Forest Haus

This is a 5,000 sq ft certified Passive House in Boulder, CO. Built for comfort, efficiency, and ease, it features zoned climate control, a hidden smart-home system, and durable, low-maintenance exterior siding materials. A dedicated bike room accessible from indoors or the garage, seamless indoor-outdoor flow, and plenty of space to entertain make it ideal for everything from daily routines to lively gatherings.

Modern in Denver featured the house in its Summer 2026 issue, including how we've used the house to teach builders and architects what it takes to do Passive House construction.

Completion

5,000 sf

Boulder, CO

2024

0.31 ach50

Type

Location

Living Space

Others

Heating and Cooling

Plumbing

Electric

Performance Consultant

Architect

Cabinetry: Vonmod
Drywall: Fossil Creek
Excavation: Cap Excavating
Painting: Green Sage
Roofing: Boulder Roofing

Finish Carpentry

Audio Visual

Structural Engineer

TD Structural

Size

Overview

Single Family Certified Passive House

5,000

R-88

Slab

Envelope R Value

R-53

Wall 

R-33

Floors

Windows