Question 1

How does shared ownership work in the UK?

Accepted Answer

With shared ownership you buy a share of a property — between 10% and 75% — and pay rent to a housing association on the remaining share. You need a mortgage only for your share, so the deposit is much smaller than for full ownership. You can increase your share over time (called staircasing) until you own 100%. The scheme is available in England through housing associations registered with Homes England.

Question 2

How much rent do you pay on a shared ownership property?

Accepted Answer

Rent is charged on the share you do not own, and is capped at 3% of the unsold share's value per year. Most housing associations charge 2.75%. On a £300,000 property where you own 25% (£75,000), the unsold share is £225,000, so annual rent at 2.75% is £6,187 — about £516 per month. Rent increases annually, usually in line with CPI+1% for leases signed after October 2023.

Question 3

What deposit do you need for shared ownership?

Accepted Answer

You only need a deposit on your share, not the full property value. Deposits are typically 5–10% of your share's value. On a 25% share of a £300,000 property (£75,000), a 10% deposit is £7,500 — compared to £30,000 for a 10% deposit on the full property. This is the main reason shared ownership helps first-time buyers get on the ladder with less saved.

Question 4

What is staircasing in shared ownership?

Accepted Answer

Staircasing means buying additional shares in your property over time. For homes purchased through the AHP 2021–2026 scheme, the minimum staircasing transaction is 5%. You can also buy an additional 1% share per year in the first 15 years with no administration fee. As you buy more shares, your rent falls proportionally. Most people can eventually staircase to 100% and own the property outright.

Question 5

Do you pay stamp duty on a shared ownership property?

Accepted Answer

First-time buyers can choose to pay stamp duty on the full property value upfront (which may be nothing if the property is under £425,000 under first-time buyer relief), or only on the share they're buying. Paying on the full value upfront means no further stamp duty when you staircase. If you defer and only pay on your share, you'll owe stamp duty again once you own more than 80% of the property. Your solicitor can advise on which approach is better for your situation.

Question 6

Is it easy to get a shared ownership mortgage?

Accepted Answer

Most major UK lenders offer shared ownership mortgages, but the criteria are similar to standard mortgages: you need a reasonable credit history, stable income, and a deposit of 5–10% of your share's value. The main complexity is that lenders also assess affordability against the total rent and service charge, as well as the mortgage repayment. Some lenders impose a maximum income cap to ensure the scheme goes to those who genuinely cannot afford full ownership; check current eligibility rules with your housing association.

Question 7

What is a service charge and how much is it?

Accepted Answer

Service charges are fees paid to the housing association for managing, maintaining and insuring the communal areas and structure of a building  -  common in shared ownership flats. They cover building insurance, lift maintenance, communal cleaning, ground maintenance and a sinking fund for future repairs. Amounts vary enormously: £150–£500/year for simple developments, £2,000–£5,000 or more for city-centre flats with concierge services and expensive cladding works. Service charges are a significant budget item that the calculator lets you include in your monthly cost comparison.

Shared Ownership Calculator UK 2026