	Sex	Population in 2021	Population in 2020	Population in 2019	Change 2020-2021	Change 2019-2020
Under 5	Female	28,462	28,667	28,795	-0.7%	-0.4%
Under 5	Male	29,791	29,883	29,755	-0.3%	0.4%
5 to 9	Female	28,375	28,091	28,680	1%	-2.1%
5 to 9	Male	31,470	30,784	30,496	2.2%	0.9%
10 to 14	Female	32,612	31,675	31,254	3%	1.3%
10 to 14	Male	32,490	31,694	32,058	2.5%	-1.1%
15 to 17	Female	19,510	19,126	19,302	2%	-0.9%
15 to 17	Male	20,138	19,758	20,024	1.9%	-1.3%
18 and 19	Female	11,733	11,619	11,718	1%	-0.8%
18 and 19	Male	12,205	12,117	12,356	0.7%	-1.9%
20	Female	4,309	4,478	4,764	-3.8%	-6%
20	Male	5,350	5,284	5,813	1.2%	-9.1%
21	Female	5,694	5,617	5,437	1.4%	3.3%
21	Male	5,804	6,228	6,026	-6.8%	3.4%
22 to 24	Female	20,032	20,557	21,028	-2.6%	-2.2%
22 to 24	Male	18,481	18,912	19,102	-2.3%	-1%
25 to 29	Female	32,679	32,957	32,738	-0.8%	0.7%
25 to 29	Male	31,305	31,637	31,174	-1%	1.5%
30 to 34	Female	32,837	32,693	32,749	0.4%	-0.2%
30 to 34	Male	30,500	30,481	30,464	< 0.1%	< 0.1%
35 to 39	Female	32,692	31,863	31,706	2.6%	0.5%
35 to 39	Male	31,052	29,740	29,184	4.4%	1.9%
40 to 44	Female	31,295	30,754	30,349	1.8%	1.3%
40 to 44	Male	28,221	27,175	26,981	3.8%	0.7%
45 to 49	Female	31,394	31,820	32,351	-1.3%	-1.6%
45 to 49	Male	28,154	27,997	28,603	0.6%	-2.1%
50 to 54	Female	33,362	34,165	35,528	-2.4%	-3.8%
50 to 54	Male	30,131	30,134	31,342	> -0.1%	-3.9%
55 to 59	Female	37,032	38,101	38,623	-2.8%	-1.4%
55 to 59	Male	33,522	33,529	33,405	> -0.1%	0.4%
60 and 61	Female	15,027	15,424	15,561	-2.6%	-0.9%
60 and 61	Male	13,905	13,841	13,781	0.5%	0.4%
62 to 64	Female	22,396	21,186	20,830	5.7%	1.7%
62 to 64	Male	19,347	18,199	18,792	6.3%	-3.2%
65 and 66	Female	13,287	13,242	12,835	0.3%	3.2%
65 and 66	Male	11,840	11,416	10,627	3.7%	7.4%
67 to 69	Female	18,529	18,106	17,686	2.3%	2.4%
67 to 69	Male	15,258	15,077	14,612	1.2%	3.2%
70 to 74	Female	25,536	24,577	23,810	3.9%	3.2%
70 to 74	Male	20,038	18,587	18,478	7.8%	0.6%
75 to 79	Female	16,855	17,340	17,155	-2.8%	1.1%
75 to 79	Male	12,934	12,672	12,321	2.1%	2.8%
80 to 84	Female	13,220	13,479	13,282	-1.9%	1.5%
80 to 84	Male	8,277	8,491	8,514	-2.5%	-0.3%
85 and over	Female	16,496	17,827	17,768	-7.5%	0.3%
85 and over	Male	8,405	9,179	9,062	-8.4%	1.3%

Source: US Census Bureau