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Granny Flat Granny

Accessory Dwellings at Accessible prices.

We design, build and deliver stylish, high quality and cost effective ADU Coach Houses & Backyard Cottages (Granny Flats) powered by a fast, efficient and user-friendly process.

Easy As Pie


Easy as Pie
Adding an ADU Coach House or Cottage in the backyard of your home or investment property is a great way to:
But large home improvement projects are a notoriously time-consuming hassle.  That’s where Chicago Granny Flats comes in. – we’re the only call you need to make.

Value by Design


by Design

Each Grannyflat has a private entrance, no common walls and is constructed using our proprietary, structurally insulated light gage steel wall panels.  Made from 95% recycled steel and 100% recyclable insulation, environmental impact and energy efficiency are at the core of our approach.

After a brief consultation, our in-house architectural team drafts personalized floorplans and elevations tailored to your property, your taste and your goals for your Granny Flat.


Bring Your Own Backyard


Bring Your Own Backyard

Designed and engineered to fit within the footprint of a 2, 3 or 4 car garage, our ADU’s can be easily adapted and personalized to blend into almost any neighborhood and fit into almost any backyard.  Choice of interior or exterior staircases & lots of options and add-ons allow you to create the perfect Granny Flat for you.

Meet The Family


The Family

Each Granny Flat comes fully finished, including all utility connections, choice of curated interior packages featuring full kitchens with all energy efficient, all electric appliances, single hung energy efficient windows, VTAC HVAC Units (or Mini Splits, upon demand). Adaptable floorplans maximize livability and flexibility

Ask about our new Backyard Cottage Plans with 1st floor Bedrooms

Fits on any standard Chicago lot at least 24’ wide, The Nanna features a 2 Car Garage and Vaulted Ceilings 

Perfect for any extra wide or extra deep lot, the Abuela features a 2 or 3 Car Garage and One or Two Bedroom Floorplans

Designed for jumbo city lots and suburban locations, The Big Granny features a 4-car garage and up to a 1000 square foot 2 Bedroom Apartment