Budget planning guide

Flat Roof Installation cost in Denver, CO

A transparent starter-scope range for homeowners planning flat roof installation in Denver, CO. Review the assumptions, then use the project estimator for your own scope.

Starter-scope range

$12,760$18,010

Planning midpoint: $15,010

The planning model keeps this market close to its national starter assumptions.

What the model includes

Starter scope and assumptions

Adjust quantities for your project

EPDM / TPO Membrane

1,200 sq ft × $6.05

$7,260

Insulation Board

1,200 sq ft × $3.08

$3,700

Flashing & Edge Detail

80 linear ft × $13.2

$1,060

Labor (full install)

32 hr × $93.5

$2,990

This is a budgeting example based on a defined starter scope, not a quote or a live survey of local bids. Actual pricing depends on measurements, site conditions, material choices, permits, contractor availability, and the final scope.