Wilmington, Delaware ZIP Codes
- ZIP records
10 - Sum of listed ZIP population estimates
222,353 - Counties represented
1 - Population range
7,815–41,402 per ZIP
Population sum includes positive estimates in these ZIP records; it is not an official city population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | County | Population estimate |
|---|---|---|---|---|
| 1 | 19805 | Wilmington | New Castle | 41,402 |
| 2 | 19808 | Wilmington | New Castle | 39,082 |
| 3 | 19810 | Wilmington | New Castle | 26,530 |
| 4 | 19802 | Wilmington | New Castle | 26,051 |
| 5 | 19803 | Wilmington | New Castle | 22,279 |
| 6 | 19804 | Wilmington | New Castle | 18,779 |
| 7 | 19801 | Wilmington | New Castle | 16,327 |
| 8 | 19809 | Wilmington | New Castle | 14,311 |
| 9 | 19806 | Wilmington | New Castle | 9,777 |
| 10 | 19807 | Wilmington | New Castle | 7,815 |
Counties represented
All ZIP Codes in Wilmington
- ZIP 19801 — New Castle County
- ZIP 19802 — New Castle County
- ZIP 19803 — New Castle County
- ZIP 19804 — New Castle County
- ZIP 19805 — New Castle County
- ZIP 19806 — New Castle County
- ZIP 19807 — New Castle County
- ZIP 19808 — New Castle County
- ZIP 19809 — New Castle County
- ZIP 19810 — New Castle County
Browse all ZIP data for Delaware
Methodology: ZIP records are grouped by the source file's primary city and state fields. Population ranges and sums use positive ZIP-level estimates; sums should not be read as official city totals. County links use each record's listed county assignment.