Mortgage Criteria Hub

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Mortgage Criteria Hub

Mortgage Criteria Hub

Buying a home with less-than-perfect credit is stressful enough without vague advice. Here's a clear, straight-talking guide to what specialist lenders actually look at — tap any section to expand it, or jump straight to the calculator below to see where you stand right now.

Lending criteria on this page last reviewed: August 2026

Before you try the calculator below, it's worth checking exactly what's on your file — that way your result reflects your real situation, not a guess.

What's My Realistic Starting Point?

Most people have more than one thing on their file, and deposit size changes everything. This gives you a fuller, more accurate picture than a single lookup ever could.

Step 1 — What's on your file? (tick all that apply)
Step 2 — What deposit do you have?
15% deposit
= 85% LTV

This tool only moves your credit tier at 20% and 25% deposit — so going from 10% to 15% won't change the result here. In reality, lenders price by LTV bands as well as credit profile. A bigger deposit can still improve the rate you're offered, even if your credit tier stays the same.

Likely deposit needed
Rough lender pool

What could improve this:

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    Whatever your numbers show, we're happy to talk it through, no cost, no obligation, and no impact on your credit file.

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