Most populous ZIP codes in Illinois
Top 25 most populous ZIP codes in Illinois. #1 is 60629 (Chicago) with about 109,292 residents. Compare population, income, and housing on US5.
These ZIP codes have the largest populations in Illinois. Population totals are aggregated from published ZIP-area Census estimates on US5.
The largest codes are 60629 (Chicago) with about 109,292 residents; 60618 (Chicago) with about 91,896 residents; 60632 (Chicago) with about 87,831 residents.
Open any ZIP for a full demographics, income, and housing profile, or return to the Illinois state page for the complete ZIP table.
Ranked ZIP codes
| # | ZIP | City | County | Population | Population | Income | Home value |
|---|---|---|---|---|---|---|---|
| 1 | 60629 | Chicago | Cook County | 109,292 | 109,292 | $58,813 | $236,300 |
| 2 | 60618 | Chicago | Cook County | 91,896 | 91,896 | $101,558 | $538,300 |
| 3 | 60632 | Chicago | Cook County | 87,831 | 87,831 | $60,576 | $240,600 |
| 4 | 60647 | Chicago | Cook County | 85,589 | 85,589 | $102,851 | $557,300 |
| 5 | 60639 | Chicago | Cook County | 84,505 | 84,505 | $59,710 | $289,000 |
| 6 | 60804 | Cicero | Cook County | 83,223 | 83,223 | $68,548 | $236,000 |
| 7 | 60608 | Chicago | Cook County | 81,459 | 81,459 | $70,704 | $341,500 |
| 8 | 60617 | Chicago | Cook County | 79,284 | 79,284 | $51,237 | $168,200 |
| 9 | 60625 | Chicago | Cook County | 78,467 | 78,467 | $85,299 | $396,700 |
| 10 | 60623 | Chicago | Cook County | 77,061 | 77,061 | $44,040 | $221,400 |
| 11 | 60634 | Chicago | Cook County | 74,418 | 74,418 | $84,997 | $333,900 |
| 12 | 60085 | Waukegan | Lake County | 72,763 | 72,763 | $64,330 | $164,800 |
| 13 | 60657 | Chicago | Cook County | 71,268 | 71,268 | $109,025 | $534,500 |
| 14 | 60614 | Chicago | Cook County | 70,444 | 70,444 | $139,561 | $730,700 |
| 15 | 60641 | Chicago | Cook County | 67,400 | 67,400 | $81,649 | $373,200 |
| 16 | 60640 | Chicago | Cook County | 66,884 | 66,884 | $71,030 | $363,300 |
| 17 | 60620 | Chicago | Cook County | 66,511 | 66,511 | $48,805 | $187,900 |
| 18 | 60609 | Chicago | Cook County | 64,268 | 64,268 | $54,142 | $251,600 |
| 19 | 60651 | Chicago | Cook County | 63,892 | 63,892 | $52,963 | $262,700 |
| 20 | 60402 | Berwyn | Cook County | 63,867 | 63,867 | $73,993 | $277,800 |
| 21 | 60073 | Round Lake | Lake County | 62,000 | 62,000 | $95,457 | $215,200 |
| 22 | 60016 | Des Plaines | Cook County | 60,520 | 60,520 | $84,044 | $300,700 |
| 23 | 60619 | Chicago | Cook County | 59,892 | 59,892 | $43,403 | $213,000 |
| 24 | 60628 | Chicago | Cook County | 59,212 | 59,212 | $49,719 | $158,500 |
| 25 | 60638 | Chicago | Cook County | 58,250 | 58,250 | $89,191 | $283,500 |
Frequently asked questions
What are the most populous ZIP codes in Illinois?
The largest ZIP on this board is 60629 (Chicago) with about 109,292 residents. See the ranked table for the full top 25.
How does US5 rank ZIP codes in Illinois?
We rank indexable ZIP codes by population from high to low.
Where can I explore all ZIP codes in Illinois?
Visit the Illinois state page for the full ZIP table, demographics summary, and sortable income/housing columns.