722 Rental Homes in Gwynedd Council May Reach EPC C Without Major Upgrades

Many landlords may be able to reach EPC compliance with minor evidence-led upgrades rather than expensive retrofit work. 965 poorly rated rental homes in Gwynedd Council are below EPC rating C, representing 46.33% of the latest EPC records. Most are house in Gwynedd Council, Gwynedd, with an average poor EPC score of 58.7.

What this means for landlords in Gwynedd Council

722 Gwynedd Council rental homes are rated EPC D and are just a few points from reaching EPC C.
2,707 Gwynedd Council rental homes rely on assumed defaults, which significantly reduce the EPC ratings.
Manual evidence may unlock Band C faster than major retrofit work.
House stock dominates poor ratings, so loft insulation, glazing verification, and heating controls are often the biggest wins.

Total latest records: 2,083

Total below EPC C: 965

Share poor (D-G): 46.33%

Distinct UPRNs: 2,083

Distinct poor UPRNs: 965

Avg poor EPC score: 58.7

At LandlordEPCs, we proactively guide you to EPC compliance, helping you avoid unnecessary work, minimise costs, and keep your rental income flowing.

Our Service

Pre EPC Inspection and Action plan
Compliance route report, giving you the cheapest option to reach EPC Rating C
Exemption assessment & registration where applicable
Retrofit verification and certification

How We Can Help

We offer a straightforward, transparent process guiding landlords to EPC C compliance or property exemptions.

Step 1

Pre-EPC Inspection

Our accredited assessor visits your rental property and performs a Pre EPC Inspection. Once complete you will receive a clear, action plan

Step 2

Compliance Options

Based on our report, you can carry out the improvements or if a C rating cannont be acheived we can register a exemption.

Step 3

Verification and Certificate

If you choose to carry out the recommended energy efficiency improvements, once complete, we revisit your property to verify that all work has been completed.

Gwynedd Council EPC rating bands

Band	Property Count
C	970
D	722
E	209
B	144
F	28
G	6
A	4

Low EPC rated postcodes in Gwynedd Council

Postcode	Below EPC C
LL41 4SG	15
LL41 4SR	13
LL55 4DQ	11
LL53 6EH	11
LL55 4LX	10
LL55 3EH	10
LL55 2RT	10
LL55 2EF	10
LL45 2LF	10
LL53 5AU	9

Posttowns in Gwynedd Council

Landlord EPC Aberdovey

5 properties · 60.0% below EPC C

Landlord EPC Aberdyfi

1 properties · 100.0% below EPC C

Landlord EPC Abersoch

1 properties · 0.0% below EPC C

Landlord EPC Bala

20 properties · 45.0% below EPC C

Landlord EPC Bangor

573 properties · 30.7% below EPC C

Landlord EPC Barmouth

28 properties · 28.6% below EPC C

Landlord EPC Beddgelert

1 properties · 100.0% below EPC C

Landlord EPC Bethesda

3 properties · 33.3% below EPC C

Landlord EPC Blaenau Ffestiniog

70 properties · 70.0% below EPC C

Landlord EPC Criccieth

24 properties · 54.2% below EPC C

Landlord EPC Cwm Y Glo

1 properties · 100.0% below EPC C

Landlord EPC Dolgellau

27 properties · 59.3% below EPC C

Landlord EPC Dyffryn Ardudwy

2 properties · 100.0% below EPC C

Landlord EPC Fairbourne

4 properties · 100.0% below EPC C

Landlord EPC Garndolbenmaen

11 properties · 45.5% below EPC C

Landlord EPC Gwynedd

471 properties · 47.8% below EPC C

Landlord EPC Harlech

11 properties · 63.6% below EPC C

Landlord EPC Llanaelhaearn

1 properties · 0.0% below EPC C

Landlord EPC Llanbedr

2 properties · 100.0% below EPC C

Landlord EPC Llanbedrog

1 properties · 100.0% below EPC C

Landlord EPC Llanberis

6 properties · 0.0% below EPC C

Landlord EPC Llanfaglan

1 properties · 100.0% below EPC C

Landlord EPC Llithfaen

2 properties · 100.0% below EPC C

Landlord EPC Nant Gwynant

1 properties · 100.0% below EPC C

Landlord EPC Nefyn

1 properties · 100.0% below EPC C

Landlord EPC Parc Y Faenol

1 properties · 100.0% below EPC C

Landlord EPC Penrhos

1 properties · 0.0% below EPC C

Landlord EPC Penrhyndeudraeth

22 properties · 36.4% below EPC C

Landlord EPC Penygroes

1 properties · 0.0% below EPC C

Landlord EPC Porthmadog

35 properties · 40.0% below EPC C

Landlord EPC Pwllheli

200 properties · 59.5% below EPC C

Landlord EPC Sarnau

1 properties · 100.0% below EPC C

Landlord EPC Talsarnau

6 properties · 83.3% below EPC C

Landlord EPC Trefor

1 properties · 100.0% below EPC C

Landlord EPC Tremadog

2 properties · 100.0% below EPC C

Landlord EPC Tywyn

36 properties · 50.0% below EPC C

Landlord EPC Y Bala

2 properties · 100.0% below EPC C

Landlord EPC Y Felinheli

14 properties · 42.9% below EPC C

Landlord EPC Y Friog

1 properties · 100.0% below EPC C

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