LL41 postcode district: Blaenau Ffestiniog and around, Gwynedd

LL41 is a postcode district in Wales, with 376 postcodes in use in 3 sectors. It has postcodes in Blaenau Ffestiniog. Its council is Gwynedd.

Postcodes in use: 376
Sectors: 3
Council: Gwynedd
Places: Blaenau Ffestiniog

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. See all our data sources

Every postcode in LL41, and which are new since 2020

New since 2020: 8
In use before 2020: 368

Of the 376 postcodes in LL41 that ONS places, 8 are new since 2020 and 368 were in use before 2020.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. New since 2020 means it came into use in January 2020 or later. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

The middle of its postcodes: latitude 52.9692, longitude -3.9392. Open this area on OpenStreetMap

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; when each came into use: the same directory; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

The 5 newest postcodes

LL41 3ZBOctober 2025 LL41 4AQJuly 2025 LL41 3EPAugust 2024 LL41 4AJMarch 2024 LL41 3ERAugust 2023

What broadband can you get in LL41?

Ofcom reports on 371 of the 376 postcodes in LL41. At 208 of them every home and business can get gigabit broadband, and at 14 some cannot get decent broadband (10 Mbit/s).

Postcodes where every home can get gigabit208 of 371

Postcodes where every home can get superfast313 of 371

Postcodes where some cannot get decent broadband14 of 371

Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.

Check one address on Ofcom's checker

Source: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it

What do homes sell for in LL41?

Homes in LL41 sold for a typical £125,000 in the 12 months to August 2026, across 73 sales, down 5.8% on the 12 months before, HM Land Registry's figures show.

£125,000 typical price, the 12 months to August 2026

£132,750 12 months to August 2025

▼ down 5.8% on the 12 months before

Detached £235,000 15 sales
Semi-detached £137,500 12 sales
Terraced £115,000 44 sales
Flat or maisonette 2 sales, too few to price

Each bar is that kind's typical price, against the most expensive kind here.

Standard sales of homes at market value. A typical price is the median, the middle sale. Sales take weeks to be registered, so the last month or two are incomplete. Each postcode page gives the figure for its own postcode sector.

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it