Shared ownership explained: buying part of a home
Shared ownership is one of those things that sounds complicated until someone lays it out simply — so that's exactly what I'll do here. No jargon, no pressure, just how it actually works so you can weigh it up properly.
What shared ownership actually is
Shared ownership is a way of buying a share of a home rather than the whole thing. You buy a slice of the property with a mortgage (and usually a deposit), and you pay rent to the landlord — normally a housing association — on the share you don't own yet.
So you're part owner and part renter at the same time. The share you buy commonly sits somewhere between a quarter and three-quarters of the property, and some newer schemes let you start with a smaller share. Over time you can often buy more of it — more on that below.
It's mostly used for newly built homes or properties being resold through the scheme, and it's designed to help people get onto the ladder when buying outright feels out of reach.
How the money works
There are usually a few things to budget for, and it helps to see them side by side:
- A deposit — but here's the friendly part: it's a deposit on the share you're buying, not the full property value. As a rule that makes the cash you need smaller than a normal purchase, though the exact percentage varies by lender.
- A mortgage on your share — a specialist shared-ownership mortgage, secured against the home.
- Rent on the share you don't own, paid to the landlord.
- Service charges and often ground rent, especially as these homes are typically leasehold. These can change over time, so they're worth understanding fully before you commit.
The headline point: your monthly outgoings are usually a blend of mortgage and rent and service charges. A regulated adviser can help you see the full picture for a specific home rather than a rough sketch.
Staircasing — buying more of your home over time
Staircasing just means buying additional shares in your home later on, usually in chunks. Each time you buy more, you own a bigger slice and pay rent on a smaller one.
In many cases you can staircase all the way up to owning 100%, at which point the rent stops. Some newer-style leases also allow smaller, more gradual increases. Every time you staircase, the extra share is priced on the property's value at that point — so if prices have risen, buying more costs more; if they've fallen, it could cost less.
Worth knowing: staircasing usually involves a fresh valuation and its own set of costs (things like legal and valuation fees), so it's not free to do. It's a genuinely useful feature — just one to plan for rather than assume.
Who it tends to be for
Shared ownership has eligibility rules, and they're set by the scheme rather than by me. As a general guide, household income is commonly capped at around £80,000 a year (roughly £90,000 in London), and it's typically aimed at first-time buyers, people who don't currently own a home, or those who can't afford a suitable home on the open market.
There can also be local priority rules — sometimes people with a connection to a particular area go to the front of the queue. Because the exact criteria differ between schemes and regions, the only way to know where you stand is to check against the specific home and provider.
The trade-offs to weigh up
I want to be even-handed here, because shared ownership suits some people well and others less so.
On the helpful side: it can lower the upfront cash you need, get you into a home sooner, and let you increase your ownership gradually.
On the other side: most shared-ownership homes are leasehold, you'll usually be responsible for repairs even on the part you don't own, service charges can rise, and selling can work differently from a standard home (the landlord often has a set period to find a buyer first, and there may be rules on who you can sell to). None of these are dealbreakers — they're simply things to understand fully rather than discover later.
There's no universal right answer. What matters is how it fits your situation, which is exactly the kind of thing a qualified adviser is there to talk through with you.
Selling a shared ownership home
Selling is doable — plenty of people do it — but it follows its own path. If you own less than 100%, the landlord usually gets a window of time to find a buyer through the scheme before you can market it more widely. If you've staircased to full ownership, selling tends to look more like a standard sale.
You'll typically pay for a valuation to set the price, and estate agent and legal costs apply as they would elsewhere. The process can take a few weeks to several months depending on demand and the terms in your lease — so it's sensible to read the resale rules in your own paperwork rather than rely on a general timeframe.
The honest bit
I can explain how shared ownership works all day long — but I can't tell you whether it's right for you, and I wouldn't try. That's the job of a real, qualified adviser who searches the whole market. My introduction is free, the adviser is typically paid by the lender rather than by you (and they'll spell out any fees up front), and there's never any obligation to go ahead.
Common questions
How much deposit do I need for shared ownership?
You pay a deposit on the share you're buying, not the whole property — which, as a general rule, means less cash upfront than a standard purchase. The exact percentage varies by lender and scheme. An adviser can look at a specific home and tell you what would actually be needed, rather than a rough figure.
Do I pay both rent and a mortgage?
Usually, yes. You have a mortgage on the share you own and pay rent to the landlord on the share you don't, plus service charges and often ground rent. Your monthly cost is a blend of those. It's worth adding them all up for a specific property before deciding anything.
Can I buy more of my home later?
Often, yes — that's called staircasing, and in many cases you can build up to owning 100%, at which point the rent stops. Each extra share is priced on the property's value at the time you buy it, and there are usually valuation and legal costs involved, so it helps to plan for it.
Is shared ownership cheaper than buying normally?
It can lower what you need upfront and your initial monthly costs, but it's not automatically 'cheaper' overall — you're paying rent and service charges alongside the mortgage, and those can change. It genuinely depends on the home and your circumstances, which is exactly what a qualified adviser can help you compare fairly.
Want to see if it fits your situation?
I've explained the basics — the next step, if and when you're ready, is a proper conversation with a real, qualified adviser who searches the whole market. My introduction is free, the adviser is typically paid by the lender rather than by you (any fees are disclosed up front), and there's no obligation and no pressure to proceed. You decide what happens next.
Find my best deal →Your home may be repossessed if you do not keep up repayments on a mortgage or any other debt secured against it. This guide is general information, not advice.