Mortgage Affordability UK 2026 — How Much Can I Borrow?

How Much Mortgage on a £90k Salary — UK Borrowing Guide

How much mortgage can you get on a £90,000 salary? Borrowing limits, tax strategy, monthly payments, and what a top-5% UK earner can buy in 2026 — including the London market.

· · 4 min read

Mortgage information is general guidance only. Mortgages are regulated by the FCA. YOUR HOME MAY BE REPOSSESSED IF YOU DO NOT KEEP UP REPAYMENTS ON YOUR MORTGAGE. Consult an FCA-regulated mortgage adviser before making decisions.

A £90,000 salary puts you in the top 5% of UK earners and brings meaningful mortgage borrowing power — enough to access the London market on a single income or buy a substantial family home anywhere in the UK. At this income level, tax planning plays an increasingly important role in maximising your position. Here’s the full picture.

How Much Can You Borrow?

Lender Type Income Multiple Maximum Mortgage
Most high-street lenders 4–4.5× £360,000–£405,000
Building societies Up to 5× £450,000
Specialist / professional lenders 5.5× £495,000

With a Deposit

Deposit % Deposit on £400k Property Mortgage Needed Maximum Purchase Price
5% £20,000 £380,000 £400,000–£426,000
10% £40,000 £360,000 £400,000–£450,000
15% £60,000 £340,000 £400,000–£477,000
20% £80,000 £320,000 £450,000–£506,000

Monthly Payments

Mortgage Amount Rate Term Monthly Payment % of Take-Home
£360,000 4.5% 25 years £2,002 38%
£360,000 4.5% 30 years £1,824 35%
£400,000 4.5% 25 years £2,224 43%
£400,000 4.5% 30 years £2,027 39%
£450,000 4.5% 30 years £2,280 44%

Your monthly take-home on £90,000 is approximately £5,230 (2026/27, standard allowances, no student loan). Most lenders cap mortgage payments at around 35–40% of net income; a 30-year term on £360k sits comfortably within this.

What Can You Buy on £90k?

Region Budget (10% deposit) What You Can Buy
North East £400,000–£450,000 Executive detached, premium areas
North West £400,000–£450,000 Large detached, top suburbs
Yorkshire £400,000–£450,000 4–5 bed detached
Wales £400,000–£450,000 Large house, anywhere
West Midlands £400,000–£450,000 4–5 bed house, Solihull/Sutton Coldfield
East Midlands £400,000–£450,000 4 bed detached in sought-after areas
Scotland £400,000–£450,000 4 bed house, central Edinburgh
Northern Ireland £400,000–£450,000 Large detached
South West £400,000–£450,000 3–4 bed house in popular towns
South East £400,000–£450,000 3 bed house in commuter towns
London £400,000–£450,000 1–2 bed flat, zones 2–4

Budget Breakdown

Monthly Budget on £90k Amount
Take-home pay £5,230
Mortgage (£360k, 30yr, 4.5%) -£1,824
Council tax -£165
Utilities -£175
Food -£320
Transport -£150
Insurance (home + life) -£110
Phone / broadband -£60
Remaining ~£2,426

Substantial surplus — at this level, structuring pension contributions, ISA allowances, and potential investment becomes the priority alongside the mortgage.

Boosting Your Buying Power

Joint Purchase

Two earners each on £90,000 could borrow £720,000–£810,000 — enough for a family home in most of London or a premium property almost anywhere else in the UK.

Maximise Your Deposit

Extra Deposit Saved Effect on Budget
£20,000 more Crosses LTV thresholds on a £400k property
£40,000 more Hits 80% LTV — access to best rate tier
£80,000 more 75% LTV — premium mortgage rates

Professional Mortgage Products

At £90k, you are a strong candidate for professional mortgage products, particularly in medicine, law, dentistry, and senior accountancy roles. A 5.5× multiple could add £90,000 to your maximum mortgage without a larger deposit.

Tax Considerations on £90k

At £90,000, you are in the higher rate band and approaching the personal allowance taper threshold:

  • Marginal rate: 42% (40% tax + 2% NI) on income above £50,270
  • You are £10,000 below the personal allowance taper threshold (£100k) — a bonus or pay rise above that creates a 60% effective rate
  • Pension contributions of £10,000 could keep adjusted net income at £80,000, protecting your personal allowance as income rises
  • Salary sacrifice is highly effective at this level — saves both 40% income tax and 2% NI

Tips for Maximising Your Mortgage on £90k

  1. Watch the £100k threshold — if you receive a bonus that tips you over £100k, pension contributions can prevent allowance tapering
  2. Target 80% LTV — the rate savings over the mortgage term are substantial
  3. Check professional mortgage eligibility — 5.5× income adds significant borrowing capacity
  4. Use salary sacrifice strategically — pension contributions before your application may reduce assessed income for some lenders
  5. Use a whole-of-market broker — at this income, the difference between lenders is significant and a broker will find the best multiples

What Does £400,000–£450,000 Buy in 2026?

Region What £400,000–£450,000 buys
North East / North West 4–5 bed detached in sought-after suburbs
Yorkshire (Harrogate, Ilkley, Didsbury) 4-bed detached in premium areas
Midlands (Solihull, Sutton Coldfield, Kenilworth) 4 bed house in good school areas
South Wales (Vale of Glamorgan, Monmouthshire) 4 bed house
Scotland (Edinburgh — Murrayfield, Newington) 4 bed house
South West (Bath outskirts, Dorset coast) 3–4 bed house
South East (Tunbridge Wells, parts of Surrey) 2–3 bed house
London (Zones 2–3 flats, zones 4–5 houses) 2-bed flat or small house

Monthly Repayment at £360,000

Rate 25-year term 30-year term
4.0% £1,902 £1,719
4.5% £2,002 £1,824
5.0% £2,105 £1,932
5.5% £2,209 £2,043

On £90,000 (£5,230/month take-home), a £1,824 monthly mortgage takes 35% of net income — a manageable level that leaves strong headroom for pension and savings.

Building Equity on £90,000

Monthly overpayment Term reduction (25yr, 4.5%) Interest saved
£200 ~2.5 years ~£45,000
£400 ~5 years ~£78,000
£600 ~7 years ~£105,000

Sources

  1. FCA — How much can you borrow?
  2. MoneyHelper — Mortgage affordability calculator
  3. HMRC — Income Tax rates and allowances