Ranking of Maine Cities and Places By Population in 2021
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2021, among all Maine cities and places, Portland city had the highest population (68.44K), followed by Lewiston city (38.38K), and Bangor city (31.51K).
The chart below shows the top 10 cities and places, and the table below shows the ranking of all Maine cities and places.
You can see similar information for other states and the ranking of all cities and places in the United States.
You can also similar information for each Maine county.
Related Topics: Maine Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2021 Census.
See this for other years:
Ranking of Maine Cities and Places By Population in 2021
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| Rank | City or Place | Population |
|---|---|---|
| 1 | Portland city | 68442 |
| 2 | Lewiston city | 38379 |
| 3 | Bangor city | 31505 |
| 4 | South Portland city | 27082 |
| 5 | Auburn city | 24286 |
| 6 | Biddeford city | 22539 |
| 7 | Sanford city | 22190 |
| 8 | Saco city | 20716 |
| 9 | Westbrook city | 20683 |
| 10 | Augusta city | 19050 |
| 11 | Waterville city | 16711 |
| 12 | Brewer city | 9669 |
| 13 | Bath city | 8818 |
| 14 | Presque Isle city | 8666 |
| 15 | Ellsworth city | 8581 |
| 16 | Old Town city | 7455 |
| 17 | Caribou city | 7422 |
| 18 | Rockland city | 7036 |
| 19 | Belfast city | 7005 |
| 20 | Gardiner city | 6055 |
| 21 | Calais city | 3096 |
| 22 | Hallowell city | 2582 |
| 23 | Eastport city | 1289 |