ZIP code ranking · DE
Most Populous ZIP Codes in DE
The top 25 ZIP codes ranked by population in DE. The ranking pulls from the latest available data; ZIPs with implausible or incomplete data are excluded.
| Rank | ZIP | Where | Population |
|---|---|---|---|
| 1 | 19720 | New Castle, DE· New Castle County | 62,392 |
| 2 | 19702 | Glasgow CDP, DE· New Castle County | 55,683 |
| 3 | 19709 | Middletown, DE· New Castle County | 53,234 |
| 4 | 19711 | Newark, DE· New Castle County | 49,432 |
| 5 | 19701 | Bear CDP, DE· New Castle County | 42,984 |
| 6 | 19805 | Wilmington, DE· New Castle County | 41,402 |
| 7 | 19808 | Pike Creek CDP, DE· New Castle County | 39,082 |
| 8 | 19904 | Dover, DE· Kent County | 38,818 |
| 9 | 19901 | Dover, DE· Kent County | 37,763 |
| 10 | 19966 | Millsboro, DE· Sussex County | 35,884 |
| 11 | 19958 | Lewes, DE· Sussex County | 31,938 |
| 12 | 19713 | Brookside CDP, DE· New Castle County | 30,747 |
| 13 | 19977 | Smyrna, DE· Kent County | 27,704 |
| 14 | 19973 | Seaford, DE· Sussex County | 26,834 |
| 15 | 19810 | Arden, DE· New Castle County | 26,530 |
| 16 | 19802 | Wilmington, DE· New Castle County | 26,051 |
| 17 | 19963 | Milford, DE· Sussex County | 23,500 |
| 18 | 19803 | Wilmington, DE· New Castle County | 22,279 |
| 19 | 19947 | Georgetown, DE· Sussex County | 20,760 |
| 20 | 19804 | Newport, DE· New Castle County | 18,779 |
| 21 | 19707 | Hockessin CDP, DE· New Castle County | 17,376 |
| 22 | 19801 | Wilmington, DE· New Castle County | 16,327 |
| 23 | 19956 | Laurel, DE· Sussex County | 16,327 |
| 24 | 19968 | Milton, DE· Sussex County | 15,486 |
| 25 | 19703 | Claymont CDP, DE· New Castle County | 15,460 |