USA: Colorado

flag Contents: Colorado (State)

Capital: Denver

5,775,326 Population [2020] – census

5,957,493 Population [2025] – estimate

268,419km² Area

22.19/km² Density [2025]

Counties

The population of all counties in the State of Colorado according to census results and latest offcial estimates.

Name	Status	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2025-07-01
Adams	County	258,100	348,040	441,603	519,580	542,973	→
Alamosa	County	13,617	14,966	15,445	16,378	16,689	→
Arapahoe	County	391,511	487,967	572,003	655,085	666,918	→
Archuleta	County	5,345	9,898	12,084	13,356	14,112	→
Baca	County	4,556	4,517	3,788	3,506	3,367	→
Bent	County	5,048	5,998	6,499	5,643	5,779	→
Boulder	County	209,050	269,755	294,567	330,761	330,262	→
Broomfield	County	25,308	39,202	55,889	74,103	78,323	→
Chaffee	County	12,684	16,242	17,809	19,475	20,780	→
Cheyenne	County	2,397	2,231	1,836	1,749	1,712	→
Clear Creek	County	7,619	9,322	9,088	9,364	9,076	→
Conejos	County	7,453	8,400	8,256	7,464	7,549	→
Costilla	County	3,190	3,663	3,524	3,494	3,686	→
Crowley	County	3,946	5,518	5,823	5,927	5,600	→
Custer	County	1,926	3,503	4,255	4,707	5,553	→
Delta	County	20,980	27,834	30,952	31,203	32,215	→
Denver	County	467,610	554,636	600,158	715,509	729,019	→
Dolores	County	1,504	1,844	2,064	2,325	2,467	→
Douglas	County	60,391	175,766	285,465	357,993	393,995	→
Eagle	County	21,928	41,659	52,197	55,721	54,330	→
El Paso	County	397,014	516,929	622,263	731,786	752,772	→
Elbert	County	9,646	19,872	23,086	26,050	29,382	→
Fremont	County	32,273	46,145	46,824	48,937	50,093	→
Garfield	County	29,974	43,791	56,389	61,686	63,167	→
Gilpin	County	3,070	4,757	5,441	5,803	5,963	→
Grand	County	7,966	12,442	14,843	15,714	16,154	→
Gunnison	County	10,273	13,956	15,324	16,921	17,310	→
Hinsdale	County	467	790	843	784	747	→
Huerfano	County	6,009	7,862	6,711	6,812	6,988	→
Jackson	County	1,605	1,577	1,394	1,380	1,273	→
Jefferson	County	436,550	525,395	534,543	582,929	578,533	→
Kiowa	County	1,688	1,622	1,398	1,446	1,392	→
Kit Carson	County	7,140	8,011	8,270	7,081	7,080	→
La Plata	County	32,284	43,941	51,334	55,635	56,823	→
Lake	County	6,007	7,812	7,310	7,432	7,369	→
Larimer	County	186,136	251,494	299,630	359,069	374,574	→
Las Animas	County	13,765	15,207	15,507	14,553	14,518	→
Lincoln	County	4,529	6,087	5,467	5,678	5,598	→
Logan	County	17,567	20,504	22,709	21,532	20,755	→
Mesa	County	93,145	116,255	146,723	155,710	161,260	→
Mineral	County	558	831	712	865	933	→
Moffat	County	11,357	13,184	13,795	13,293	13,142	→
Montezuma	County	18,672	23,830	25,535	25,848	26,841	→
Montrose	County	24,423	33,432	41,276	42,684	44,806	→
Morgan	County	21,939	27,171	28,159	29,110	30,300	→
Otero	County	20,185	20,311	18,831	18,685	17,991	→
Ouray	County	2,295	3,742	4,436	4,879	5,197	→
Park	County	7,174	14,523	16,206	17,397	18,316	→
Phillips	County	4,189	4,480	4,442	4,534	4,488	→
Pitkin	County	12,661	14,872	17,148	17,362	16,643	→
Prowers	County	13,347	14,483	12,551	11,997	11,957	→
Pueblo	County	123,051	141,472	159,063	168,167	169,866	→
Rio Blanco	County	5,972	5,986	6,666	6,528	6,607	→
Rio Grande	County	10,770	12,413	11,982	11,539	11,132	→
Routt	County	14,088	19,690	23,509	24,829	25,243	→
Saguache	County	4,619	5,917	6,108	6,373	6,670	→
San Juan	County	745	558	699	704	821	→
San Miguel	County	3,653	6,594	7,359	8,068	7,819	→
Sedgwick	County	2,690	2,747	2,379	2,404	2,257	→
Summit	County	12,881	23,548	27,994	31,289	30,882	→
Teller	County	12,468	20,555	23,350	24,708	24,862	→
Washington	County	4,812	4,926	4,814	4,816	4,771	→
Weld	County	131,620	180,745	252,825	328,981	369,745	→
Yuma	County	8,954	9,841	10,043	9,985	10,048	→
Colorado	State	3,294,394	4,301,261	5,029,196	5,775,326	5,957,493

Contents: Incorporated Places

The population of all incorporated places in the State of Colorado according to census results and latest offcial estimates.

The Details icon links to further information about a selected place including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).

Name	Status	County	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2025-07-01
Aguilar	Town	Las Animas	520	600	536	454	445	→
Akron	Town	Washington	1,599	1,736	1,695	1,764	1,725	→
Alamosa	City	Alamosa	7,622	8,456	8,865	9,817	9,849	→
Alma	Town	Park	145	205	274	296	312	→
Antonito	Town	Conejos	875	910	781	643	615	→
Arriba	Town	Lincoln	218	244	193	204	203	→
Arvada	City	Jefferson / Adams	89,823	102,383	106,759	124,343	122,901	→
Aspen	City	Pitkin	5,605	6,054	6,795	6,982	6,489	→
Ault	Town	Weld	1,098	1,451	1,527	1,889	2,667	→
Aurora	City	Arapahoe / Adams / Douglas	221,713	275,687	324,976	386,255	410,053	→
Avon	Town	Eagle	1,845	5,516	6,399	6,068	6,184	→
Basalt	Town	Eagle / Pitkin	1,295	2,692	3,780	3,975	4,009	→
Bayfield	Town	La Plata	1,148	1,596	2,316	2,863	2,974	→
Bennett	Town	Adams / Arapahoe	1,636	2,057	2,300	2,872	4,224	→
Berthoud	Town	Larimer / Weld	3,439	5,482	5,198	10,325	14,080	→
Bethune	Town	Kit Carson	171	221	237	183	190	→
Black Hawk	City	Gilpin	231	159	118	119	120	→
Blanca	Town	Costilla	272	394	385	321	320	→
Blue River	Town	Summit	442	703	849	875	859	→
Boone	Town	Pueblo	304	326	346	305	305	→
Boulder	City	Boulder	85,975	94,213	97,613	108,536	105,689	→
Bow Mar	Town	Arapahoe / Jefferson	862	847	849	854	832	→
Branson	Town	Las Animas	52	77	74	55	57	→
Breckenridge	Town	Summit	1,778	2,697	4,541	5,076	5,015	→
Brighton	City	Adams / Weld	14,335	21,044	33,840	40,064	45,395	→
Brookside	Town	Fremont	221	217	232	233	235	→
Broomfield	City	Broomfield	24,746	39,202	55,848	74,103	79,174	→
Brush	City	Morgan	4,163	5,158	5,465	5,334	5,337	→
Buena Vista	Town	Chaffee	1,821	2,225	2,582	2,854	3,248	→
Burlington	City	Kit Carson	2,870	3,738	4,254	3,181	3,164	→
Calhan	Town	El Paso	558	891	780	766	727	→
Campo	Town	Baca	121	147	109	101	95	→
Cañon City	City	Fremont	12,756	15,926	16,410	17,109	17,030	→
Carbonate	Town	Garfield	...	...	0	0	0	→
Carbondale	Town	Garfield	3,039	5,242	6,453	6,450	6,762	→
Castle Pines (Castle Pines North)	City	Douglas	544	3,587	10,333	11,030	15,583	→
Castle Rock	Town	Douglas	8,608	20,302	48,238	73,162	83,815	→
Cedaredge	Town	Delta	1,398	1,945	2,251	2,275	2,448	→
Centennial	City	Arapahoe	81,484	102,586	100,391	107,962	108,658	→
Center	Town	Saguache / Rio Grande	1,960	2,440	2,241	1,960	1,890	→
Central	City	Gilpin / Clear Creek	334	527	660	785	807	→
Cheraw	Town	Otero	271	209	254	235	223	→
Cherry Hills Village	City	Arapahoe	5,274	5,962	5,987	6,439	6,389	→
Cheyenne Wells	Town	Cheyenne	1,130	1,012	846	755	722	→
City of Creede	Town	Mineral	362	365	290	263	275	→
Coal Creek	Town	Fremont	178	316	345	360	361	→
Cokedale	Town	Las Animas	116	169	129	125	123	→
Collbran	Town	Mesa	483	495	692	363	355	→
Colorado Springs	City	El Paso	282,355	360,329	417,450	479,963	494,743	→
Columbine Valley	Town	Arapahoe	1,090	1,145	1,252	1,501	1,684	→
Commerce City	City	Adams	17,588	20,921	45,849	62,418	72,345	→
Cortez	City	Montezuma	7,313	7,997	8,471	8,762	9,126	→
Craig	City	Moffat	8,091	9,245	9,456	9,055	8,874	→
Crawford	Town	Delta	232	368	432	399	411	→
Crested Butte	Town	Gunnison	884	1,541	1,494	1,651	1,693	→
Crestone	Town	Saguache	39	71	125	137	166	→
Cripple Creek	City	Teller	609	1,178	1,226	1,155	1,120	→
Crook	Town	Logan	148	133	110	131	125	→
Crowley	Town	Crowley	228	187	176	168	155	→
Dacono	City	Weld	2,250	3,120	4,156	6,303	6,844	→
De Beque	Town	Mesa	261	455	504	487	476	→
Deer Trail	Town	Arapahoe	476	602	547	1,073	1,755	→
Del Norte	Town	Rio Grande	1,728	1,909	1,677	1,455	1,396	→
Delta	City	Delta	6,232	7,635	8,893	9,034	9,802	→
Denver	City	Denver	467,549	553,805	599,454	715,509	740,613	→
Dillon	Town	Summit	558	825	903	1,066	1,029	→
Dinosaur	Town	Moffat	324	314	339	243	242	→
Dolores	Town	Montezuma	827	717	928	893	933	→
Dove Creek	Town	Dolores	673	718	724	636	664	→
Durango	City	La Plata	12,728	14,518	16,868	19,086	19,733	→
Eads	Town	Kiowa	780	747	609	673	642	→
Eagle	Town	Eagle	1,758	3,105	6,513	7,514	7,280	→
Eaton	Town	Weld	2,179	2,783	4,375	5,806	5,848	→
Eckley	Town	Yuma	211	288	256	232	232	→
Edgewater	City	Jefferson	4,606	5,433	5,169	5,011	4,870	→
Elizabeth	Town	Elbert	830	1,485	1,362	1,663	2,957	→
Empire	Town	Clear Creek	406	348	282	340	317	→
Englewood	City	Arapahoe	29,918	31,943	30,260	33,655	35,305	→
Erie	Town	Weld / Boulder	1,885	6,420	18,177	30,065	40,904	→
Estes Park	Town	Larimer	3,533	5,605	5,933	5,904	5,780	→
Evans	City	Weld	6,516	10,470	18,505	22,185	22,500	→
Fairplay	Town	Park	384	598	696	731	743	→
Federal Heights	City	Adams	9,339	12,062	11,461	14,411	14,075	→
Firestone	Town	Weld	1,724	2,359	10,199	16,362	20,129	→
Flagler	Town	Kit Carson	551	619	571	564	584	→
Fleming	Town	Logan	350	426	405	432	421	→
Florence	City	Fremont	3,047	3,772	3,878	3,825	3,856	→
Fort Collins	City	Larimer	88,831	121,591	144,861	169,780	171,500	→
Fort Lupton	City	Weld	5,809	7,319	7,405	7,957	10,402	→
Fort Morgan	City	Morgan	9,161	11,081	11,372	11,595	11,841	→
Fountain	City	El Paso	12,244	15,850	25,899	29,801	29,450	→
Fowler	Town	Otero	1,169	1,228	1,189	1,254	1,171	→
Foxfield	Town	Arapahoe	567	718	714	756	746	→
Fraser	Town	Grand	577	987	1,223	1,388	1,543	→
Frederick	Town	Weld	1,762	3,224	8,662	14,521	18,241	→
Frisco	Town	Summit	1,612	2,547	2,692	2,924	2,792	→
Fruita	City	Mesa	4,419	6,728	12,724	13,404	14,003	→
Garden City	Town	Weld	188	351	250	252	250	→
Genoa	Town	Lincoln	167	211	139	155	156	→
Georgetown	Town	Clear Creek	855	1,114	1,034	1,124	1,217	→
Gilcrest	Town	Weld	1,043	1,154	1,034	1,022	1,017	→
Glendale	City	Arapahoe	2,959	4,612	4,318	4,613	4,475	→
Glenwood Springs	City	Garfield	6,573	7,976	9,557	9,954	10,395	→
Golden	City	Jefferson	13,002	17,147	18,890	20,413	20,390	→
Granada	Town	Prowers	514	647	517	446	463	→
Granby	Town	Grand	1,167	1,607	1,856	2,047	2,392	→
Grand Junction	City	Mesa	41,543	49,391	59,034	65,642	71,827	→
Grand Lake	Town	Grand	260	446	469	409	402	→
Greeley	City	Weld	60,759	78,068	92,953	108,787	115,073	→
Green Mountain Falls	Town	El Paso / Teller	712	720	647	646	601	→
Greenwood Village	City	Arapahoe	8,435	11,297	13,919	15,667	15,323	→
Grover	Town	Weld	135	154	139	155	152	→
Gunnison	City	Gunnison	4,635	5,446	5,842	6,555	6,836	→
Gypsum	Town	Eagle	1,803	3,835	6,501	8,069	9,212	→
Hartman	Town	Prowers	84	104	76	56	55	→
Haswell	Town	Kiowa	62	84	68	71	71	→
Haxtun	Town	Phillips	959	990	946	983	951	→
Hayden	Town	Routt	1,452	1,664	1,814	1,932	2,250	→
Hillrose	Town	Morgan	116	270	256	310	312	→
Holly	Town	Prowers	895	1,047	794	846	836	→
Holyoke	City	Phillips	1,973	2,268	2,317	2,347	2,264	→
Hooper	Town	Alamosa	112	123	103	78	77	→
Hot Sulphur Springs	Town	Grand	354	518	679	687	663	→
Hotchkiss	Town	Delta	734	986	918	884	945	→
Hudson	Town	Weld	966	1,704	2,361	1,643	1,621	→
Hugo	Town	Lincoln	675	864	730	782	781	→
Idaho Springs	City	Clear Creek	1,887	1,978	1,722	1,790	1,842	→
Ignacio	Town	La Plata	670	709	858	850	869	→
Iliff	Town	Logan	174	213	266	244	246	→
Jamestown	Town	Boulder	173	209	274	260	245	→
Johnstown	Town	Weld / Larimer	1,929	4,775	9,862	17,327	22,433	→
Julesburg	Town	Sedgwick	1,297	1,473	1,225	1,306	1,217	→
Keenesburg	Town	Weld	622	893	1,128	1,254	2,107	→
Kersey	Town	Weld	1,005	1,500	1,479	1,503	1,500	→
Keystone	Town	Summit	...	825	1,079	1,300	1,274	→
Kim	Town	Las Animas	76	79	74	62	63	→
Kiowa	Town	Elbert	288	627	719	733	738	→
Kit Carson	Town	Cheyenne	317	265	233	261	250	→
Kremmling	Town	Grand	1,166	1,467	1,444	1,507	1,451	→
La Jara	Town	Conejos	774	869	842	727	708	→
La Junta	City	Otero	7,720	7,595	7,078	7,335	6,864	→
La Salle	Town	Weld	1,766	1,865	1,959	2,360	2,304	→
La Veta	Town	Huerfano	727	924	800	855	859	→
Lafayette	City	Boulder	15,052	23,145	24,482	30,365	30,116	→
Lake City	Town	Hinsdale	227	380	410	435	416	→
Lakeside	Town	Jefferson	11	20	8	17	16	→
Lakewood	City	Jefferson	125,968	143,945	142,592	155,986	156,927	→
Lamar	City	Prowers	8,370	8,907	7,943	7,687	7,588	→
Larkspur	Town	Douglas	246	260	183	203	219	→
Las Animas	City	Bent	2,532	2,797	2,406	2,307	2,325	→
Leadville	City	Lake	2,686	2,830	2,570	2,628	2,668	→
Limon	Town	Lincoln	1,833	2,068	1,882	2,043	2,021	→
Littleton	City	Arapahoe / Jefferson / Douglas	33,746	40,178	41,624	45,648	46,246	→
Lochbuie	Town	Weld / Adams	1,191	2,115	4,727	8,101	8,776	→
Log Lane Village	Town	Morgan	390	823	817	898	937	→
Lone Tree	City	Douglas	1,604	6,880	10,235	14,179	15,278	→
Longmont	City	Boulder / Weld	52,203	71,564	86,330	98,900	100,109	→
Louisville	City	Boulder	12,618	18,928	18,409	21,243	20,581	→
Loveland	City	Larimer	37,778	51,368	67,005	76,337	81,387	→
Lyons	Town	Boulder	1,244	1,670	2,119	2,210	2,119	→
Manassa	Town	Conejos	1,001	1,039	991	948	958	→
Mancos	Town	Montezuma	838	1,207	1,339	1,195	1,266	→
Manitou Springs	City	El Paso	4,470	4,985	4,965	4,866	4,577	→
Manzanola	Town	Otero	437	515	431	340	319	→
Marble	Town	Gunnison	60	111	120	135	133	→
Mead	Town	Weld	747	2,116	3,648	4,791	7,042	→
Meeker	Town	Rio Blanco	2,092	2,277	2,472	2,381	2,417	→
Merino	Town	Logan	258	251	286	283	276	→
Milliken	Town	Weld	1,622	3,015	5,614	8,377	9,183	→
Minturn	Town	Eagle	982	777	1,083	1,042	986	→
Moffat	Town	Saguache	97	113	116	106	102	→
Monte Vista	City	Rio Grande	4,387	4,687	4,439	4,257	4,005	→
Montezuma	Town	Summit	45	44	69	75	72	→
Montrose	City	Montrose	10,168	13,972	19,097	20,318	21,583	→
Monument	Town	El Paso	1,257	2,414	6,035	10,393	13,813	→
Morrison	Town	Jefferson	447	440	418	397	364	→
Mount Crested Butte	Town	Gunnison	336	714	816	940	966	→
Mountain View	Town	Jefferson	550	569	507	540	517	→
Mountain Village	Town	San Miguel	45	972	1,317	1,264	1,234	→
Naturita	Town	Montrose	435	642	537	484	478	→
Nederland	Town	Boulder	1,098	1,290	1,445	1,468	1,463	→
New Castle	Town	Garfield	713	1,994	4,517	4,917	4,896	→
Northglenn	City	Adams / Weld	27,259	31,609	35,690	38,110	38,893	→
Norwood	Town	San Miguel	441	446	518	532	516	→
Nucla	Town	Montrose	586	650	712	591	577	→
Nunn	Town	Weld	327	480	417	502	539	→
Oak Creek	Town	Routt	673	825	899	888	834	→
Olathe	Town	Montrose	1,274	1,617	1,868	2,001	1,927	→
Olney Springs	Town	Crowley	340	381	345	313	288	→
Ophir	Town	San Miguel	69	125	163	196	185	→
Orchard City	Town	Delta	2,219	2,867	3,133	3,136	3,299	→
Ordway	Town	Crowley	1,027	1,257	1,080	1,069	1,053	→
Otis	Town	Washington	454	545	472	515	502	→
Ouray	City	Ouray	644	815	1,002	899	929	→
Ovid	Town	Sedgwick	344	330	318	271	256	→
Pagosa Springs	Town	Archuleta	1,406	1,592	1,734	1,609	1,838	→
Palisade	Town	Mesa	2,000	2,537	2,663	2,556	2,599	→
Palmer Lake	Town	El Paso	1,486	2,168	2,523	2,650	2,591	→
Paoli	Town	Phillips	29	42	34	50	48	→
Paonia	Town	Delta	1,380	1,533	1,462	1,450	1,477	→
Parachute	Town	Garfield	666	1,044	1,312	1,388	1,366	→
Parker	Town	Douglas	5,688	23,384	45,352	58,381	65,985	→
Peetz	Town	Logan	159	228	241	212	202	→
Pierce	Town	Weld	828	899	830	1,097	1,086	→
Pitkin	Town	Gunnison	53	115	64	76	74	→
Platteville	Town	Weld	1,567	2,480	2,489	2,958	2,908	→
Poncha Springs	Town	Chaffee	264	503	726	943	1,393	→
Pritchett	Town	Baca	153	138	140	113	106	→
Pueblo	City	Pueblo	98,723	101,796	106,539	111,864	110,404	→
Ramah	Town	El Paso	94	121	123	111	105	→
Rangely	Town	Rio Blanco	2,353	2,092	2,368	2,303	2,304	→
Raymer (New Raymer)	Town	Weld	98	91	98	109	111	→
Red Cliff	Town	Eagle	289	294	272	258	238	→
Rico	Town	Dolores	92	205	265	291	347	→
Ridgway	Town	Ouray	460	714	889	1,180	1,324	→
Rifle	City	Garfield	5,155	7,014	9,394	10,440	10,844	→
Rockvale	Town	Fremont	318	390	491	513	530	→
Rocky Ford	City	Otero	4,202	4,311	3,960	3,866	3,752	→
Romeo	Town	Conejos	341	375	404	301	309	→
Rye	Town	Pueblo	168	200	156	208	201	→
Saguache	Town	Saguache	599	588	496	536	520	→
Salida	City	Chaffee	4,833	5,530	5,257	5,692	5,985	→
San Luis	Town	Costilla	817	737	629	599	597	→
Sanford	Town	Conejos	756	815	879	882	897	→
Sawpit	Town	San Miguel	36	27	34	33	34	→
Sedgwick	Town	Sedgwick	175	191	146	174	162	→
Seibert	Town	Kit Carson	182	178	181	173	178	→
Severance	Town	Weld	192	719	3,189	7,716	11,841	→
Sheridan	City	Arapahoe	4,979	5,760	5,623	6,103	5,972	→
Sheridan Lake	Town	Kiowa	95	56	83	54	56	→
Silt	Town	Garfield	1,181	1,712	2,933	3,551	3,743	→
Silver Cliff	Town	Custer	328	537	581	615	713	→
Silver Plume	Town	Clear Creek	157	203	170	201	180	→
Silverthorne	Town	Summit	1,846	3,170	3,900	4,413	5,418	→
Silverton	Town	San Juan	716	529	637	624	721	→
Simla	Town	Elbert	496	658	613	608	587	→
Snowmass Village	Town	Pitkin	1,420	1,820	2,816	3,003	2,965	→
South Fork	Town	Rio Grande	287	616	455	517	506	→
Springfield	Town	Baca	1,497	1,567	1,447	1,331	1,293	→
Starkville	Town	Las Animas	104	127	59	65	66	→
Steamboat Springs	City	Routt	6,699	10,090	12,129	13,221	13,557	→
Sterling	City	Logan	10,453	11,306	14,799	13,739	13,054	→
Stratton	Town	Kit Carson	654	679	659	652	644	→
Sugar City	Town	Crowley	252	279	258	257	238	→
Superior	Town	Boulder / Jefferson	294	9,061	12,481	13,094	13,637	→
Swink	Town	Otero	583	703	617	608	579	→
Telluride	Town	San Miguel	1,320	2,369	2,229	2,623	2,454	→
Thornton	City	Adams	55,307	82,506	118,859	141,869	147,766	→
Timnath	Town	Larimer / Weld	382	304	650	6,497	11,600	→
Trinidad	City	Las Animas	8,641	9,187	9,064	8,332	8,091	→
Two Buttes	Town	Baca	63	67	43	32	30	→
Vail	Town	Eagle	3,733	4,690	5,325	4,852	4,407	→
Victor	City	Teller	243	442	412	385	361	→
Vilas	Town	Baca	105	107	114	103	99	→
Vona	Town	Kit Carson	103	95	106	90	89	→
Walden	Town	Jackson	896	733	608	608	529	→
Walsenburg	City	Huerfano	3,310	4,234	3,064	3,049	3,039	→
Walsh	Town	Baca	692	722	546	543	513	→
Ward	Town	Boulder	150	174	150	131	124	→
Wellington	Town	Larimer	1,360	2,709	6,389	11,068	12,169	→
Westcliffe	Town	Custer	306	419	571	422	488	→
Westminster	City	Jefferson / Adams	74,166	100,674	106,142	116,653	116,182	→
Wheat Ridge	City	Jefferson	29,387	32,765	30,179	32,400	32,081	→
Wiggins	Town	Morgan	516	851	886	1,401	1,868	→
Wiley	Town	Prowers	395	456	405	439	433	→
Williamsburg	Town	Fremont	265	732	659	730	789	→
Windsor	Town	Weld / Larimer	5,571	10,211	18,650	32,714	43,840	→
Winter Park	Town	Grand	539	611	1,019	1,073	1,217	→
Woodland Park	City	Teller	4,841	7,364	7,145	7,910	8,014	→
Wray	City	Yuma	2,001	2,213	2,364	2,329	2,352	→
Yampa	Town	Routt	322	454	430	393	373	→
Yuma	City	Yuma	2,728	3,290	3,518	3,471	3,424	→

Source: U.S. Census Bureau.

Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.

Further information about the population structure:

Gender (C 2020)
Males	2,899,751
Females	2,873,963

Age Groups (C 2020)
0-17 years	1,264,138
18-64 years	3,640,881
65+ years	868,695

Age Distribution (C 2020)
80+ years	177,536
70-79 years	385,943
60-69 years	657,610
50-59 years	702,750
40-49 years	732,701
30-39 years	874,607
20-29 years	827,588
10-19 years	752,874
0-9 years	662,105

Urbanization (C 2020)
Rural	806,778
Urban	4,966,936

»Race« (C 2020)
White	4,082,927
Black/African American	234,828
Indigenous	74,129
Asian	199,827
Pacific Islander	10,287
Some other	464,046
2 or more	707,670

Ethnicity (C 2020)
Hispanic or Latino	1,263,390
Other	4,510,324