DSM Development
Bay Area · Factory-built ADUs

Small footprint.
More possibilities.

Make room for family, guests, or a place of their own. Explore eight single-wide floor plans under 750 square feet.

Explore the floor plans

Your plan is the starting point. Your property determines the fit.

Illustrative Carmel CAR12441B exterior concept for the 521-square-foot configuration. Final factory details require confirmation.
Illustrative exterior conceptCarmel CAR12441B521 sq ft concept · 1 bed · 1 bath
8curated single-wide
floor plans
1–2bedroom
options
430–737sq ft across listed
configurations
Find your fit

A smaller home.
Without one-size-fits-all.

Compare one- and two-bedroom layouts. Open any card to explore the actual manufacturer floor plan.

Factory model identifiers are shown for reference. Final DSM model names are to follow.

Illustrative CAR13331B exterior concept, 430 sq ft. Final factory details require confirmation.
Illustrative concept · 430 sq ft
Carmel · Factory reference

CAR13331B

1 bedroom · 1 bathroom · Single-wide

430 sq ft

View floor plan
Manufacturer floor plan for CAR13331B; listed eligible sizes: 430 square feet.Open full-size plan

Actual manufacturer drawing. Only the 430 sq ft configuration listed here is part of this collection. Optional features are not assumed included.

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Illustrative CAR12441B exterior concept, 521 sq ft. Final factory details require confirmation.
Illustrative concept · 521 sq ft
Carmel · Factory reference

CAR12441B

1 bedroom · 1 bathroom · Single-wide

521 / 568 sq ft

View floor plan
Manufacturer floor plan for CAR12441B; listed eligible sizes: 521 / 568 square feet.Open full-size plan

Actual manufacturer drawing. Only the 521 / 568 sq ft configurations listed here are part of this collection. Optional features are not assumed included.

Discuss this model
Illustrative CAR13441B exterior concept, 579 sq ft. Final factory details require confirmation.
Illustrative concept · 579 sq ft
Carmel · Factory reference

CAR13441B

1 bedroom · 1 bathroom · Single-wide

579 / 632 sq ft

View floor plan
Manufacturer floor plan for CAR13441B; listed eligible sizes: 579 / 632 square feet.Open full-size plan

Actual manufacturer drawing. Only the 579 / 632 sq ft configurations listed here are part of this collection. Optional features are not assumed included.

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Illustrative CAR13482C exterior concept, 632 sq ft. Final factory details require confirmation.
Illustrative concept · 632 sq ft
Carmel · Factory reference

CAR13482C

2 bedrooms · 1 bathroom · Single-wide

632 / 684 / 737 sq ft

View floor plan
Manufacturer floor plan for CAR13482C; listed eligible sizes: 632 / 684 / 737 square feet.Open full-size plan

Actual manufacturer drawing. Only the 632 / 684 / 737 sq ft configurations listed here are part of this collection. Optional features are not assumed included.

Discuss this model
Illustrative CAR15441B exterior concept, 660 sq ft. Final factory details require confirmation.
Illustrative concept · 660 sq ft
Carmel · Factory reference

CAR15441B

1 bedroom · 1 bathroom · Single-wide

660 / 720 sq ft

View floor plan
Manufacturer floor plan for CAR15441B; listed eligible sizes: 660 / 720 square feet.Open full-size plan

Actual manufacturer drawing. Only the 660 / 720 sq ft configurations listed here are part of this collection. Optional features are not assumed included.

Discuss this model
Illustrative CAR15482C exterior concept, 720 sq ft. Final factory details require confirmation.
Illustrative concept · 720 sq ft
Carmel · Factory reference

CAR15482C

2 bedrooms · 1 bathroom · Single-wide

720 sq ft

View floor plan
Manufacturer floor plan for CAR15482C; listed eligible sizes: 720 square feet.Open full-size plan

Actual manufacturer drawing. Only the 720 sq ft configuration listed here is part of this collection. Optional features are not assumed included.

Discuss this model
Illustrative TPO16441A exterior concept, 660 sq ft. Final factory details require confirmation.
Illustrative concept · 660 sq ft
Tempo · Factory reference

TPO16441A

1 bedroom · 1 bathroom · Single-wide

660 sq ft

View floor plan
Manufacturer floor plan for TPO16441A; listed eligible sizes: 660 square feet.Open full-size plan

Actual manufacturer drawing. Only the 660 sq ft configuration listed here is part of this collection. Optional features are not assumed included.

Discuss this model
Illustrative TPO14482A exterior concept, 632 sq ft. Final factory details require confirmation.
Illustrative concept · 632 sq ft
Tempo · Factory reference

TPO14482A

2 bedrooms · 1 bathroom · Single-wide

632 sq ft

View floor plan
Manufacturer floor plan for TPO14482A; listed eligible sizes: 632 square feet.Open full-size plan

Actual manufacturer drawing. Only the 632 sq ft configuration listed here is part of this collection. Optional features are not assumed included.

Discuss this model

Images are illustrative and may show optional features. Final designs, specifications and availability are subject to manufacturer confirmation. ADU eligibility and site requirements vary by property and local jurisdiction.

From possibility to a plan

Start with your space.
Move forward informed.

01 / Explore

Choose a direction

Find a layout and bedroom count that match how you want to use the space.

02 / Review

Understand your site

Review your location, access, utilities, and applicable city or county requirements.

03 / Plan

Define your project

Confirm the scope, options, and site-specific costs before moving forward.

Let's talk about your property

Which plan could work in your backyard?

Start a conversation with DSM about your location, goals, and the next steps for your site.

Discuss my property

Visit our contact page for phone and email details. Tell us your property city and the model ID that interests you.

Plan selection is not permit approval. Planning and permits, site work, foundations, utilities, transport, and installation must be evaluated and priced for your project.