Mortgage guide

Social Housing mortgage

Social housing and supported living investments often fall outside the risk appetite of standard buy-to-let lenders due to lease length, tenant profile, and care provision requirements. Mainstream lenders typically cap lease terms at five years and frequently decline properties involving 24-hour care, on-site staff, or higher-risk tenant groups, making specialist funding essential.

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Social Housing mortgage

Commercial Buy-to-Let Mortgages for Social Housing and Supported Living

Social housing and supported living investments often fall outside the risk appetite of standard buy-to-let lenders due to lease length, tenant profile, and care provision requirements. Mainstream lenders typically cap lease terms at five years and frequently decline properties involving 24-hour care, on-site staff, or higher-risk tenant groups, making specialist funding essential.

Commercial buy-to-let mortgages are specifically designed to accommodate these structures. Lenders in this space can support long leases of 10, 15, 25 years or more, which are common where properties are let to housing associations, registered providers, or specialist care operators. These longer leases provide income stability and are underwritten accordingly, rather than being treated as a risk factor.

Underwriting is driven by counterparty strength and contract certainty, not tenant demographics alone. Commercial lenders assess the covenant of the housing association or care provider, the terms of the lease, and the sustainability of rental income. This allows properties involving supported living, care leavers, ex-offenders, or residents requiring continuous care to be assessed on a commercial basis rather than excluded outright.

Commercial buy-to-let lenders also demonstrate greater flexibility around operational features such as 24-hour care provision, staffing models, and management structures, provided these are clearly documented and contractually supported. Valuation is typically income-led, reflecting the secured lease and contracted rent rather than open-market residential assumptions.

Despite the added complexity, pricing can remain competitive. Where risk is mitigated through strong counterparties and long-term leases, commercial buy-to-let mortgage rates can be broadly comparable to specialist buy-to-let products, while offering materially greater structural flexibility.

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For investment property assessed on tenant lease income.

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Indicative estimate only, subject to lender criteria and valuation. This is not a mortgage offer. Your property may be repossessed if you do not keep up repayments.

Commercial buy to let mortgage criteria

For context, these are the wider product terms covered by this guide. Availability and eligibility depend on your circumstances and the lender.

Commercial buy to let mortgage criteria
CriteriaDetail
Loan to Value (LTV): below market value or title splitsUp to 100% of purchase price
Loan to Value (LTV)Up to 85%
Property strategiesMortgages for HMO, Airbnb, holiday lets, social housing, semi commercial
Asset use classesC3, C3b, C4, sui generis
BorrowersPersonal, Ltd co, LLP, Offshore Trusts
Repayment typeInterest only, repayment
TermUp to 40 years
Minimum loan£40,000
ExperienceNot required
Valuations availableMarket value 1 (MV1) commercial valuation (yield based), hybrid, or bricks and mortar, aggregate valuation (for MUFB)
Flats/apartmentsAbove, near or adjacent to commercial accepted
Max rooms/unitsNone

About the author

Joseph Lane CeMAP is an expert commercial mortgage broker

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Frequently asked questions

What is social housing?

Social housing is accommodation provided or managed by housing associations, charities, local authorities, or government contractors for people with housing need, including low-income households, vulnerable individuals, and those requiring supported accommodation, usually at below-market or controlled rent levels.

What is a commercial buy-to-let mortgage?

A commercial buy-to-let mortgage is a specialist investment loan used to purchase or refinance income-generating residential or mixed-use property that falls outside standard buy-to-let criteria. Lending is assessed on rental income, asset quality, and risk profile rather than residential affordability alone.

Can you get a commercial mortgage on a block of flats?

Yes, commercial mortgages are commonly used for larger or more complex blocks of flats, particularly where unit numbers are high, leases are long-term, or the block falls outside buy-to-let lending criteria.

Can first-time buyers get a commercial buy-to-let mortgage?

Yes, first-time buyers can obtain commercial buy-to-let mortgages, although lender choice is more limited. Strong rental income, lower leverage, and straightforward property types improve acceptance.

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