Owner-Builder Calculators

Free, no-signup calculators to help you plan and price your build. Estimate your potential savings, material quantities, a realistic timeline, and keep your budget on track — each one is based on 15+ years of general contracting experience.

Where to start
New to this? Run the Cost Savings Calculator first to gut-check whether owner-building pencils out for your project, then use the others to plan the details.

The Calculators

More Free Tools

Looking for checklists, contract templates, or a glossary of construction terms? Browse the full resource library, or jump straight to the owner-builder roadmap to see how these tools fit into the whole build.