Ames Today

Of the 26,721 people living in Boone County, Iowa in 2021, 49% (13,104) were women and 51% (13,617) were men, according to U.S. Census Bureau data obtained by Ames Today.

Data showed the average age for men in Boone County in 2021 was 44 years, higher 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 527. Meanwhile, in the 65 and over group, there were 2,272 men and 2,600 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 Boone County.

Age Range (Years)	Sex	Population in 2021	Population in 2020	Population in 2019	Change 2020-2021	Change 2019-2020
Under 5	Female	723	756	797	-4.4%	-5.1%
Under 5	Male	705	698	724	1%	-3.6%
5 to 9	Female	677	734	806	-7.8%	-8.9%
5 to 9	Male	861	875	870	-1.6%	0.6%
10 to 14	Female	854	774	672	10.3%	15.2%
10 to 14	Male	794	765	787	3.8%	-2.8%
15 to 17	Female	479	451	460	6.2%	-2%
15 to 17	Male	687	612	608	12.3%	0.7%
18 and 19	Female	234	230	244	1.7%	-5.7%
18 and 19	Male	344	319	318	7.8%	0.3%
20	Female	199	122	115	63.1%	6.1%
20	Male	48	76	74	-36.8%	2.7%
21	Female	121	120	135	0.8%	-11.1%
21	Male	384	424	337	-9.4%	25.8%
22 to 24	Female	339	479	478	-29.2%	0.2%
22 to 24	Male	344	292	399	17.8%	-26.8%
25 to 29	Female	822	858	782	-4.2%	9.7%
25 to 29	Male	828	784	740	5.6%	5.9%
30 to 34	Female	804	788	868	2%	-9.2%
30 to 34	Male	801	804	812	-0.4%	-1%
35 to 39	Female	711	647	641	9.9%	0.9%
35 to 39	Male	897	931	893	-3.7%	4.3%
40 to 44	Female	904	962	955	-6%	0.7%
40 to 44	Male	906	763	781	18.7%	-2.3%
45 to 49	Female	794	783	781	1.4%	0.3%
45 to 49	Male	812	807	813	0.6%	-0.7%
50 to 54	Female	805	825	847	-2.4%	-2.6%
50 to 54	Male	907	892	919	1.7%	-2.9%
55 to 59	Female	988	1,061	1,070	-6.9%	-0.8%
55 to 59	Male	921	958	875	-3.9%	9.5%
60 and 61	Female	419	428	372	-2.1%	15.1%
60 and 61	Male	407	435	532	-6.4%	-18.2%
62 to 64	Female	631	570	618	10.7%	-7.8%
62 to 64	Male	699	577	582	21.1%	-0.9%
65 and 66	Female	349	310	360	12.6%	-13.9%
65 and 66	Male	365	330	327	10.6%	0.9%
67 to 69	Female	588	567	466	3.7%	21.7%
67 to 69	Male	554	534	492	3.7%	8.5%
70 to 74	Female	547	532	509	2.8%	4.5%
70 to 74	Male	565	517	492	9.3%	5.1%
75 to 79	Female	487	427	461	14.1%	-7.4%
75 to 79	Male	477	462	386	3.2%	19.7%
80 to 84	Female	307	345	309	-11%	11.7%
80 to 84	Male	135	174	179	-22.4%	-2.8%
85 and over	Female	322	405	421	-20.5%	-3.8%
85 and over	Male	176	178	263	-1.1%	-32.3%

Source: US Census Bureau