Map of LL55 1NB postcode

General information
Postcode LL55 1NB
Post Town Caernarfon
Nearest station Llanfairpwll (10 km)
Bus stops
TA Centre (SW)
Bronallt (W)
William Street Path (SW)
Ysgol Pendalar (W)
Allt Ysgubor Goch (NW)
Maes Cadnant (NE)
Roads in this postcode
Number of UPRNs 39 View
Known addresses
1 Margaret Street, Caernarfon
2 Margaret Street, Caernarfon
3 Margaret Street, Caernarfon
4 Margaret Street, Caernarfon
5 Margaret Street, Caernarfon
6 Margaret Street, Caernarfon
7 Margaret Street, Caernarfon
8 Margaret Street, Caernarfon
9 Margaret Street, Caernarfon
12 Margaret Street, Caernarfon
15 Margaret Street, Caernarfon
17 Margaret Street, Caernarfon
18 Margaret Street, Caernarfon
20 Margaret Street, Caernarfon
21 Margaret Street, Caernarfon
23 Margaret Street, Caernarfon
25 Margaret Street, Caernarfon
29 Margaret Street, Caernarfon
30 Margaret Street, Caernarfon
31 Margaret Street, Caernarfon
32 Margaret Street, Caernarfon
33 Margaret Street, Caernarfon
34 Margaret Street, Caernarfon
35 Margaret Street, Caernarfon
38 Margaret Street, Caernarfon
Main property type Terraced
Businesses
No businesses found
Geography
Latitude 53.140728
Longitude -4.267984
Easting 248394
Northing 362801
Grid reference SH483628
UTM reference 30U 415184 5888676
what3words admiral.economies.shield
Plus code 9C5Q4PRJ+7R
Altitude 23 metres (77 feet)
Sunrise (today) 6:23
Sunset (today) 18:28
Distance away
Distance to sea 1.1 KMs (0.7 miles)
Administrative areas
ParishCaernarfonW04000056
Ward Peblig W05001555
Unitary Authority Gwynedd W06000002
County Gwynedd W11000004
Constituency (2024) Dwyfor Meirionnydd W07000096
MPLiz Saville RobertsPlaid Cymru
Police forceNorth Wales
Water companyDwr Cymru Welsh Water
NUTS/ITL 3 Gwynedd
NUTS/ITL 2 North Wales
NUTS/ITL 1 Wales
Country Wales W92000004
Data
Date introduced January 1980
Last updated February 2025
User type Small (addresses receive less than 25 items of mail per day)
Quality Within the building of the matched address closest to the postcode mean
Demographics
Population (2011) 70
Households (2011) 39
Index of Multiple Deprivation (2019)
357 / 1,909
Most deprivedLeast deprived
Average household income (2020)
£37,900
Lowest (£22,200) Highest (£108,100)
Rural/urbanRural town and fringe
Built up area (2024)CaernarfonW45000738
Census output area (2021)W00000299
Census output area (2011)W00000299
Lower layer super output area (2021)Gwynedd 006AW01000059
Lower layer super output area (2011)Gwynedd 006AW01000059
Middle layer super output area (2021)Caernarfon EastW02000015
Middle layer super output area (2011)Caernarfon EastW02000015
Travel to work areaBangor and HolyheadW22000022
Property sales
Average property price in Llandudno £201,767
Annual change 0.5%
View all properties sold in the LL postcode area
Properties recently sold in this postcode
AddressTypeDatePrice
38 Margaret Street, CaernarfonTerraced (freehold)Aug 2024£147,000
Terraced (freehold)Jan 2023£80,100
15 Margaret Street, CaernarfonTerraced (freehold)Jun 2024£132,500
Terraced (freehold)Jun 2007£107,000
Terraced (freehold)Apr 2002£36,500
8 Margaret Street, CaernarfonTerraced (freehold)Sep 2023£106,000
9 Margaret Street, CaernarfonTerraced (freehold)Mar 2023£125,000
Terraced (freehold)Jul 2003£59,999
17 Margaret Street, CaernarfonTerraced (freehold)Apr 2022£148,000
Terraced (freehold)Aug 2011£114,000
31 Margaret Street, CaernarfonTerraced (freehold)Oct 2021£126,000
Terraced (freehold)Oct 2003£65,000
Terraced (freehold)Sep 2001£39,000
2 Margaret Street, CaernarfonTerraced (freehold)Oct 2021£160,000
Terraced (freehold)Mar 2003£66,000
Terraced (freehold)Jul 2001£42,000
Terraced (freehold)Apr 1999£40,500
23 Margaret Street, CaernarfonTerraced (freehold)Mar 2021£122,000
Terraced (freehold)Aug 2011£113,000
Terraced (freehold)Apr 2004£87,000
34 Margaret Street, CaernarfonTerraced (freehold)Feb 2019£100,000
6 Margaret Street, CaernarfonTerraced (freehold)Oct 2017£89,000


View all properties sold in the LL55 1 sector

Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.
Contains OS data © Crown copyright and database right 2025
Contains Royal Mail data © Royal Mail copyright and database right 2025
Contains National Statistics data © Crown copyright and database rights 2025
Source: Office for National Statistics licensed under the Open Government Licence v.3.0
Contains data from Wikipedia covered by the Creative Commons license