Gwynedd

Semi-Commercial Mortgages in Caernarfon

Mortgages and finance for shops with flats above, mixed-use blocks and other part-commercial, part-residential property in Caernarfon.

Matt Lenzie
Written and reviewed by Matt Lenzie Founder & Principal Broker · 25 years arranging semi-commercial and mixed-use finance
£188k
Residential median (local)
284
Residential sales, 12 months
£105,000
Flat median (residential element)
n/a
New-build premium

Semi-commercial mortgages in Caernarfon fund part-commercial, part-residential property: a shop with a flat above, an office with residential upper floors, a pub with accommodation, or a larger mixed-use block. We arrange them across Gwynedd for investors, owner-occupiers and limited companies, structuring the loan around the split between the commercial and residential parts and placing it with the lenders that actually treat these assets well.

Lenders price a semi-commercial deal on the strength of the commercial covenant, the residential value and the combined rent. The local residential market is a direct input here, because the flats and maisonettes within a mixed-use asset are valued against it: Caernarfon is thinner but functional, with roughly 284 residential sales over the past twelve months at a £187,750 median, a useful read on the residential half of any semi-commercial property.

Funding a mixed-use purchase or refinance in Caernarfon

We arrange the full range of semi-commercial and mixed-use finance for Caernarfon property. A semi-commercial mortgage funds the purchase or refinance of an investment or owner-occupied mixed-use asset, typically to 70 to 75 percent of value, priced from around 6.5 to 8.5 percent a year. Where the residential element is large, a mixed-use mortgage may be sized on the blended income from both parts. Semi-commercial bridging covers a quick purchase, an auction lot or a property that needs works before it will support a term loan, usually from around 0.70 to 0.95 percent a month. For landlords holding several mixed-use or part-commercial assets, portfolio finance consolidates them under one facility. Once an asset is stabilised and let, a semi-commercial remortgage moves it onto a keener rate and releases equity for the next purchase in Gwynedd.

The semi-commercial property we fund in Caernarfon

Each kind of mixed-use asset is treated differently by different lenders, and we arrange finance for all of them in Caernarfon and across Gwynedd. That covers the classic shop with a flat above, offices with residential upper floors, pubs and guest houses with owner or letting accommodation, restaurants and takeaways with flats, retail parades with residential uppers, HMOs above commercial units, surgeries and professional premises with living space, and larger mixed-use blocks. The key question every lender asks is how much of the property, by floor area or value, is residential against commercial, because that split decides which desk will lend and on what terms.

Mixed-use lending conditions in Caernarfon

Caernarfon is a regeneration market within Gwynedd, where lower current values mean the commercial covenant and the residential demand carry the case. These markets reward investors who can evidence a reliable tenant and a lettable residential element, and lenders often want both before offering keener leverage.

The residential element: what local values tell a lender

The flats and living space within a semi-commercial asset are valued against local residential evidence, so sold-price depth is a direct input on a mixed-use deal. Caernarfon recorded around 284 residential sales over the past year at a median of £187,750, which makes the local market thinner but functional. New-build stock carries a premium of n/a over existing stock here. The commercial element of the property, by contrast, is valued on its tenant, lease and yield, which we assess case by case.

This residential evidence values the living space within a mixed-use property and gauges how readily it would let or sell. It is not a guide to the commercial unit's value, which is tenant and covenant driven.

Residential sold price by type (Caernarfon)

Detached£301,500
Semi-detached£199,950
Terraced£145,625
Flat / apartment£105,000

Source: HM Land Registry residential price-paid data, last 12 months.

Recent price trend

QuarterMedianSales
2024-Q2£173k108
2024-Q3£186k111
2024-Q4£177k132
2025-Q1£180k130
2025-Q2£198k106
2025-Q3£194k98
2025-Q4£195k79
2026-Q1£178k58
Evidence

Recent residential sales in Caernarfon postcodes

A sample of recent residential transactions across LL55, LL54, evidence for valuing the residential element of a semi-commercial property rather than a guide to commercial values.

AddressPostcodeTypePriceDate
1, GREEN TERRACE LL55 3LE Terraced £69,000 16 March 2026
LLWYN LL54 5SF Semi-detached £195,000 16 March 2026
6, BALA DEULYN TERRACE LL54 6BL Terraced £187,500 13 March 2026
2, FRONGOCH LL55 4LE Terraced £220,000 9 March 2026
46, FFORDD ERYRI LL55 2UR Terraced £210,000 5 March 2026
TYLWYTH, 20, GLYN AFON TERRACE LL55 4YY Terraced £105,000 27 February 2026
39, HIGH STREET LL54 6PL Terraced £103,000 27 February 2026
23, RHIWLAS ROAD LL54 6HU Semi-detached £140,000 26 February 2026
MOUNTAIN LAKE VIEW, 11, NANTLLE ROAD LL54 6AE Semi-detached £100,500 25 February 2026
PANT WAEN LL55 4YS Semi-detached £115,000 24 February 2026
FAQ

Semi-commercial mortgages in Caernarfon: common questions

How much can I borrow on a semi-commercial mortgage in Caernarfon?

Most lenders fund up to 70 to 75 percent of value on a semi-commercial mortgage, with the loan sized on the combined commercial and residential rent at an interest cover ratio. The Caernarfon residential market, currently thinner but functional, informs the value a lender will place on the residential element of a mixed-use asset.

Which lenders offer semi-commercial mortgages in Caernarfon?

We hold more than one hundred lender relationships across high street banks, challenger banks and specialist lenders. The right lender for a Caernarfon semi-commercial deal depends on the commercial-to-residential split, the leverage you need and whether you borrow personally or through a limited company, and we shortlist the desks most likely to fund it across Gwynedd.

How does the Caernarfon residential market affect a mixed-use property?

It matters because the flats and living space within a semi-commercial asset are valued against local residential evidence. HM Land Registry records a £187,750 residential median in Caernarfon over the past year across roughly 284 sales, with flats around £105,000. The commercial element, by contrast, is valued on its tenant, lease and yield, which we assess case by case.

Do you arrange semi-commercial finance beyond Caernarfon?

Yes. We arrange semi-commercial and mixed-use mortgages across the whole of Gwynedd and the wider UK, with the same approach: assess the commercial and residential split, model the combined income, and match the case to the lenders that treat that asset well.

Buying or refinancing in Caernarfon?

Send us the property details and we will come back with a view on lenders and likely terms within one working day.