Skip to content

HOME Planning Tools

Let's Look at Your Addition Early.

This is an early planning assessment, not a zoning determination. It shows you what still needs to be verified, which professionals are likely involved, and the investment range additions of this type typically fall into.

About 4 minutes

Step 1 of 5The property

The property

Which town is the property in?

Zoning, setbacks and flood maps are set locally, so the town matters here.

Property addressOptional
Approximate existing home size
Existing foundation type

Why this matters

Additions are decided by the property before they're decided by the plan.

Setbacks, lot coverage, height limits, flood elevation, foundation type and panel capacity all shape what can be built long before anyone talks about finishes. Homeowners often pay for drawings before those questions are answered — and then pay again to redraw.

This check is deliberately an early assessment, not a determination. It tells you which items need verification, which professionals are likely required, what approvals to expect from your town, and the range additions of this type typically fall into.

If the answer is 'we need more information,' that is a useful and completely normal result at this stage.

This preliminary planning range is provided for educational purposes and is not an estimate, proposal or guarantee. Final pricing requires a site visit, confirmed scope, product selections and review of existing conditions.

Common questions