The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
| ZIP Code | City | Housing Affordability Index | |
|---|---|---|---|
| 1. | 19944 | Fenwick Island | 52 |
| 2. | 19930 | Bethany Beach | 89 |
| 3. | 19807 | Wilmington | 90 |
| 4. | 19975 | Selbyville | 93 |
| 5. | 19971 | Rehoboth Beach | 103 |
| 6. | 19801 | Wilmington | 104 |
| 7. | 19806 | Wilmington | 117 |
| 8. | 19958 | Lewes | 120 |
| 9. | 19970 | Ocean View | 126 |
| 10. | 19968 | Milton | 132 |
| 11. | 19967 | Millville | 135 |
| 12. | 19952 | Harrington | 138 |
| 13. | 19711 | Newark | 139 |
| 14. | 19901 | Dover | 142 |
| 15. | 19945 | Frankford | 142 |
| 16. | 19939 | Dagsboro | 142 |
| 17. | 19951 | Harbeson | 142 |
| 18. | 19805 | Wilmington | 148 |
| 19. | 19703 | Claymont | 149 |
| 20. | 19810 | Wilmington | 149 |
