Ranking of Lake County, IL Cities and Places By Population in 2020
Updated on August 16, 2024.
Based on the US Census Vintage data estimates, in 2020, among all Lake County, IL cities and places, Waukegan city had the highest population (89.12K), followed by Balance of Lake County (82.40K), and Mundelein village (31.53K).
The chart below shows the top 10 cities and places, and the table below shows the ranking of all Lake cities and places.
You can see similar information for other Illinois counties. You can also see the ranking of all cities and places in Illinois.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of Lake County, IL Cities and Places By Population in 2020
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| Rank | City or Place | Population |
|---|---|---|
| 1 | Waukegan city | 89119 |
| 2 | Balance of Lake County | 82398 |
| 3 | Mundelein village | 31533 |
| 4 | North Chicago city | 30712 |
| 5 | Gurnee village | 30654 |
| 6 | Highland Park city | 30155 |
| 7 | Buffalo Grove village (pt.) | 29343 |
| 8 | Round Lake Beach village | 27204 |
| 9 | Vernon Hills village | 26823 |
| 10 | Zion city | 24626 |
| 11 | Grayslake village | 21216 |
| 12 | Libertyville village | 20558 |
| 13 | Lake Zurich village | 19755 |
| 14 | Lake Forest city | 19345 |
| 15 | Round Lake village | 18692 |
| 16 | Deerfield village (pt.) | 18650 |
| 17 | Antioch village | 14613 |
| 18 | Lindenhurst village | 14374 |
| 19 | Beach Park village | 14235 |
| 20 | Wauconda village | 14067 |
| 21 | Fox Lake village (pt.) | 10329 |
| 22 | Hawthorn Woods village | 9088 |
| 23 | Lake Villa village | 8726 |
| 24 | Long Grove village | 8352 |
| 25 | Lincolnshire village | 7945 |
| 26 | Park City city | 7882 |
| 27 | Round Lake Park village | 7664 |
| 28 | Winthrop Harbor village | 6688 |
| 29 | Volo village | 6209 |
| 30 | Lake Bluff village | 5610 |
| 31 | Lake Barrington village | 5089 |
| 32 | Highwood city | 5084 |
| 33 | Barrington village (pt.) | 4858 |
| 34 | Green Oaks village | 4109 |
| 35 | Kildeer village | 4079 |
| 36 | Riverwoods village | 3789 |
| 37 | Lakemoor village (pt.) | 3725 |
| 38 | Deer Park village (pt.) | 3661 |
| 39 | Hainesville village | 3540 |
| 40 | Wadsworth village | 3506 |
| 41 | Island Lake village (pt.) | 3345 |
| 42 | North Barrington village | 3135 |
| 43 | Round Lake Heights village | 2616 |
| 44 | Tower Lakes village | 1222 |
| 45 | Third Lake village | 1112 |
| 46 | Bannockburn village | 1012 |
| 47 | Barrington Hills village (pt.) | 591 |
| 48 | Port Barrington village (pt.) | 533 |
| 49 | Mettawa village | 531 |
| 50 | Indian Creek village | 530 |
| 51 | Fox River Grove village (pt.) | 485 |
| 52 | Old Mill Creek village | 164 |
| 53 | Wheeling village (pt.) | 0 |