The LL55 3 postcode sector is within the county of Gwynedd.
Did you know? According to the 2021 Census, the LL55 3 postcode sector is home to a bustling 2,998 residents!
Given that each sector allows for 400 unique postcode combinations. Letters C, I, K, M, O and V are not allowed in the last two letters of a postcode. With 123 postcodes already in use, this leaves 277 units available.
The largest settlement in the LL55 3 postal code is DEINIOLEN followed by PENISARWAUN, and DINORWIG.
The LL55 3 Postcode shares a border with LL55 4 (LLANBERIS, LLANRUG, WAUNFAWR), LL55 1 (CAERNARFON, BETHEL, LLANFAIR IS GAER), LL56 4 (Y FELINHELI), LL57 3 (Bethesda, RACHUB, CARNEDDI) and LL57 4 (BANGOR, TREGARTH, LLANDYGAI).
The sector is within the post town of CAERNARFON.
LL55 3 is a postcode sector within the LL55 postcode district which is within the LL Llandudno postcode area.
The Royal Mail delivery office for the LL55 3 postal sector is the Caernarfon Delivery Office.
The area of the LL55 3 postcode sector is 11.16 square miles which is 28.90 square kilometres or 7,142.48 square acres.
Map of the LL55 3 Postcode Sector
Explore the LL55 3 postcode sector by using our free interactive map.
| L | L | 5 | 5 | - | 3 | X | X |
| L | L | 5 | 5 | Space | 3 | Letter | Letter |
Official List of Streets
Penisarwaun (4 Streets)
Deiniolen (20 Streets)
Clwt-y-Bont (5 Streets)
Cwm-y-Glo (2 Streets)
Brynrefail (2 Streets)
Unofficial Streets or Alternative Spellings
Deiniolen
BACK NEW STREETWeather Forecast for LL55 3
Press Button to Show Forecast for Electric Mountain Llanberis
| Time Period | Icon | Description | Temperature | Rain Probability | Wind |
|---|---|---|---|---|---|
| 21:00 to 00:00 |  | Clear night | 6.0°C (feels like 5.0°C) | 0.00% | NE 2 mph |
Press Button to Show Forecast for Electric Mountain Llanberis
| Time Period | Icon | Description | Temperature | Rain Probability | Wind |
|---|---|---|---|---|---|
| 00:00 to 03:00 | | Clear night | 5.0°C (feels like 4.0°C) | 0.00% | SE 2 mph |
| 03:00 to 06:00 | | Clear night | 5.0°C (feels like 4.0°C) | 0.00% | SE 2 mph |
| 06:00 to 09:00 |  | Cloudy | 6.0°C (feels like 5.0°C) | 3.00% | SSE 2 mph |
| 09:00 to 12:00 |  | Sunny day | 10.0°C (feels like 9.0°C) | 0.00% | NW 4 mph |
| 12:00 to 15:00 |  | Partly cloudy (day) | 12.0°C (feels like 10.0°C) | 1.00% | N 7 mph |
| 15:00 to 18:00 | | Sunny day | 12.0°C (feels like 10.0°C) | 0.00% | NNE 9 mph |
| 18:00 to 21:00 | | Sunny day | 10.0°C (feels like 9.0°C) | 0.00% | NNE 4 mph |
| 21:00 to 00:00 | | Clear night | 7.0°C (feels like 6.0°C) | 0.00% | NE 2 mph |
Press Button to Show Forecast for Electric Mountain Llanberis
| Time Period | Icon | Description | Temperature | Rain Probability | Wind |
|---|---|---|---|---|---|
| 00:00 to 03:00 | | Clear night | 6.0°C (feels like 5.0°C) | 0.00% | SE 2 mph |
| 03:00 to 06:00 | | Clear night | 5.0°C (feels like 4.0°C) | 0.00% | S 2 mph |
| 06:00 to 09:00 | | Cloudy | 6.0°C (feels like 5.0°C) | 4.00% | SSE 2 mph |
| 09:00 to 12:00 | | Partly cloudy (day) | 10.0°C (feels like 10.0°C) | 1.00% | N 4 mph |
| 12:00 to 15:00 | | Partly cloudy (day) | 12.0°C (feels like 11.0°C) | 2.00% | N 7 mph |
| 15:00 to 18:00 | | Partly cloudy (day) | 12.0°C (feels like 11.0°C) | 1.00% | N 9 mph |
| 18:00 to 21:00 | | Sunny day | 11.0°C (feels like 10.0°C) | 1.00% | NNE 7 mph |
| 21:00 to 00:00 |  | Partly cloudy (night) | 6.0°C (feels like 5.0°C) | 1.00% | N 4 mph |
Press Button to Show Forecast for Electric Mountain Llanberis
| Time Period | Icon | Description | Temperature | Rain Probability | Wind |
|---|---|---|---|---|---|
| 00:00 to 03:00 | | Partly cloudy (night) | 6.0°C (feels like 5.0°C) | 1.00% | NE 2 mph |
| 03:00 to 06:00 |  | Overcast | 6.0°C (feels like 5.0°C) | 8.00% | SE 2 mph |
| 06:00 to 09:00 | | Overcast | 7.0°C (feels like 7.0°C) | 8.00% | SE 2 mph |
| 09:00 to 12:00 | | Cloudy | 10.0°C (feels like 9.0°C) | 8.00% | NW 4 mph |
| 12:00 to 15:00 | | Cloudy | 11.0°C (feels like 10.0°C) | 9.00% | NNW 9 mph |
| 15:00 to 18:00 | | Overcast | 11.0°C (feels like 9.0°C) | 12.00% | NNW 11 mph |
| 18:00 to 21:00 | | Overcast | 11.0°C (feels like 9.0°C) | 10.00% | N 9 mph |
| 21:00 to 00:00 | | Cloudy | 8.0°C (feels like 7.0°C) | 15.00% | NNE 7 mph |
Press Button to Show Forecast for Electric Mountain Llanberis
| Time Period | Icon | Description | Temperature | Rain Probability | Wind |
|---|---|---|---|---|---|
| 00:00 to 03:00 | | Cloudy | 8.0°C (feels like 6.0°C) | 16.00% | NNE 4 mph |
| 03:00 to 06:00 | | Overcast | 8.0°C (feels like 6.0°C) | 13.00% | NE 4 mph |
| 06:00 to 09:00 | | Overcast | 8.0°C (feels like 7.0°C) | 8.00% | N 4 mph |
| 09:00 to 12:00 | | Cloudy | 10.0°C (feels like 9.0°C) | 5.00% | N 9 mph |
| 12:00 to 15:00 | | Cloudy | 11.0°C (feels like 9.0°C) | 4.00% | N 11 mph |
| 15:00 to 18:00 | | Partly cloudy (day) | 11.0°C (feels like 9.0°C) | 4.00% | N 11 mph |
| 18:00 to 21:00 | | Sunny day | 11.0°C (feels like 9.0°C) | 1.00% | N 9 mph |
| 21:00 to 00:00 | | Clear night | 7.0°C (feels like 5.0°C) | 1.00% | N 7 mph |
House Prices in the LL55 3 Postcode Sector
| Type of Property | 2018 Average | 2018 Sales | 2017 Average | 2017 Sales | 2016 Average | 2016 Sales | 2015 Average | 2015 Sales |
|---|---|---|---|---|---|---|---|---|
| Detached | £189,268 | 11 | £227,952 | 21 | £215,000 | 9 | £252,687 | 13 |
| Semi-Detached | £164,708 | 12 | £118,800 | 5 | £145,438 | 8 | £126,696 | 13 |
| Terraced | £94,250 | 11 | £107,269 | 13 | £87,580 | 10 | £116,727 | 13 |
| Flats | £0 | 0 | £97,000 | 1 | £185,000 | 1 | £0 | 0 |
Important Postcodes LL55 3 in the Postcode Sector
LL55 3HR is the postcode for Manchester House, High Street
LL55 3LT is the postcode for Ysgol Gwaun Gynfi, High Street, Deiniolen, and Ysgol Gwaun Gynfi, High Street
| The LL55 3 Sector is within these Local Authorities |
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| The LL55 3 Sector is within these Counties |
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| The LL55 3 Sector is within these Water Company Areas |
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