CO_AS25.xlsx

	A	B	C	D	E	F	G	H	I	J	K	L	M	N	O	P	Q	R	S	T	U	V
1	Population Estimates by Selected Age Groups and Sex by County: April 1, 2020 to July 1, 2025
2	Albany County	April 1, 2020			Population Estimate (as of July 1)
3		Estimates Base			2020			2021			2022			2023			2024			2025
4		Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female
5	Total	37,068	19,136	17,932	37,107	19,132	17,975	37,851	19,512	18,339	38,253	19,746	18,507	38,337	19,785	18,552	38,545	19,954	18,591	38,558	19,994	18,564
6	Under 5 years	1,750	871	879	1,745	862	883	1,685	829	856	1,628	829	799	1,551	820	731	1,534	796	738	1,507	784	723
7	5 to 9 years	1,747	928	819	1,738	921	817	1,760	915	845	1,778	903	875	1,701	884	817	1,684	877	807	1,638	806	832
8	10 to 14 years	1,736	891	845	1,733	894	839	1,706	901	805	1,707	922	785	1,711	909	802	1,698	896	802	1,689	919	770
9	15 to 19 years	3,787	1,940	1,847	3,804	1,956	1,848	3,908	2,040	1,868	3,954	2,068	1,886	3,886	2,036	1,850	3,866	2,050	1,816	3,859	2,045	1,814
10	20 to 24 years	6,599	3,477	3,122	6,918	3,609	3,309	7,488	3,874	3,614	8,015	4,197	3,818	8,250	4,326	3,924	8,329	4,375	3,954	8,118	4,257	3,861
11	25 to 29 years	3,486	1,949	1,537	3,357	1,879	1,478	3,170	1,787	1,383	2,978	1,621	1,357	2,870	1,546	1,324	2,863	1,586	1,277	3,069	1,716	1,353
12	30 to 34 years	2,541	1,374	1,167	2,509	1,360	1,149	2,548	1,401	1,147	2,486	1,388	1,098	2,518	1,369	1,149	2,530	1,372	1,158	2,457	1,325	1,132
13	35 to 39 years	2,180	1,166	1,014	2,153	1,143	1,010	2,187	1,128	1,059	2,177	1,119	1,058	2,136	1,070	1,066	2,135	1,094	1,041	2,189	1,145	1,044
14	40 to 44 years	1,765	895	870	1,750	893	857	1,846	971	875	1,909	992	917	1,923	1,008	915	1,990	1,031	959	2,015	1,038	977
15	45 to 49 years	1,586	831	755	1,558	811	747	1,569	802	767	1,567	816	751	1,611	857	754	1,613	857	756	1,656	869	787
16	50 to 54 years	1,520	784	736	1,510	782	728	1,552	809	743	1,522	778	744	1,490	759	731	1,514	772	742	1,498	772	726
17	55 to 59 years	1,631	796	835	1,586	779	807	1,537	744	793	1,513	728	785	1,547	756	791	1,535	744	791	1,526	760	766
18	60 to 64 years	1,883	919	964	1,841	898	943	1,761	867	894	1,707	849	858	1,666	835	831	1,661	823	838	1,621	801	820
19	65 to 69 years	1,784	884	900	1,799	892	907	1,840	890	950	1,898	916	982	1,821	876	945	1,750	853	897	1,741	857	884
20	70 to 74 years	1,290	647	643	1,312	661	651	1,413	715	698	1,395	708	687	1,515	764	751	1,615	803	812	1,630	798	832
21	75 to 79 years	794	375	419	803	380	423	866	405	461	964	449	515	1,023	494	529	1,088	529	559	1,159	578	581
22	80 to 84 years	530	254	276	534	255	279	550	274	276	577	285	292	627	288	339	631	290	341	652	295	357
23	85 years and over	459	155	304	457	157	300	465	160	305	478	178	300	491	188	303	509	206	303	534	229	305
24
25	0 to 4 years	1,750	871	879	1,745	862	883	1,685	829	856	1,628	829	799	1,551	820	731	1,534	796	738	1,507	784	723
26	5 to 13 years	3,129	1,646	1,483	3,116	1,637	1,479	3,125	1,642	1,483	3,125	1,633	1,492	3,047	1,600	1,447	3,046	1,609	1,437	2,986	1,543	1,443
27	14 to 17 years	1,378	694	684	1,392	701	691	1,412	717	695	1,440	740	700	1,471	754	717	1,424	732	692	1,434	751	683
28	18 to 24 years	9,362	4,896	4,466	9,685	5,042	4,643	10,325	5,371	4,954	10,889	5,717	5,172	11,030	5,801	5,229	11,107	5,857	5,250	10,884	5,733	5,151
29	15 to 44 years	20,358	10,801	9,557	20,491	10,840	9,651	21,147	11,201	9,946	21,519	11,385	10,134	21,583	11,355	10,228	21,713	11,508	10,205	21,707	11,526	10,181
30	25 to 44 years	9,972	5,384	4,588	9,769	5,275	4,494	9,751	5,287	4,464	9,550	5,120	4,430	9,447	4,993	4,454	9,518	5,083	4,435	9,730	5,224	4,506
31	45 to 64 years	6,620	3,330	3,290	6,495	3,270	3,225	6,419	3,222	3,197	6,309	3,171	3,138	6,314	3,207	3,107	6,323	3,196	3,127	6,301	3,202	3,099
32	65 years and over	4,857	2,315	2,542	4,905	2,345	2,560	5,134	2,444	2,690	5,312	2,536	2,776	5,477	2,610	2,867	5,593	2,681	2,912	5,716	2,757	2,959
33
34	16 years and over	31,504	16,266	15,238	31,553	16,277	15,276	32,322	16,677	15,645	32,793	16,914	15,879	33,007	16,981	16,026	33,260	17,194	16,066	33,378	17,312	16,066
35	18 years and over	30,811	15,925	14,886	30,854	15,932	14,922	31,629	16,324	15,305	32,060	16,544	15,516	32,268	16,611	15,657	32,541	16,817	15,724	32,631	16,916	15,715
36
37	Median age (years)	29.1	28.7	29.7	28.8	28.4	29.3	28.6	28.2	29.1	28.3	27.8	28.8	28.5	27.9	29.3	28.6	27.8	29.6	28.7	28.0	29.6
38
39	Big Horn County	April 1, 2020			Population Estimate (as of July 1)
40		Estimates Base			2020			2021			2022			2023			2024			2025
41		Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female
42	Total	11,519	5,833	5,686	11,480	5,820	5,660	11,644	5,922	5,722	11,870	6,058	5,812	12,034	6,183	5,851	12,014	6,159	5,855	12,024	6,165	5,859
43	Under 5 years	657	355	302	640	351	289	638	353	285	635	357	278	636	352	284	612	334	278	594	322	272
44	5 to 9 years	812	405	407	811	405	406	816	407	409	837	420	417	794	419	375	760	408	352	736	407	329
45	10 to 14 years	868	426	442	854	426	428	868	440	428	873	443	430	895	464	431	902	463	439	907	462	445
46	15 to 19 years	825	445	380	827	445	382	851	448	403	881	472	409	901	469	432	911	469	442	861	446	415
47	20 to 24 years	509	277	232	511	274	237	524	273	251	562	291	271	581	303	278	585	309	276	629	343	286
48	25 to 29 years	507	254	253	504	255	249	508	266	242	519	270	249	537	283	254	548	281	267	558	282	276
49	30 to 34 years	617	307	310	611	306	305	624	308	316	633	321	312	615	313	302	587	305	282	593	310	283
50	35 to 39 years	684	361	323	689	363	326	710	375	335	729	379	350	723	379	344	721	366	355	704	348	356
51	40 to 44 years	689	344	345	686	339	347	687	335	352	720	359	361	762	391	371	765	398	367	769	404	365
52	45 to 49 years	545	276	269	548	278	270	575	302	273	595	314	281	647	333	314	684	351	333	731	366	365
53	50 to 54 years	639	324	315	626	317	309	599	297	302	597	293	304	598	306	292	596	309	287	595	305	290
54	55 to 59 years	744	382	362	745	382	363	740	386	354	735	383	352	709	371	338	693	355	338	643	328	315
55	60 to 64 years	830	436	394	827	435	392	849	442	407	862	435	427	854	426	428	812	416	396	830	428	402
56	65 to 69 years	824	404	420	829	407	422	869	434	435	890	457	433	891	456	435	888	450	438	866	445	421
57	70 to 74 years	700	350	350	702	349	353	714	356	358	694	342	352	721	371	350	734	389	345	758	395	363
58	75 to 79 years	476	236	240	472	234	238	476	239	237	510	258	252	554	271	283	570	269	301	566	277	289
59	80 to 84 years	307	142	165	309	145	164	314	158	156	316	156	160	310	156	154	327	158	169	353	158	195
60	85 years and over	286	109	177	289	109	180	282	103	179	282	108	174	306	120	186	319	129	190	331	139	192
61
62	0 to 4 years	657	355	302	640	351	289	638	353	285	635	357	278	636	352	284	612	334	278	594	322	272
63	5 to 13 years	1,487	742	745	1,477	741	736	1,503	754	749	1,534	780	754	1,494	781	713	1,484	780	704	1,459	762	697
64	14 to 17 years	768	393	375	760	392	368	759	394	365	775	396	379	770	388	382	757	389	368	745	388	357
65	18 to 24 years	759	418	341	766	417	349	797	420	377	844	450	394	907	486	421	917	480	437	929	508	421
66	15 to 44 years	3,831	1,988	1,843	3,828	1,982	1,846	3,904	2,005	1,899	4,044	2,092	1,952	4,119	2,138	1,981	4,117	2,128	1,989	4,114	2,133	1,981
67	25 to 44 years	2,497	1,266	1,231	2,490	1,263	1,227	2,529	1,284	1,245	2,601	1,329	1,272	2,637	1,366	1,271	2,621	1,350	1,271	2,624	1,344	1,280
68	45 to 64 years	2,758	1,418	1,340	2,746	1,412	1,334	2,763	1,427	1,336	2,789	1,425	1,364	2,808	1,436	1,372	2,785	1,431	1,354	2,799	1,427	1,372
69	65 years and over	2,593	1,241	1,352	2,601	1,244	1,357	2,655	1,290	1,365	2,692	1,321	1,371	2,782	1,374	1,408	2,838	1,395	1,443	2,874	1,414	1,460
70
71	16 years and over	8,964	4,522	4,442	8,965	4,523	4,442	9,130	4,631	4,499	9,334	4,735	4,599	9,518	4,857	4,661	9,544	4,853	4,691	9,603	4,879	4,724
72	18 years and over	8,607	4,343	4,264	8,603	4,336	4,267	8,744	4,421	4,323	8,926	4,525	4,401	9,134	4,662	4,472	9,161	4,656	4,505	9,226	4,693	4,533
73
74	Median age (years)	42.1	41.4	42.7	42.2	41.4	42.9	42.1	41.4	42.7	41.9	41.0	42.6	42.2	41.3	43.1	42.4	41.7	43.2	42.8	42.0	43.6
75
76	Campbell County	April 1, 2020			Population Estimate (as of July 1)
77		Estimates Base			2020			2021			2022			2023			2024			2025
78		Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female	Both Sexes	Male	Female
79	Total	47,028	24,078	22,950	47,146	24,123	23,023	46,556	23,694	22,862	47,058	23,965	23,093	47,580	24,148	23,432	48,092	24,415	23,677	48,145	24,469	23,676
80	Under 5 years	3,289	1,630	1,659	3,263	1,609	1,654	3,103	1,539	1,564	3,029	1,514	1,515	3,076	1,550	1,526	3,085	1,545	1,540	3,043	1,534	1,509
81	5 to 9 years	3,634	1,850	1,784	3,634	1,848	1,786	3,593	1,829	1,764	3,541	1,816	1,725	3,513	1,766	1,747	3,525	1,791	1,734	3,389	1,728	1,661
82	10 to 14 years	4,045	2,031	2,014	4,037	2,018	2,019	3,944	1,965	1,979	3,942	1,980	1,962	3,824	1,920	1,904	3,718	1,878	1,840	3,636	1,834	1,802
83	15 to 19 years	3,318	1,769	1,549	3,344	1,773	1,571	3,333	1,733	1,600	3,472	1,785	1,687	3,611	1,824	1,787	3,714	1,872	1,842	3,769	1,919	1,850
84	20 to 24 years	2,650	1,377	1,273	2,690	1,409	1,281	2,670	1,395	1,275	2,686	1,440	1,246	2,745	1,483	1,262	2,820	1,514	1,306	2,836	1,534	1,302
85	25 to 29 years	3,157	1,628	1,529	3,138	1,615	1,523	2,898	1,465	1,433	2,840	1,437	1,403	2,799	1,405	1,394	2,851	1,412	1,439	2,956	1,464	1,492
86	30 to 34 years	3,548	1,824	1,724	3,547	1,824	1,723	3,394	1,714	1,680	3,415	1,718	1,697	3,457	1,723	1,734	3,414	1,688	1,726	3,308	1,630	1,678
87	35 to 39 years	3,714	1,920	1,794	3,732	1,941	1,791	3,737	1,968	1,769	3,695	1,948	1,747	3,628	1,892	1,736	3,595	1,904	1,691	3,486	1,817	1,669
88	40 to 44 years	3,118	1,648	1,470	3,143	1,662	1,481	3,169	1,672	1,497	3,325	1,734	1,591	3,427	1,785	1,642	3,526	1,791	1,735	3,626	1,869	1,757
89	45 to 49 years	2,829	1,484	1,345	2,830	1,471	1,359	2,773	1,409	1,364	2,849	1,473	1,376	2,968	1,547	1,421	2,980	1,581	1,399	2,997	1,591	1,406
90	50 to 54 years	2,461	1,259	1,202	2,473	1,275	1,198	2,487	1,309	1,178	2,536	1,341	1,195	2,581	1,351	1,230	2,676	1,378	1,298	2,663	1,369	1,294
91	55 to 59 years	2,917	1,446	1,471	2,871	1,426	1,445	2,637	1,296	1,341	2,489	1,240	1,249	2,421	1,224	1,197	2,359	1,196	1,163	2,364	1,198	1,166
92	60 to 64 years	3,175	1,681	1,494	3,169	1,673	1,496	3,203	1,651	1,552	3,169	1,573	1,596	3,049	1,482	1,567	2,945	1,449	1,496	2,800	1,351	1,449
93	65 to 69 years	2,320	1,190	1,130	2,352	1,205	1,147	2,465	1,264	1,201	2,599	1,340	1,259	2,718	1,433	1,285	2,824	1,482	1,342	2,866	1,503	1,363
94	70 to 74 years	1,385	696	689	1,430	719	711	1,594	802	792	1,715	869	846	1,836	920	916	1,964	975	989	2,136	1,064	1,072
95	75 to 79 years	756	353	403	765	359	406	791	373	418	944	434	510	1,030	481	549	1,138	553	585	1,270	624	646
96	80 to 84 years	413	177	236	421	178	243	447	188	259	473	193	280	550	227	323	596	254	342	617	267	350
97	85 years and over	299	115	184	307	118	189	318	122	196	339	130	209	347	135	212	362	152	210	383	173	210
98
99	0 to 4 years	3,289	1,630	1,659	3,263	1,609	1,654	3,103	1,539	1,564	3,029	1,514	1,515	3,076	1,550	1,526	3,085	1,545	1,540	3,043	1,534	1,509
100	5 to 13 years	6,915	3,498	3,417	6,905	3,481	3,424	6,758	3,403	3,355	6,648	3,366	3,282	6,507	3,289	3,218	6,449	3,257	3,192	6,300	3,211	3,089