Condo & HOA Roof Reserve Calculator

Built for Florida condo boards and community association managers. Estimate replacement cost, remaining life, and the annual reserve your association should set aside — with per-building and per-unit figures, since communities typically re-roof in phases.

Your community

Roof system Underlayment Adhesive / fastening Total roof area — sq ft across all buildings

A typical 2-story, ~12-unit building is roughly 6,000–9,000 sq ft of roof.

# of buildings

# of units

Current roof age — years Roof reserves already saved — optional Decking replacement allowance — % for damaged sheathing

Industry-standard 5–7%. Some plywood decking is usually soft or rotted and replaced at tear-off.

Recommended annual reserve

—

per year, until replacement

Roof system incl. tear-off & underlayment—

Decking allowance —

Estimated replacement cost—

Per building—

Per unit (special-assessment guide)—

Remaining useful life—

Should be reserved by now—

—

Get a precise assessment from Colonial Roofing →

⚠ General reference only. Roofing costs vary widely depending on the system, materials, design, pitch, access, and decking condition — this is a rough planning estimate, not a quote, reserve study, or engineering opinion. Colonial Roofing provides a precise, building-specific assessment.

Colonial Roofing — Florida's condominium association & commercial roofing partner · Condo & HOA roofing · Request an estimate