Welcome to SDLTCalculator.uk, your trusted online tool for calculating Stamp Duty Land Tax (SDLT) in England and Northern Ireland. Whether you're a first-time buyer, moving home, investing in buy-to-let, or purchasing as a non-UK resident, we help you understand exactly how much tax you’ll pay — quickly, accurately, and stress-free.
At SDLTCalculator.uk, our mission is simple: to make SDLT clear, simple, and accessible for every property buyer.
Property taxes can be confusing, especially with frequent rule changes. That’s why our calculator uses the latest HMRC SDLT rates, thresholds, and surcharges — so you always get the most accurate estimate before you buy.
Up-to-Date SDLT Rates: We update our calculator and guides immediately after every Budget, HMRC announcement, or SDLT rule change.
Easy-to-Use Tool: Enter a price, choose your buyer type, and get your SDLT breakdown instantly.
Clear Explanations: We simplify complex tax rules with examples, tables, and real scenarios for buyers, landlords, and investors.
Works on All Devices: Whether you’re on mobile, tablet, or desktop, our site loads fast and responds beautifully.
No Confusing Jargon: You get straightforward guidance written in plain English, without legal or tax jargon.
We believe every homebuyer deserves clarity. That’s why we focus on offering a reliable, transparent, and user-friendly experience.
If you spot anything inaccurate or want us to add new features — such as PDFs, commercial SDLT, or advanced tools — please reach out via our Contact Us page.
Your feedback helps us improve and stay fully aligned with HMRC guidelines.
Whether you're budgeting for your first home, comparing buy-to-let deals, or planning a long-term investment, SDLTCalculator.uk empowers you with the numbers you need — before you make a big commitment.