Sangamon County, Illinois ZIP Codes
- ZIP records
26 - Cities represented
19 - Sum of listed ZIP population estimates
194,839
Population sum includes positive estimates in these ZIP records; it is not an official county population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | Population estimate |
|---|---|---|---|
| 1 | 62704 | Springfield | 40,046 |
| 2 | 62702 | Springfield | 31,033 |
| 3 | 62703 | Springfield | 28,922 |
| 4 | 62711 | Springfield | 18,559 |
| 5 | 62629 | Chatham | 15,413 |
| 6 | 62712 | Springfield | 10,045 |
| 7 | 62707 | Springfield | 7,472 |
| 8 | 62563 | Rochester | 5,766 |
| 9 | 62684 | Sherman | 5,760 |
| 10 | 62615 | Auburn | 5,198 |
Cities in Sangamon County
- Auburn
- Buffalo
- Cantrall
- Chatham
- Dawson
- Divernon
- Glenarm
- Illiopolis
- Loami
- Mechanicsburg
- New Berlin
- Pawnee
- Pleasant Plains
- Riverton
- Rochester
- Sherman
- Springfield
- Thayer
- Williamsville
ZIP Directory
- ZIP 62515
- ZIP 62520
- ZIP 62530
- ZIP 62536
- ZIP 62539
- ZIP 62545
- ZIP 62558
- ZIP 62561
- ZIP 62563
- ZIP 62615
- ZIP 62625
- ZIP 62629
- ZIP 62661
- ZIP 62670
- ZIP 62677
- ZIP 62684
- ZIP 62689
- ZIP 62693
- ZIP 62701
- ZIP 62702
- ZIP 62703
- ZIP 62704
- ZIP 62706
- ZIP 62707
- ZIP 62711
- ZIP 62712
Browse all ZIP data for Illinois
Methodology: Records are grouped by the source file's listed county and state. Population sums add positive ZIP-level estimates and are not official county totals; city counts use distinct city labels in the source.