DN31 3 is a postcode sector within the DN31 postcode district which is within the DN Doncaster postcode area.
The Royal Mail delivery office for the DN31 3 postal sector is the Grimsby Delivery Office.
The area of the DN31 3 postcode sector is 0.85 square miles which is 2.21 square kilometres or 546.49 square acres.
In the year 2017 there were 15 house sales in the DN31 3 with the average house price being £78,693.
The DN31 3 postcode sector is crossed by a railway.
| D | N | 3 | 1 | - | 3 | X | X |
| D | N | 3 | 1 | Space | 3 | Letter | Letter |
| The DN31 3 Sector is within these Local Authorities |
| The DN31 3 Sector is within these Counties |
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The DN31 3 Sector is within these Water Company Areas |
|
|---|
| Town | Type |
|---|---|
| Grimsby | Town |
