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Estimators Online for self-builders

Plan with confidence.
Build with certainty.

Your self-build starts with one essential question: can you afford it?

Our fast, accurate, postcode-specific estimates help you understand the cost of your scheme and make affordability decisions early in the process.

Whether you’re building a forever home or a development project, start with clear, independent cost information.

Self-build home project

Confident negotiation begins with knowledge.

Affordability comes first

Make informed decisions.
At the earliest possible stage.

The most crucial planning element of any self-build project is affordability.

A detailed estimate gives you a clearer picture of what your proposed home may cost, helping you plan your budget before you commit to building.

Use it to identify the major costs, consider your choices and reduce the risk of unexpected budget surprises.

Can I afford my scheme?
Assess the costs early
Where will my budget go?
See costs by build stage
How do the quotes compare?
Use an independent benchmark

See what you receive

Explore an example project

Open a report to explore the sample. Scroll or touch the report to take over from the automatic preview.

View | Labour and Materials Estimate

View | Materials Summary

View | Quantified Schedule

View | Example Drawing for this Estimate

Why self-builders trust us

Clarity for every step of your self-build.

Practical cost information to help you plan, compare and move forward with confidence.

01 / Experience

150,000 self-build estimates

Draw on extensive experience of estimating self-build projects.

02 / Compare

Assess trade quotations

Use your estimate as a pricing benchmark when reviewing builder and trade quotes.

03 / Affordability

Understand the budget early

Assess whether your scheme fits your budget before committing to the next stage.

04 / Build stages

See where the money goes

Estimates broken down by build stage make the project costs easier to understand.

05 / Plan

Free program of works

Plan your project with a free interactive program of works, including unique valuation functions.

06 / Local knowledge

Nationwide coverage

Postcode-specific estimates combine UK-wide reach with local cost insight.

Your estimate, broken down

A complete project.
Clear costs at each stage.

Understand how each part of the building work contributes to your overall budget.

Breaking costs down by build stage helps you review trade quotations and plan the work with a clearer view of what’s involved.

The stages included depend on the work shown in your scheme.

From the ground up

Groundworks
Foundations and below-ground work
Structure
Walls and structural elements
Roofing
The roof and its coverings
Windows & doors
Openings and fitted components
Services
Plumbing and electrical work
Finishes
Internal completion work

Built on data. Driven by experience.

Local costs.
Extensive building knowledge.

Over 50,000 registered trade users update our live labour and material databases daily.

This cost knowledge supports accurate, region-specific assessments for self-build projects across the UK.

We bring clarity, precision and impartial advice to your project.

UK’s No.1

Estimating service for self-builds

Ranked by volume and backed by extensive experience and technical expertise.

150,000 completed self-build estimates give us a depth of practical knowledge to support your plans.

A clear starting point

From your drawings to a better-informed build.

  1. Submit drawings

    Upload the drawings for your self-build scheme.

  2. Receive your estimate

    We measure and quantify the scheme using postcode-specific cost information.

  3. Review your budget

    Explore the costs by build stage and assess affordability.

  4. Compare and plan

    Review trade quotes and plan the project with your interactive program of works.

Your home. Your plans.
A clearer view of the costs.

Avoid budget surprises, compare builder pricing and plan confidently with the UK’s leading self-build estimating service.

Submit Drawings

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