Conwy · LL31

EPC in LL31 (Deganwy)? We'll point you the right way.

Covering Deganwy, Glanwydden, Llangwstenin, Llandudno Junction, including Glyn y Marl, Llansanffraid, Penrhyn. Find accredited domestic energy assessors nearby.

Free to use · No sign-up to search · Always check their registration before you book

Request an EPC in LL31 (Deganwy)

No EPC assessor listed for LL31 (Deganwy) yet. Tell us what you need and we'll find you a registered EPC assessor, free.

Request an EPC in LL31 (Deganwy)

How to check an EPC assessor is registered: see the Conwy page.

See what a listing looks like

LL31 (Deganwy) in a nutshell

LL31 covers Deganwy, Glanwydden, Llangwstenin, Llandudno Junction, in Conwy. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for LL31

🏛️

Conwy council area

LL31 is in Conwy's area. Some councils run their own landlord licensing, so it's worth checking theirs.

Where's this from?postcodes.io (ONSPD) local authority
📍

Give your full postcode

LL31 stretches across Deganwy, Glyn y Marl, Llansanffraid and more, so give your full postcode, not just 'LL31', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
🏡

Lots of detached homes

Conwy has plenty of detached houses. More outside walls means insulation counts for a lot on your rating, so dig out any loft or cavity paperwork.

Where's this from?ONS Census 2021, Conwy: 34.2% detached
🌱
New to EPCs? Here's what to expect, how to get ready and what it costs, in plain English. Read the quick guide →

Wales landlord rules: quick version

  • When you let: give contract-holders a valid EPC.
  • Minimum E: generally applies to private lets.

More detail on the Conwy page. Always double-check on GOV.WALES.

Next door to LL31

LL30 · LlanrhosLL28 · Colwyn BayLL32 · ConwyLL29 · Colwyn BayLL34 · PenmaenmawrLL27 · Trefriw

← Energy Performance Certificate (EPC) across Conwy · all areas

Frequently asked questions

Which areas does LL31 cover?

LL31 (Deganwy, Glanwydden, Llangwstenin, Llandudno Junction) includes the wards of Deganwy, Glyn y Marl, Llansanffraid, Penrhyn, Tudno (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to LL31?

Neighbouring districts include LL30 (Llanrhos), LL28 (Colwyn Bay), LL32 (Conwy), LL29 (Colwyn Bay), LL34 (Penmaenmawr) (ONS Postcode Directory via Doogal). A pro covering LL31 may well cover these too, so it's worth asking.

How many homes are in LL31?

About 4,104 households and 9,344 residents at the 2011 Census, across 281 active postcodes (Doogal / ONS Postcode Directory).

Which council area is LL31 in?

LL31 sits in Conwy (postcodes.io). Parliamentary constituency: Bangor Aberconwy.

📊 The numbers behind this page
Postcode district
LL31 1
Areas covered
Deganwy, Glanwydden, Llangwstenin, Llandudno Junction 2
Active postcodes
281 3
Households (2011 Census, via Doogal)
4,104 2
Population (2011 Census, via Doogal)
9,344 2
Electoral wards
Deganwy, Glyn y Marl, Llansanffraid, Penrhyn, Tudno 4
Parliamentary constituencies
Bangor Aberconwy 4
Local authority
Conwy 4
Households privately renting (Conwy built-up area)
15.4% 5
  1. ONS Postcode Directory
  2. Doogal
  3. Doogal / ONSPD
  4. postcodes.io
  5. ONS Census 2021

Made with open data. See where it all comes from. Updated 26 October 2026.