LL31 9BY lies on Marine Crescent in Deganwy, Conwy. LL31 9BY is located in the Deganwy electoral ward, within the unitary authority of Conwy and the Welsh Parliamentary constituency of Aberconwy. The Local Health Board is Betsi Cadwaladr University and the police force is North Wales. This postcode has been in use since January 1980.


| Easting | 277654 |
| Northing | 379202 |
| Latitude | 53.295605 |
| Longitude | -3.837114 |
| Street | Marine Crescent |
| Locality | Deganwy |
| Town/City | Conwy |
| Country | Wales |
| Postcode District | LL31 |
Elevation or altitude of LL31 9BY as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 10m | 33ft |
Elevation is measured from the approximate centre of the postcode, to the nearest point on an OS contour line from OS Terrain 50, which has contour spacing of ten vertical metres.
➜ How high above sea level am I? Find the elevation of your current position using your device's GPS.
| Ward | Deganwy |
|---|---|
| Constituency | Aberconwy |
2024 15 NOV £630,000 |
24, MARINE CRESCENT, DEGANWY, CONWY, LL31 9BY 2022 5 JAN £355,000 |
24, MARINE CRESCENT, DEGANWY, CONWY, LL31 9BY 2005 7 NOV £249,950 |
1998 30 NOV £114,000 |
| Gannock Road (Deganwy Road) | Deganwy | 154m |
| Railway Station (Station Road) | Deganwy | 224m |
| Gannock Road (Deganwy Road) | Deganwy | 231m |
| Railway Station (Station Road) | Deganwy | 293m |
| Hawes Drive (Deganwy Road) | Deganwy | 512m |
| Deganwy Station | 0.3km |
| Conwy Station | 1.8km |
| Llandudno Junction Station | 2.3km |
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 0.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
| Median download speed | 58.9Mbps |
| Average download speed | 54.7Mbps |
| Maximum download speed | 80.00Mbps |
| Median upload speed | 13.8Mbps |
| Average upload speed | 13.1Mbps |
| Maximum upload speed | 20.00Mbps |
| Percentage of properties unable to receive 2Mbps | 0.0% |
| Percentage of properties unable to receive 5Mbps | 0.0% |
| Percentage of properties unable to receive 10Mbps | 0.0% |
| Percentage of properties unable to receive 30Mbps | 0.0% |
Estimated total energy consumption in LL31 9BY by fuel type, 2015.
| Consumption (kWh) | 732,851 |
|---|---|
| Meter count | 33 |
| Mean (kWh/meter) | 22,208 |
| Median (kWh/meter) | 19,945 |
| Consumption (kWh) | 93,759 |
|---|---|
| Meter count | 30 |
| Mean (kWh/meter) | 3,125 |
| Median (kWh/meter) | 2,881 |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Conwy Post Office | 17:05 | 11:45 | 1,713m |
| Victoria Drive | 17:10 | 11:15 | 1,747m |
| Castle Street | 17:15 | 12:15 | 1,766m |
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for LL31 9BY:
| ITL 1 Code | Name |
|---|---|
| TLL | Wales |
| ITL 2 Code | Name |
| TLL1 | West Wales and The Valleys |
| ITL 3 Code | Name |
| TLL13 | Conwy and Denbighshire |
| LAU 1 Code | Name |
| W06000003 | Conwy |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for LL31 9BY:
| Code | Name | |
|---|---|---|
| OA | W00000727 | |
| LSOA | W01000136 | Conwy 006B |
| MSOA | W02000032 | Conwy 006 |
| LL31 9BU | Sefton Terrace | 29m |
| LL31 9DW | Beach Road | 59m |
| LL31 9DD | Deganwy Road | 89m |
| LL31 9FA | Station Road | 94m |
| LL31 9DH | Deganwy Road | 111m |
| LL31 9DS | Deganwy Road | 120m |
| LL31 9DF | Station Road | 156m |
| LL31 9PX | York Road | 188m |
| LL31 9QH | Gannock Mews | 236m |
| LL31 9DL | Deganwy Road | 252m |