Garden Suites (ADU / ARU / Laneway Suites)

Backyard housing solutions that are profitable, compliant, and turnkey-ready

Suitable for homeowners, investors, and multigenerational families

Garden Suites, ADUs & Laneway Suites in Ontario

These terms all refer to self-contained residential units built on existing properties: ADUs (Accessory Dwelling Units), ARUs (Additional Residential Units), Laneway Suites, Backyard Suites, Secondary Dwelling Units, Coach Houses, and Garden Suites.

Unlock Your Backyard's Potential

Accessory Dwelling Units (ADUs)—commonly referred to in Ontario as garden suites, laneway suites, backyard homes, coach houses, secondary suites, detached accessory dwelling units, or ancillary residential units—are fully self-contained homes built on existing residential properties.

Whether you're creating rental income, housing a family member, or building long-term equity, ASID delivers turnkey garden suites optimized for your property and goals.

What We Handle

  • Site feasibility and design optimization
  • Zoning and regulatory compliance assessment
  • Architectural and engineering design
  • Utility infrastructure planning and installation
  • Stormwater management and site servicing
  • Full building permit coordination
  • Construction management and execution
  • Final delivery and rental-ready turnover

Price Range

$250,000 – $450,000

Timeline

12–26 weeks

Warranty

5–7 years (Structural)

Our Garden Suite Process

From site analysis to move-in ready delivery

Step 1: Site Analysis & Design

Assess site conditions, sun exposure, drainage, setbacks, and optimal placement for your garden suite.

2–4 weeks

Step 2: Zoning & Regulatory Review

Confirm ADU eligibility, identify any variances needed, and navigate municipal requirements.

1–3 weeks

Step 3: Detailed Design & Engineering

Full architectural, structural, mechanical, and electrical design with optimization for your goals.

3–6 weeks

Step 4: Permitting & Approvals

Site plan review, building permits, and all municipal approvals required for construction.

4–8 weeks

Step 5: Construction

Full construction with milestone payments, regular inspections, and progress updates.

8–14 weeks

Step 6: Final Delivery

Occupancy permit, final inspections, warranty documentation, and rental-ready turnover.

Upon completion

Why Choose ASID for Your Garden Suite?

Complete Site Optimization

We maximize your property's potential with smart design that considers sunlight, privacy, and functionality.

Turnkey Delivery

From concept to keys-in-hand, we handle every aspect of your garden suite project.

Regulatory Expertise

Deep knowledge of Ontario's ADU regulations, zoning requirements, and municipal processes.

Investment Performance

Designs optimized for rental income, long-term value, and multigenerational flexibility.

Quality & Durability

Built to Ontario Building Code standards with 5-7 year structural warranties.

One Accountable Partner

Single point of contact from start to finish—no coordination headaches or finger-pointing.

Garden Suites: Ontario's Answer to Housing Supply

Bill 23 has made ADUs as-of-right in many Ontario municipalities, creating unprecedented opportunities for homeowners to add value, generate income, and contribute to housing supply. Garden suites represent one of the smartest investments in today's real estate market.

Ready to Build Your Garden Suite?

Let's assess your site and create a design that unlocks your property's full potential.

Not all properties qualify. Our assessment confirms site suitability, zoning eligibility, and financial viability.

Start With a Free HABU™ Assessment

Important: All timelines, pricing ranges, and outcomes referenced on this page are estimates only. Garden suites are subject to site conditions, zoning regulations, permit requirements, and municipal approvals. Final feasibility and costs can only be confirmed through formal site assessment.