In-Law Suite Contractor in Maryland

Create comfortable, private living space for aging parents or adult children. Our in-law suites provide independence with the security of being close to family.

Licensed & Insured
Accessibility Experts
In-law suite addition in Maryland

In-Law Suite Options

Choose the configuration that works best for your family

Attached Suite

Connected to main house with private entrance. Share utilities while maintaining privacy.

$80,000 - $150,000
  • Private entrance
  • Shared utilities
  • Interior connection option
  • Cost-effective

Detached Suite

Separate structure on your property. Maximum privacy and independence.

$120,000 - $250,000
  • Complete privacy
  • Separate utilities
  • Rental income potential
  • Design flexibility

Basement Suite

Convert existing basement into a complete living space. Maximize existing square footage.

$60,000 - $120,000
  • Uses existing space
  • Lower cost option
  • Private entrance possible
  • Egress windows required

What's Included

Complete living space features

Full kitchen or kitchenette
Private bathroom with accessibility options
Separate living/sleeping areas
Private entrance option
Climate control (HVAC)
Accessibility modifications (ADA)
Emergency alert systems
Permit and zoning compliance

In-Law Suite FAQs

What is an in-law suite?

An in-law suite (also called mother-in-law suite, granny flat, or accessory dwelling unit) is a self-contained living space with bedroom, bathroom, kitchen, and living area. It allows family members to live independently while staying close.

How much does an in-law suite cost in Maryland?

Basement conversions range from $60,000-$120,000. Attached suites cost $80,000-$150,000. Detached units range from $120,000-$250,000+. Costs depend on size, finishes, and accessibility features.

Do in-law suites require special permits in Maryland?

Yes, in-law suites require building permits and must comply with zoning regulations. Some areas have specific ADU ordinances. We handle all permit applications and ensure compliance with local codes.

Can I rent out an in-law suite?

In many Maryland jurisdictions, yes. However, rental may require additional permits or zoning approval. We can advise on local regulations during your consultation.

What accessibility features should I include?

Common features include zero-threshold entries, wider doorways (36"), grab bars, walk-in showers, comfort-height toilets, and lever-style door handles. We can customize based on specific mobility needs.

Ready to Build an In-Law Suite?

Get your free consultation and learn how we can create the perfect space for your family.