Ranking of Ada, ID Cities and Places By population in 2021
Updated on June 27, 2025.
Based on the US Census Vintage data estimates, in 2021, among all Ada, ID cities and places, Boise City city had the highest population (238.21K), followed by Meridian city (125.87K), and Balance of Ada County (64.26K).
The chart below shows the top 7 cities and places, and the table below shows the ranking of all Ada cities and places.
You can see similar information for other Idaho counties. You can also see the ranking of all cities and places in Idaho.
Data Source: US Census Bureau (Vintage).
Ranking of Ada, ID Cities and Places By population in 2021
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| Rank | City or Place | Population |
|---|---|---|
| 1 | Boise City city | 238214 |
| 2 | Meridian city | 125865 |
| 3 | Balance of Ada County | 64256 |
| 4 | Eagle city | 32831 |
| 5 | Kuna city | 26645 |
| 6 | Star city (pt.) | 12973 |
| 7 | Garden City city | 12314 |