Ranking of Adams County, CO Cities and Places By Population in 2021
Updated on February 9, 2024.
Based on the US Census Vintage data estimates, in 2021, among all Adams County, CO cities and places, Thornton city (pt.) had the highest population (142.93K), followed by Balance of Adams County (98.21K), and Westminster city (pt.) (70.22K).
The chart below shows the top 10 cities and places, and the table below shows the ranking of all Adams County, CO cities and places.
You can see similar information for other Colorado counties. You can also see the ranking of all cities and places in Colorado.
Related Topics: Adams County, CO Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of Adams County, CO Cities and Places By Population in 2021
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| Rank | City or Place | Population |
|---|---|---|
| 1 | Thornton city (pt.) | 142934 |
| 2 | Balance of Adams County | 98211 |
| 3 | Westminster city (pt.) | 70222 |
| 4 | Commerce City city | 64423 |
| 5 | Aurora city (pt.) | 49948 |
| 6 | Brighton city (pt.) | 40515 |
| 7 | Northglenn city (pt.) | 37401 |
| 8 | Federal Heights city | 14215 |
| 9 | Arvada city (pt.) | 2863 |
| 10 | Bennett town (pt.) | 2860 |
| 11 | Lochbuie town (pt.) | 0 |