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Smarter mortgage and ISA planning tools with practical guides to help users make clearer decisions.

Disclaimer: NestBoost provides educational projections and planning estimates only. Results depend on assumptions you provide and may differ from actual outcomes due to market movement, rate changes, fees, product rules, tax treatment, and personal circumstances. Content is not regulated financial advice or a recommendation to buy, sell, borrow, or invest. Always verify details with your provider and consider speaking to a qualified professional before making financial decisions.

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Mortgage Articles

Practical mortgage explainers covering deposits, LTV bands, fees, deal choice, affordability, and first-time buyer decisions.

All Articles (16)Mortgage Articles (8)ISA Articles (8)Planning Articles (0)

Showing 8 articles in Mortgage.

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NestBoost square cover image for the fixed versus tracker mortgage guide

Article

Mortgage10 min readLast updated 20 Mar 2026

Fixed vs Tracker Mortgages in 2026: How to Choose

A practical framework for choosing between payment certainty and rate flexibility, including how to weigh hold period, rate direction, and exit costs.

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NestBoost article cover illustration for a mortgage fee and break-even comparison guide

Article

Mortgage10 min readLast updated 12 Mar 2026

Mortgage Fees Explained UK: When a Lower Rate Costs More

A practical guide to arrangement fees, fee-free deals, valuation and legal costs, and why the cheapest headline rate is not always the cheapest mortgage.

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NestBoost cover illustration for a guide to the salary needed for a £300,000 mortgage

Article

Mortgage8 min readLast updated 11 Mar 2026

What Salary Do You Need for a £300,000 Mortgage in the UK?

A practical guide to the income range, deposit levels, lender checks, and monthly-payment reality behind a £300,000 mortgage.

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NestBoost cover illustration for a guide to how UK lenders calculate mortgage affordability

Article

Mortgage9 min readLast updated 7 Mar 2026

How UK Lenders Calculate Mortgage Affordability

A clear guide to how UK mortgage lenders assess affordability, including what income counts, what outgoings they check, stress testing, and policy limits.

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NestBoost article cover showing a UK mortgage affordability stress test planning visual

Article

Mortgage11 min readLast updated 4 Mar 2026

Mortgage Affordability Stress Tests: Why Lenders Say No

A practical guide to how lender stress tests work, what actually causes affordability failures, and what to improve before you reapply.

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NestBoost article cover illustration for a UK mortgage affordability guide

Article

Mortgage9 min readLast updated 1 Mar 2026

How Much Mortgage Can I Afford in the UK?

A practical guide to setting a realistic mortgage budget based on income, spending, deposit strength, and the level of monthly payment that still feels comfortable.

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NestBoost article cover illustration for a mortgage deposit band comparison guide

Article

Mortgage10 min readLast updated 28 Feb 2026

95% vs 90% vs 85% LTV Mortgages: What Deposit Level Actually Changes

A practical guide to what really changes when your deposit moves from 5% to 10% to 15%, including lender choice, monthly cost, total interest, and when waiting for the next LTV band is worth it.

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NestBoost article cover illustration for a UK first-time buyer mortgage guide

Article

Mortgage12 min readLast updated 25 Feb 2026

First-Time Buyer's Guide to Getting a Mortgage in the UK

A NestBoost guide covering first-time buyer mortgage basics, key terms like LTV, interest rates, and mortgage term, plus the step-by-step path from affordability checks to completion.

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