Identifiers: city · CDP
| Rank | Community | Population |
|---|---|---|
| 1 | Euclid (city), OH | 49,692 |
| 2 | Mentor (city), OH | 47,450 |
| 3 | Willoughby (city), OH | 23,959 |
| 4 | South Euclid (city), OH | 21,883 |
| 5 | Mayfield Heights (city), OH | 20,351 |
| 6 | Painesville (city), OH | 20,312 |
| 7 | Eastlake (city), OH | 17,670 |
| 8 | Willowick (city), OH | 14,204 |
| 9 | Lyndhurst (city), OH | 14,050 |
| 10 | Beachwood (city), OH | 14,040 |
| 11 | Wickliffe (city), OH | 12,652 |
| 12 | Richmond Heights (city), OH | 10,801 |
| 13 | Willoughby Hills (city), OH | 10,019 |
| 14 | Highland Heights (city), OH | 8,719 |
| 15 | North Madison (CDP), OH | 8,188 |
| 16 | Mentor-on-the-Lake (city), OH | 7,131 |
| 17 | Chesterland (CDP), OH | 7,074 |
| 18 | Kirtland (city), OH | 6,937 |
| 19 | Pepper Pike (city), OH | 6,796 |
| 20 | Geneva (city), OH | 5,924 |
Identifiers: city · CDP
| Rank | Community | Population |
|---|---|---|
| 1 | Euclid (city), OH | 49,692 |
| 2 | Mentor (city), OH | 47,450 |
| 3 | Willoughby (city), OH | 23,959 |
| 4 | South Euclid (city), OH | 21,883 |
| 5 | Mayfield Heights (city), OH | 20,351 |
| 6 | Painesville (city), OH | 20,312 |
| 7 | Eastlake (city), OH | 17,670 |
| 8 | Willowick (city), OH | 14,204 |
| 9 | Lyndhurst (city), OH | 14,050 |
| 10 | Beachwood (city), OH | 14,040 |
| 11 | University Heights (city), OH | 13,914 |
| 12 | East Cleveland (city), OH | 13,792 |
| 13 | Warrensville Heights (city), OH | 13,789 |
| 14 | Wickliffe (city), OH | 12,652 |
| 15 | Bedford Heights (city), OH | 11,020 |
| 16 | Richmond Heights (city), OH | 10,801 |
| 17 | Willoughby Hills (city), OH | 10,019 |
| 18 | Highland Heights (city), OH | 8,719 |
| 19 | Mentor-on-the-Lake (city), OH | 7,131 |
| 20 | Chesterland (CDP), OH | 7,074 |