Mortgages
Mortgage Affordability in Kenya 2026: What Banks Check and Why Applications Fail
Kenyan banks do not just ask whether you want a home. They test whether your income, debts, credit record and the property can carry the repayment. Here is what they check, how much income a KES 8 million loan needs, how KCB, NCBA and Stanbic compare, and why debt ratios sink so many applications.
Read this slide as text
- Affordability is the ultimate constraint. The average variable rate in 2025 sat at 13.5%, in a range of 7.5% to 19.6%. Banks do not just check whether you want a home; they stress-test whether your income can survive the repayment.
- Debt ratios are the hidden trap. High salaries do not guarantee approval. Total debt above 50% of your net income is a common reason for rejection.
- KMRC is the market catalyst. KMRC-backed fixed-rate loans at 8.9% to 9.5% can save buyers about KES 30,000 a month on a standard loan.
What banks assess
A mortgage is approved when the bank can see that your income, debts, credit record and chosen property can support the repayment. The biggest reason applications fail is affordability: the proposed instalment, combined with existing debt, leaves too little room for living costs and financial shocks. The research draft behind this guide puts the average 2025 mortgage rate at 13.5%, in a range of 7.5% to 19.6%, with most loans still variable-rate. We could not open CBK’s own report to check those figures, so treat them as indicative.
Read this slide as text
At the core are income (verifiable capacity such as payslips and business accounts) and existing debt (CRB checks; existing loans reduce available capacity). Around them: debt ratio, credit conduct, deposit and costs, property security, age and tenure, and interest-rate risk. Every assessment loops back to one question: does the property and the person provide sustainable security?
| Check | What the bank reviews | Why it matters |
|---|---|---|
| Income | Payslips, employer letter, bank statements, business accounts, rent or commission evidence | Confirms that repayment capacity is real and sustainable |
| Existing debt | CRB report, personal loans, car loans, credit cards, mobile loans | Existing repayments reduce the income available for the mortgage |
| Debt ratio | Mortgage repayment versus income; total debt repayments versus income | Shows whether you can absorb normal financial shocks |
| Credit conduct | Late payments, defaults, overdrafts, high credit utilisation | Indicates repayment discipline |
| Deposit and closing costs | Down payment, legal fees, stamp duty, valuation, insurance | You may qualify for the loan but lack cash to complete the purchase |
| Property security | Title deed, land search, valuation, lease term, approved plans | The property is the collateral; a defective title or valuation can stop funding |
| Age and tenure | Borrower age, retirement age, repayment period | The loan must be repayable within your earning and insurable years |
| Interest-rate risk | Fixed versus variable pricing, insurance, fees | Variable repayments can rise after approval |
Banks look at more than salary. KCB says it considers salary, rental income, business income, commissions, pension income and investment-group contributions when it assesses repayment ability. Your CRB record matters just as much; if yours has errors, read our guide to CRB checks and disputes first. For the wider picture of buying a home, see our ultimate guide to Kenyan mortgages.
KES 8 million: repayment and income needed
Take a buyer purchasing a KES 10 million home with a KES 8 million mortgage. The table and bars below use reducing-balance repayments, and the income column applies a 40% mortgage-to-income rule of thumb. That 40% is a planning figure, not a bank’s published rule.
| Loan structure | Rate | Term | Monthly repayment | Income needed at 40% |
|---|---|---|---|---|
| Standard variable mortgage | 13.5% | 20 years | KES 96,590 | KES 241,475 |
| Standard variable mortgage | 13.5% | 25 years | KES 93,252 | KES 233,129 |
| NCBA KMRC fixed | 9.9% | 25 years | KES 72,133 | KES 180,332 |
| NCBA KMRC fixed | 9.5% | 25 years | KES 69,896 | KES 174,739 |
| Stanbic fixed | 8.99% | 25 years | KES 67,081 | KES 167,702 |
| KCB affordable fixed | 8.9% | 25 years | KES 66,589 | KES 166,472 |
That gap can decide whether you qualify at all. It is also why the rate is only half of the story: the term, whether the rate is fixed, and the bank’s own affordability test matter just as much.
Affordability calculator
Enter a loan, a rate, a term and your income and debts. The calculator shows the repayment, the income you would need at a 40% rule of thumb, and how your numbers fare against the three tests lenders use. Banks differ, so these are guides, not a decision.
Monthly repayment
–Gross income needed at 40%
–Mortgage share of gross income
–All debt share of gross income
–- –
- –
- –
Default example: KES 8 million at 8.99% for 25 years.
Repayment uses a reducing balance with monthly compounding. The three tests are Stanbic’s stated limit (total debt up to 50% of net salary), KCB’s stated limit (mortgage plus other deductions up to two-thirds of salary income) and our own 40% mortgage-to-income rule of thumb. Your lender may use different definitions.
Why debt ratios cause rejections
Debt ratios are often the hidden reason a mortgage application fails. A bank does not assess the new mortgage in isolation; it looks at every recurring repayment that competes for the same salary.
Read this slide as text
- Up to 40%: the mortgage-to-income buffer, the portion of salary banks typically allocate to the home loan.
- 40% to 50%: the squeeze, a small 10% allowance for personal loans, car loans and credit cards.
- Above 50%: the redline. Stanbic and others enforce a hard stop; total debt above 50% can mean rejection.
Banks do not assess the mortgage in isolation. They look at every recurring repayment competing for your salary.
| Monthly item | Standard mortgage example | Affordable fixed-rate example |
|---|---|---|
| Gross household income | KES 250,000 | KES 200,000 |
| Mortgage repayment | KES 96,590 | KES 67,081 |
| Car loan | KES 30,000 | KES 25,000 |
| Personal loan | KES 15,000 | KES 0 |
| Total debt repayment | KES 141,590 | KES 92,081 |
| Mortgage share of income | 38.6% | 33.5% |
| Total debt share of income | 56.6% | 46.0% |
In the first case the mortgage alone looks manageable, but total debt is 56.6% of gross income. In the second, the household keeps a more realistic buffer for school fees, medical costs, maintenance, insurance and emergencies.
Strong income, weak affordability
Read this slide as text
| Item | Profile A | Profile B |
|---|---|---|
| Gross monthly income | KES 200,000 | KES 180,000 |
| Proposed mortgage repayment | KES 67,081 (33.5%) | KES 67,081 (37.3%) |
| Car loan | KES 35,000 | none |
| Personal loan | KES 20,000 | none |
| Credit-card minimum | KES 8,000 | none |
| Existing debt | none | KES 5,000 |
| Total monthly debt | KES 130,081 | KES 72,081 |
| Total debt-to-income ratio | 65.0% | 40.0% |
Profile A earns more, yet total debt takes 65.0% of income, even though the mortgage is only 33.5%. The bank may decline, approve a smaller loan, require a longer tenure or ask the borrower to clear some debts first. Profile B earns KES 20,000 less but has a controlled debt load, at 40.0%, which leaves room for rate increases, family costs and emergencies. Banks prefer that profile.
KCB, NCBA and Stanbic compared
Read this slide as text
| Feature | KCB | NCBA | Stanbic |
|---|---|---|---|
| Affordable rate | 8.9% fixed (campaign) | 9.5% or 9.9% fixed | 8.99% fixed |
| Standard rate | Product-specific | 12.5% to 15% estimated | Pegged to local prime |
| Max tenure | Up to 25 years | Up to 25 years | Up to 25 years |
| Financing | Up to 105% | Up to 105% (incl. legal and stamp duty) | Up to 105% |
| Income rules | Documented capacity | Below KES 1m gross (allows joint) | Debt-to-income at most 50% of net salary |
| Best fit | Lowest advertised fixed rate | Joint-income flexibility | Clear net-income rules and long tenure |
We checked what we could against the banks’ own pages. Treat every rate as an advertised offer that can end, and confirm it with the bank.
| Feature | KCB | NCBA | Stanbic |
|---|---|---|---|
| Affordable fixed rate | From 8.9% a year, fixed for the whole tenure. The campaign runs from 15 May to 31 December 2026, and KCB’s table says the 8.9% applies to existing check-off schemes or KCB-financed projects. | 9.5% or 9.9% fixed through a KMRC partnership, per our draft. We did not re-check NCBA’s own page. | 8.99% a year fixed. Business Daily reported it in November 2025 as a three-month discount, so it may no longer be on offer. |
| Standard mortgage pricing | Product-specific; no single standard rate published. | Market reports put conventional pricing around 12.5% to 15%, depending on the borrower. | Pegged to Stanbic’s local-currency prime rate. |
| Maximum tenure | Up to 25 years for salaried borrowers, up to 15 years if self-employed. | Up to 25 years. | Up to 25 years. |
| Financing | Up to 105% of the property value: 100% for the house and 5% for costs such as valuation, legal fees and stamp duty. Facility fee 1.5% during the campaign. | Up to 105%, including legal and stamp-duty costs. | Up to 105% advertised on home loans. |
| Income rule | Mortgage plus other deductions should not exceed two-thirds of total monthly salary income. For business income, deductions should stay within 30% to 40% of turnover. | Affordable Housing Mortgage open to those earning up to KES 1 million gross a month; joint applications allowed if combined income stays under that. | Debt-to-income should not exceed 50% of net salary. |
| Best fit | Lowest advertised fixed rate and high financing, if you qualify for its conditions. | A KMRC-backed fixed-rate loan with joint-income flexibility. | Buyers who value a long tenure and a clear net-income rule. |
KCB column from KCB’s Affordable Home Loan page, read in October 2026. NCBA and the Stanbic income rule come from our research draft, which cites those banks’ pages; the Stanbic rate and date from Business Daily, 20 November 2025.
Headline rates are only part of the cost. Compare valuation, legal fees, stamp duty, mortgage-life and property insurance, facility fees, valuation renewals and early-repayment charges. Stanbic says buyers should expect roughly 8% to 10% of the property value in taxes, fees and related costs, on top of its facility fee.
KMRC loans up to KES 10.5 million
The Kenya Mortgage Refinance Company does not lend to homebuyers. It provides long-term funding to partner banks and SACCOs, which then offer qualifying customers lower-cost mortgages.
Read this slide as text
KMRC wholesale long-term funding goes to partner banks and SACCOs, and buyers pass four gates: a maximum loan of KES 10.5 million; property value not above KES 15 million; borrower income up to KES 200,000 gross a month (a KES 250,000 earner cannot use this product, even if highly affordable); and owner or immediate-family occupation. KMRC does not lend directly. It lowers the risk for banks so they can offer sub-10% fixed rates over 25 years.
| Criterion | Requirement for loans up to KES 10.5m |
|---|---|
| Borrower | Kenyan citizen above 18; salaried or self-employed with verifiable income |
| Maximum loan | KES 10.5 million |
| Income limit | Monthly income up to KES 200,000 for KMRC refinancing eligibility |
| Property value | Open-market value up to KES 15 million |
| Eligible use | Buying a new or existing home, or building one |
| Occupancy | Owner-occupied or occupied by the owner’s immediate family |
| Tenure | Up to 25 years |
| Loan-to-value | Up to 105% may be considered where the lender has safeguards such as a collateral-replacement indemnity or cash-cover margins |
| Affordability test | Repayment must not exceed two-thirds of gross monthly income, supported by an income stress test |
| Title | Clean title free from encumbrance; leasehold needs enough unexpired lease |
| Insurance | Property insurance and mortgage-life cover for the outstanding balance |
From our research draft. We confirmed the KES 10.5 million cap, the KES 15 million house value, the 25-year tenure, 105% financing and the two-thirds repayment test on KCB’s page, and the KES 200,000 income limit in a Nation report (it was raised from KES 150,000 in December 2023). We could not open KMRC’s own criteria document, so confirm the full list with your lender.
A buyer earning KES 180,000 gross a month can fall inside the KMRC income band. A buyer on KES 250,000 generally would not, even if they could comfortably afford the repayment.
Check yourself against the KMRC limits
- –
- –
- –
- –
Default example: KES 180,000 income, KES 8 million loan, KES 10 million home.
This checks only the headline limits above. Lenders also apply their own underwriting, and the KMRC limits can change.
The hidden costs of buying
Read this slide as text
- Above the waterline: the purchase price and headline rate (downpayment and principal loan).
- Below it, 8% to 10% extra: government stamp duty (usually 2% to 4%); professional fees (legal and valuation); bank charges (facility and processing fees); insurance (mortgage-life cover and property insurance).
Qualifying for the loan does not mean you can close. Expect to need 8% to 10% of the property value in cash upfront, unless you use a 105% financing product.
This is where many buyers who clear the affordability test still stall. On a KES 10 million home, 8% to 10% is KES 800,000 to KES 1 million of cash for costs, before any deposit. A 105% product can cover part or all of that, but it usually brings stricter checks, extra charges or a mortgage-guarantee indemnity cost.
The cash for closing costs and a deposit has to be kept somewhere safe while you build it. Compare the best savings accounts in Kenya before you choose where to park it.
Seven reasons applications fail
Read this slide as text
- Unverified income: self-employed funds mixed with personal, lacking invoices or tax records.
- Poor CRB record: defaults or heavy reliance on mobile and short-term loans.
- Low valuation: the bank values the property below the price, requiring more cash.
- Title problems: encumbrances, contested ownership or short leaseholds.
- Insufficient cash: inability to cover the 8% to 10% closing costs.
- Rate shock risk: the borrower could not survive a variable-rate hike.
- Age limits: the repayment term extends beyond retirement or insurable age.
- Unverified income. Self-employed applicants fail when business and personal money are mixed, or income is not backed by invoices, tax records and steady bank credits.
- Poor CRB record. Defaults, late payments, disputed loans and heavy short-term borrowing signal repayment risk.
- Low valuation. If the bank values the home below the purchase price, it may lend less and you must find more deposit or renegotiate.
- Title problems. Missing, contested, unprocessed or encumbered titles stop the property being accepted as security.
- Insufficient closing cash. You may qualify for the loan but lack money for stamp duty, legal fees, valuation and insurance.
- Rate shock. A variable mortgage can be affordable at approval and hard to carry after rates rise. Fixed KMRC-backed products reduce that risk.
- Age limits. A long tenure may be unavailable if repayment would run past retirement or insurable age.
The winning application
Read this slide as text
Verified income (stable, traceable capacity) + controlled debt (total debt-to-income under 50%) + a bankable property (clean title, accurate valuation) + a stress-tested rate (capacity to absorb hikes, or a secured fixed rate) = the winning application.
Banks approve the overall risk profile, not just the income.
Do not pick the lowest rate on its own. Compare the repayment, tenure, fees, insurance, early-settlement terms and whether the rate is fixed or variable. A slightly higher fixed rate can be safer than a lower variable rate if your income cannot absorb an increase.
Frequently asked questions
How much do I need to earn for a KES 8 million mortgage?
At 8.99% fixed over 25 years the repayment is about KES 67,081 a month. At a 40% mortgage-to-income ceiling you would need about KES 167,700 gross a month before other debts. At 13.5% over 20 years the repayment is about KES 96,590, which needs roughly KES 241,500 under the same rule.
Can I get a mortgage without a deposit in Kenya?
Some lenders advertise up to 105% financing, which can cover the price and some closing costs. KCB describes it as 100% for the house and 5% for associated costs. Higher financing usually means stricter affordability checks, extra charges or a guarantee indemnity cost.
What is the difference between fixed and variable mortgage rates?
A fixed rate keeps the instalment predictable for the agreed period. A variable rate follows the lender’s benchmark or prime rate, so the repayment can rise or fall. Most Kenyan mortgages were variable in 2025, although fixed-rate lending grew.
Can self-employed people get a mortgage in Kenya?
Yes. Lenders typically ask for business bank statements, audited or management accounts, tax records and invoices. KCB, for example, asks self-employed applicants for 12 months of statements and audited accounts, and offers up to 15 years rather than 25.
Can couples apply jointly?
Yes. Joint applications can combine incomes and improve affordability. NCBA, per our research, allows couples to combine income for its KMRC affordable-housing mortgage if the total stays under KES 1 million.
Does a good salary guarantee approval?
No. High existing debt, poor credit conduct, inconsistent banking records, a weak title or a low valuation can each sink an application. Banks approve the overall risk profile, not income alone.
What is the maximum KMRC-backed mortgage?
KMRC refinancing supports residential mortgages of up to KES 10.5 million for borrowers earning up to KES 200,000 gross a month, on homes worth up to KES 15 million, subject to the lender’s underwriting.
Should I choose the lowest interest rate?
Not automatically. Compare the repayment, tenure, fees, insurance, early-settlement terms and whether the rate is fixed or variable. A slightly higher fixed rate can be safer than a lower variable rate if your budget cannot absorb an increase.
What debt ratio do Kenyan banks use?
It varies. Stanbic says total debt should not exceed 50% of net salary. KCB caps the mortgage plus other deductions at two-thirds of total monthly salary income. A 40% mortgage-to-income figure is a common planning rule, not a published standard.
Bottom line
The strongest application shows verified income, controlled debt, a clean credit record, a bankable property and a repayment that stays affordable under stress. On a KES 8 million loan, an 8.9% to 8.99% fixed product over 25 years brings the instalment to about KES 66,600 to 67,100, against roughly KES 96,590 for a 13.5% 20-year mortgage. Check each bank’s current terms before you plan around any of these rates.
How we researched this guide
This is an independent, source-based guide. We recalculated every repayment and ratio ourselves. We read KCB’s terms from its Affordable Home Loan page, the Stanbic rate from Business Daily’s November 2025 report and the KMRC income limit from a Nation report. The NCBA terms, Stanbic’s 50% net-salary rule, the CBK 2025 rate range and most of the KMRC criteria come from our research draft, and we could not open the primary pages for them. We replaced one deck slide whose NCBA figures were wrong, left out the title slide and two FAQ slides that repeat the text below, and added notes where slides stated bank rules too broadly. We have not been paid by any bank or lender for this guide, and we do not recommend one. Contact the editor to report an error.
Sources
- KCB, Affordable Home Loan campaign page (8.9% fixed, 105% financing, two-thirds repayment test, tenure, campaign dates)
- Business Daily, Stanbic woos new homeowners with 8.99pc fixed-rate mortgages (20 November 2025)
- Nation, Kenya Mortgage Refinance Company ups income limit for cheaper loans to Sh200,000 (KMRC income limit and KES 10.5 million cap)
- Kenya Mortgage Refinance Company, eligibility criteria (the criteria document itself would not open for us)
- Central Bank of Kenya, 2025 Bank Supervision Annual Report (the mortgage rate range is cited from our draft, not checked in the report)
Join the discussion
Please do not share account numbers, phone numbers, links or other personal details. Comments are general discussion, not advice. All comments are reviewed before they appear, and we may remove comments that break these rules.