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    Jan 1976    
 
 
    Sep 2019
Persons
Name Sep 2019 Aug 2019 Sep 2018
Colorado
3,107,585 3,088,538 3,022,210
Adams County
268,834 269,037 262,449
Alamosa County
8,398 8,087 8,193
Arapahoe County
362,222 362,818 353,222
Archuleta County
7,293 7,166 6,967
Baca County
2,331 2,219 2,321
Bent County
2,062 1,932 2,067
Boulder County
195,619 193,356 189,459
Chaffee County
9,921 10,349 9,493
Cheyenne County
1,154 1,083 1,200
Clear Creek County
6,086 6,087 5,937
Conejos County
4,072 3,877 4,014
Costilla County
1,946 1,845 1,905
Crowley County
1,539 1,482 1,496
Custer County
2,170 2,125 2,130
Delta County
15,113 14,469 14,788
Denver County/city
412,415 413,095 402,195
Dolores County
1,271 1,232 1,229
Douglas County
191,653 191,976 186,930
Eagle County
36,562 36,713 34,804
El Paso County
339,034 335,965 326,141
Elbert County
15,087 14,945 14,820
Fremont County
15,182 15,248 14,710
Garfield County
32,997 33,282 31,511
Gilpin County
3,758 3,759 3,665
Grand County
9,755 10,235 9,426
Gunnison County
11,220 11,161 10,953
Hinsdale County
509 548 521
Huerfano County
2,611 2,483 2,600
Jackson County
1,073 1,006 1,073
Jefferson County
334,644 335,013 326,380
Kiowa County
992 940 1,015
Kit Carson County
4,601 4,361 4,626
La Plata County
32,011 31,663 31,362
Lake County
4,920 4,909 4,662
Larimer County
205,426 201,423 199,974
Las Animas County
6,601 6,339 6,350
Lincoln County
2,593 2,478 2,516
Logan County
11,388 10,929 11,265
Mesa County
76,384 74,779 74,441
Mineral County
548 574 479
Moffat County
7,727 7,523 7,392
Montezuma County
13,554 13,364 13,085
Montrose County
22,769 22,125 21,706
Morgan County
16,933 16,397 16,413
Otero County
8,653 8,275 8,474
Ouray County
2,609 2,661 2,460
Park County
10,944 10,894 10,689
Phillips County
2,836 2,670 2,853
Pitkin County
11,481 11,586 10,945
Prowers County
6,392 6,065 6,436
Pueblo County
73,710 72,189 72,468
Rio Blanco County
2,865 2,765 2,842
Rio Grande County
5,679 5,473 5,628
Routt County
16,241 16,379 15,530
Saguache County
3,626 3,440 3,603
San Juan County
615 624 603
San Miguel County
5,634 5,684 5,418
Sedgwick County
1,296 1,195 1,288
Summit County
20,789 21,069 20,220
Teller County
12,782 12,657 12,286
Washington County
3,539 3,320 3,379
Weld County
167,825 164,693 163,617
Yuma County
7,254 6,565 6,722
   

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